OSPF Operational Commands

OSPF Show Commands

OSPF Summary

Displays the OSPF protocol summary information.

Syntax:

show ospf summary <options>

Option Description

-

Without any option, the command displays the information for all instances and address families.

instance <instance-name>

OSPF summary information for the given instance.

instance <instance-name> <afi>

OSPF summary information for the specified instance and address family. Supported AFI values are 'ipv4' and 'ipv6'.

<afi> instance <instance-name>

OSPF summary information for the specified address family and instance. Supported AFI values are 'ipv4' and 'ipv6'.

Example: OSPF summary for the default instance

supervisor@rtbrick: op> show ospf summary
Global Information:
  Neighbor State Information:
    Full       : 2
    Loading    : 0
    Exchange   : 0
    ExStart    : 0
    TwoWay     : 0
    Init       : 0
    Attempt    : 0
    Down       : 0
Instance: default, Address family: ipv4
  General information:
    Router ID: 198.51.100.11, Hostname: CBNG1, Area count: 2, Flood interval: 1000ms
    Opaque capability: True, Segment routing capability: True
    SR parameters:
      SRGB base: 10000, SRGB range: 1000, SRGB label values: 10000-10999
    Flags: OPAQUE|SR|-|-|-|ASBR|ABR, Cost: 4294967295
    SPF initial delay: 50ms, SPF short delay: 200ms, SPF long delay: 5000ms
  Area: 0.0.0.0
    Interface count: 1
      Interface: lo-0/0/0/0
        Address: 198.51.100.11, State: P2P, Type: p2p, Priority: 1
        Designated router: 0.0.0.0, Backup designated router: 0.0.0.0
        Hello interval: 10s, Dead interval: 40s
        Cost: 10000, MTU:
  Area: 0.0.0.1
    Interface count: 2
      Interface: ifl-0/0/2/0
        Address: 192.0.2.1, State: P2P, Type: p2p, Priority: 1
        Designated router: 0.0.0.0, Backup designated router: 0.0.0.0
        Hello interval: 10s, Dead interval: 40s
        Cost: 10000, MTU: 1500
      Interface: lo-0/0/0/1
        Address: 198.51.100.12, State: P2P, Type: p2p, Priority: 1
        Designated router: 0.0.0.0, Backup designated router: 0.0.0.0
        Hello interval: 10s, Dead interval: 40s
        Cost: 10000, MTU:
Instance: default, Address family: ipv6, Instance ID: 0
  General information:
    Router ID: 198.51.100.11, Hostname: CBNG1, Area count: 2, Flood interval: 1000ms
    Opaque capability: False, Segment routing capability: True
    SR parameters:
      SRGB base: 10000, SRGB range: 1000, SRGB label values: 10000-10999
    Flags: SR|-|-|-|-|ABR, Cost: 4294967295
    SPF initial delay: 50ms, SPF short delay: 200ms, SPF long delay: 5000ms
  Area: 0.0.0.0
    Interface count: 2
      Interface: ifl-0/0/2/100
        Address: fe80::9819:2c00:6406:b503, State: BDR, Type: broadcast, Priority: 1
        Designated router: 198.51.100.21, Backup designated router: 198.51.100.11
        Hello interval: 10s, Dead interval: 40s
        Cost: 10000, MTU: 1500
      Interface: lo-0/0/0/0
        Address: 2001:db8:0:1::11, State: P2P, Type: p2p, Priority: 1
        Designated router: 0.0.0.0, Backup designated router: 0.0.0.0
        Hello interval: 10s, Dead interval: 40s
        Cost: 10000, MTU: 0
  Area: 0.0.0.1
    Interface count: 2
      Interface: ifl-0/0/2/0
        Address: fe80::9819:2cff:fe06:b503, State: DR, Type: broadcast, Priority: 1
        Designated router: 198.51.100.11, Backup designated router: 0.0.0.0
        Hello interval: 10s, Dead interval: 40s
        Cost: 10000, MTU: 1500
      Interface: lo-0/0/0/1
        Address: 2001:db8:0:1::12, State: P2P, Type: p2p, Priority: 1
        Designated router: 0.0.0.0, Backup designated router: 0.0.0.0
        Hello interval: 10s, Dead interval: 40s
        Cost: 10000, MTU: 0

api  To access the Operational State API that corresponds to this CLI, click include::common:partial$operational_api_links.adoc[tag=show_ospf_summary].

OSPF Hostname

Displays the OSPF hostname information.

Syntax:

show ospf hostname

Example: OSPF hostname for the default instance

supervisor@rtbrick: op> show ospf hostname
Instance                       AFI   Instance ID     Router ID                                     Hostname
default                        ipv4                  198.51.100.11                                 CBNG1
default                        ipv4                  198.51.100.21                                 CBNG2
default                        ipv6  0               198.51.100.11                                 CBNG1
default                        ipv6  0               198.51.100.21                                 CBNG2

OSPF Interface

Displays OSPF interface information.

Syntax:

show ospf interface <options>

Option Description

-

Without any option, the command displays the interface information for all instances and address families.

detail

Displays the detailed interface information.

<interface-name> detail

Displays detailed information for the specified interface. Also, for the specified interface, you can display interface information with filter options: detail, ipv4, and ipv4 detail.

instance <instance-name>

OSPF interface information for the given instance. Also, for the specified instance, you can display interface information with filter options: interface name, detail, and ipv4 detail.

instance <instance-name> <interface-name>

Displays information for a specified interface for a given instance.

instance <instance-name> <interface-name> detail

Displays detailed information for a specified interface for a given instance.

<afi>

Displays OSPF interface information for the specified address family. Supported AFI values are 'ipv4' and 'ipv6'. You can display interface information for the specified address family using filters such as interface name, detail, and instance.

Example 1: OSPF interface information for the default instance

supervisor@rtbrick: op> show ospf interface
Instance: default, Address family: ipv4
  Interface            Area            IP Address                     State          Type       Cost     Priority DR              BDR             MTU
  ifl-0/0/2/0          0.0.0.1         192.0.2.1                      P2P            p2p        10000    1        0.0.0.0         0.0.0.0         1500
  lo-0/0/0/0           0.0.0.0         198.51.100.11                  P2P            p2p        10000    1        0.0.0.0         0.0.0.0
  lo-0/0/0/1           0.0.0.1         198.51.100.12                  P2P            p2p        10000    1        0.0.0.0         0.0.0.0
Instance: default, Address family: ipv6, Instance ID: 0
  Interface            Area            IP Address                     State          Type       Cost     Priority DR              BDR             MTU
  ifl-0/0/2/0          0.0.0.1         fe80::9819:2cff:fe06:b503      DR             broadcast  10000    1        198.51.100.11   0.0.0.0         1500
  ifl-0/0/2/100        0.0.0.0         fe80::9819:2c00:6406:b503      BDR            broadcast  10000    1        198.51.100.21   198.51.100.11   1500
  lo-0/0/0/0           0.0.0.0         2001:db8:0:1::11               P2P            p2p        10000    1        0.0.0.0         0.0.0.0         0
  lo-0/0/0/1           0.0.0.1         2001:db8:0:1::12               P2P            p2p        10000    1        0.0.0.0         0.0.0.0         0

Example 2: OSPF interface information

supervisor@rtbrick: op> show ospf interface ifl-0/0/2/0
Instance: default, Address family: ipv4
  Interface            Area            IP Address                     State          Type       Cost     Priority DR              BDR             MTU
  ifl-0/0/2/0          0.0.0.1         192.0.2.1                      P2P            p2p        10000    1        0.0.0.0         0.0.0.0         1500
Instance: default, Address family: ipv6, Instance ID: 0
  Interface            Area            IP Address                     State          Type       Cost     Priority DR              BDR             MTU
  ifl-0/0/2/0          0.0.0.1         fe80::9819:2cff:fe06:b503      DR             broadcast  10000    1        198.51.100.11   0.0.0.0         1500

api  To access the Operational State API that corresponds to this CLI, click include::common:partial$operational_api_links.adoc[tag=show_ospf_interface].

OSPF Neighbor

Displays OSPF neighbor information.

Syntax:

show ospf neighbor <options>

Option Description

-

Without any option, the command displays the neighbor information for all instances.

instance <instance-name>

OSPF neighbor information for the given instance.

area <area-id>

OSPF neighbor information for the given area.

detail

Displays the detailed neighbor information.

interface <interface-name>

Displays the neighbor information for a specified interface.

instance <instance-name> detail

Displays detailed OSPF neighbor information for the given instance.

instance <instance-name> interface <interface-name>

Displays OSPF neighbor information for the specified interface for the given instance.

instance <instance-name> interface <interface-name> detail

Displays detailed OSPF neighbor information for the specified interface for the given instance.

interface <interface-name> detail

Displays detailed neighbor information for a specified interface.

<afi>

Displays OSPF neighbor information for the specified address family. Supported AFI values are 'ipv4' and 'ipv6'. You can display neighbor information for the specified address family using filters such as interface name, detail, and instance.

log

Logs neighbor event information.

Example: OSPF neighbor information for the default instance

supervisor@rtbrick: op> show ospf neighbor
Instance: default, Address family: ipv4
  Address                        Interface            Router          Area            State      Priority  DR              BDR             Uptime          Expires
  192.0.2.2                      ifl-0/0/2/0          CBNG2           0.0.0.1         Full       1         0.0.0.0         0.0.0.0         0d:00h:00m:54s  36s
Instance: default, Address family: ipv6, Instance ID: 0
  Address                        Interface            Router          Area            State      Priority  DR              BDR             Uptime          Expires
  fe80::9819:2c00:6499:472d      ifl-0/0/2/100        CBNG2           0.0.0.0         Full       1         198.51.100.21   198.51.100.11   0d:00h:00m:10s  35s

api  To access the Operational State API that corresponds to this CLI, click include::common:partial$operational_api_links.adoc[tag=show_ospf_neighbor].

OSPF Segment Routing

OSPF Segment Routing Prefix Segment

Displays OSPF segment routing prefix segment information.

Syntax:

show ospf segment-routing prefix-segment <options>

Option Description

-

Without any option, the command displays the neighbor information for all instances.

prefix-segment

Displays the OSPF prefix segment information

prefix-segment <instance>

Displays the OSPF prefix segments for the specified instance and address family

prefix-segment <instance-name> <afi>

Displays Segment routing global block (SRGB) information for the specified instance address family. Supported AFI values are 'ipv4' and 'ipv6'.

Example: OSPF neighbor information for the default instance

supervisor@rtbrick: op> show ospf segment-routing prefix-segment
Instance: default, Address family: ipv4, Area ID: 0.0.0.0
  Advertising Router        Prefix                                         SID      Flags
  CBNG1                     198.51.100.11/32                               100          0
Instance: default, Address family: ipv4, Area ID: 0.0.0.1
  Advertising Router        Prefix                                         SID      Flags
  CBNG1                     198.51.100.11/32                               100          0
  CBNG2                     198.51.100.21/32                               200          0
Instance: default, Address family: ipv6, Instance ID: 0, Area ID: 0.0.0.0
  Advertising Router        Prefix                                         SID      Flags
  CBNG1                     2001:db8:0:1::11/128                           101          0
  CBNG2                     2001:db8:0:1::21/128                           201          0
Instance: default, Address family: ipv6, Instance ID: 0, Area ID: 0.0.0.1
  Advertising Router        Prefix                                         SID      Flags
  CBNG1                     2001:db8:0:1::11/128                           101          0
  CBNG1                     2001:db8:0:1::21/128                           201         64

OSPF Segment Routing Global Block

Displays OSPF segment routing global block (SRGB) information.

Syntax:

show ospf segment-routing global-block <options>

Option Description

-

Without any option, the command displays the neighbor information for all instances.

global-block

Displays Segment routing global block (SRGB) information

global-block instance <instance-name>

Displays Segment routing global block (SRGB) information for the specified instance

global-block instance <instance-name> <afi>

Displays Segment routing global block (SRGB) information for the specified instance address family. Supported AFI values are 'ipv4' and 'ipv6'.

Example: OSPF neighbor information for the default instance

supervisor@rtbrick: op> show ospf segment-routing global-block
Instance: default, Address family: ipv4, Area ID: 0.0.0.0
  Advertising Router        SRGB Base   SRGB Range
  CBNG1                         10000         1000
Instance: default, Address family: ipv4, Area ID: 0.0.0.1
  Advertising Router        SRGB Base   SRGB Range
  CBNG1                         10000         1000
  CBNG2                         11000         1000
Instance: default, Address family: ipv6, Instance ID: 0, Area ID: 0.0.0.0
  Advertising Router        SRGB Base   SRGB Range
  CBNG1                         10000         1000
  CBNG2                         11000         1000
Instance: default, Address family: ipv6, Instance ID: 0, Area ID: 0.0.0.1
  Advertising Router        SRGB Base   SRGB Range
  CBNG1                         10000         1000

OSPF Database

Displays information from OSPF link-state database that contains data about link-state advertisements (LSAs).

Syntax:

show ospf database <options>

Option Description

advertising-router <router-id>

Displays LSDB information for the specified advertising router.

advertising-router <router-id> detail

Displays the detailed LSDB information for the specified advertising router.

advertising-router <router-id> ls-id <ls-id>

Displays the LSDB information for the specified link-state ID for the advertising router.

advertising-router <router-id> ls-type external

Displays the LSDB information for the specified LSA type for the advertising router. Link-state advertisement types include external, network, router, and summary.

detail

Displays detailed information from LSDB.

instance <instance-name>

Displays OSPF database information for the given instance.

ls-id <ls-id>

OSPF database information for a specific link-state identifier.

ls-type <type>

OSPF database information for the specified link-state type. Link-state advertisement types include external, network, router and summary.

area <area-id>

Displays database information for the specified OSPF area.

area <area-id> advertising-router <router-id>

Displays LSDB information for the specified advertising router for a specified OSPF area.

area <area-id> detail

Displays detailed LSDB information for the specified OSPF area.

area <area-id> ls-id <ls-id>

Displays LSDB information for the specified link-state identifier for the specified OSPF area.

area <area-id> ls-type <type>

Displays LSDB information for the specified link-state type for the specified OSPF area. Link-state advertisement types include external, network, router, and summary.

instance <instance-name> advertising router <router-id>

Displays LSDB information for the specified advertising router for the given instance.

instance <instance-name> area <area-id>

Displays LSDB information for the specified area for the given instance.

instance <instance-name> ls-id <ls-id>

Displays LSDB information for the specified link-state identifier for the given instance.

instance <instance-name> ls-type <type>

Displays LSDB information for the specified type of the given instance. Link-state advertisement types include external, network, router and summary.

<afi>

Displays LSDB neighbor information for the specified address family. Supported AFI values are 'ipv4' and 'ipv6'. You can display LSDB information for the specified address family using filters such as interface name, detail, and instance.

Example 1: OSPF database information for the default instance

supervisor@rtbrick: op> show ospf database
Instance: default, Address family: ipv4, Area: 0.0.0.0
  Type                      Link State ID   Advertising Router          Age        Sequence   Checksum     Cost
  Router                    198.51.100.11   CBNG1                        62      0x80000001     0xf4a7        -
  Summary-Network           192.0.2.0       CBNG1                        61      0x80000001     0x3d81    10000
  Summary-Network           198.51.100.12   CBNG1                        61      0x80000001     0xe72c    10000
  Summary-Network           198.51.100.22   CBNG1                        53      0x80000001     0x844e    20000
  Summary-Asbr              198.51.100.21   CBNG1                        53      0x80000001     0x7f8a    10000
  Opaque-Area               4.0.0.0         CBNG1                        62      0x80000001     0x1c15        -
  Opaque-Area               7.0.0.100       CBNG1                        62      0x80000001     0xf62e        -
Instance: default, Address family: ipv4, Area: 0.0.0.1
  Type                      Link State ID   Advertising Router          Age        Sequence   Checksum     Cost
  Router                    198.51.100.11   CBNG1                        58      0x80000002     0x1304        -
  Router                    198.51.100.21   CBNG2                        59      0x80000002     0x7190        -
  Summary-Network           192.0.2.4       CBNG2                        59      0x80000001     0xd8d7    10000
  Summary-Network           198.51.100.11   CBNG1                        61      0x80000001     0xf123    10000
  Summary-Network           198.51.100.21   CBNG2                        59      0x80000001     0x51af    10000
  Opaque-Area               4.0.0.0         CBNG1                        62      0x80000001     0x1c15        -
  Opaque-Area               4.0.0.0         CBNG2                        65      0x80000001      0xa30        -
  Opaque-Area               7.0.0.100       CBNG1                        61      0x80000001      0xa98        -
  Opaque-Area               7.0.0.200       CBNG2                        59      0x80000001     0xa025        -
Instance: default, Address family: ipv4
  Type                      Link State ID   Advertising Router          Age        Sequence   Checksum     Cost
  External                  192.0.2.0       CBNG1                        62      0x80000001     0x26c6 16777214
  External                  192.0.2.0       CBNG2                        65      0x80000001     0xe9f8 16777214
  External                  192.0.2.4       CBNG1                        62      0x80000001     0xfdea 16777214
  External                  192.0.2.4       CBNG2                        65      0x80000001     0xc11d 16777214
  External                  198.51.100.11   CBNG1                        62      0x80000001     0xda68 16777214
  External                  198.51.100.12   CBNG1                        62      0x80000001     0xd071 16777214
  External                  198.51.100.21   CBNG2                        65      0x80000001     0x3af4 16777214
  External                  198.51.100.22   CBNG2                        65      0x80000001     0x30fd 16777214
Instance: default, Address family: ipv6, Instance ID: 0, Area: 0.0.0.0
  Type                      Link State ID   Advertising Router          Age        Sequence   Checksum     Cost
  OSPFv3-Router             0.0.0.0         CBNG1                        14      0x80000002     0xe3dc        -
  OSPFv3-Router             0.0.0.0         CBNG2                        15      0x80000002     0xacf5        -
  OSPFv3-Network            1.28.144.1      CBNG2                        15      0x80000001     0x79b0        -
  Inter-Area-Prefix         1.0.0.0         CBNG1                        62      0x80000001     0x4f1d    10000
  Inter-Area-Prefix         1.0.0.0         CBNG2                        59      0x80000001     0x5c9a    10000
  Inter-Area-Prefix         2.0.0.0         CBNG1                        62      0x80000001     0xec23    10000
  Intra-Area-Prefix         1.0.0.0         CBNG1                        14      0x80000004     0x5421        -
  Intra-Area-Prefix         1.0.0.0         CBNG2                        15      0x80000003     0xc889        -
  Intra-Area-Prefix         118.32.3.0      CBNG2                        15      0x80000001     0x6448        -
  OSPFv3-Router-Information 0.0.0.0         CBNG1                        62      0x80000001     0x4349        -
  OSPFv3-Router-Information 0.0.0.0         CBNG2                        65      0x80000001     0x3164        -
  E-Intra-Area-Prefix       1.0.0.0         CBNG1                        62      0x80000001     0x7b8c        -
  E-Intra-Area-Prefix       1.0.0.0         CBNG2                        60      0x80000001     0x9be3        -
  Link                      1.8.144.1       CBNG1                        19      0x80000003     0x2e4a        -
  Link                      1.28.144.1      CBNG2                        20      0x80000002     0x2fdc        -
Instance: default, Address family: ipv6, Instance ID: 0, Area: 0.0.0.1
  Type                      Link State ID   Advertising Router          Age        Sequence   Checksum     Cost
  OSPFv3-Router             0.0.0.0         CBNG1                        62      0x80000001     0x9632        -
  Inter-Area-Prefix         1.0.0.0         CBNG1                        62      0x80000001     0x5f0c    10000
  Inter-Area-Prefix         2.0.0.0         CBNG1                        62      0x80000001     0xd23e    10000
  Inter-Area-Prefix         3.0.0.0         CBNG1                         8      0x80000001     0x9831    20000
  Inter-Area-Prefix         4.0.0.0         CBNG1                         8      0x80000001     0x7455    20000
  Intra-Area-Prefix         1.0.0.0         CBNG1                        22      0x80000002     0x1cec        -
  OSPFv3-Router-Information 0.0.0.0         CBNG1                        62      0x80000001     0x4349        -
  E-Inter-Area-Prefix       1.0.0.0         CBNG1                        62      0x80000001     0xdc06        -
  E-Inter-Area-Prefix       2.0.0.0         CBNG1                         8      0x80000001     0xde19        -
  Link                      1.8.0.0         CBNG1                        22      0x80000002     0x5918        -

Example 2: OSPF database detailed information

supervisor@rtbrick: op> show ospf database detail
Instance: default, Address family: ipv4, Area: 0.0.0.0 LSAs
  LSA ID: 198.51.100.11
    Advertising router: CBNG1, LSA type: Router
    Sequence number: 0x80000001, Checksum: 0xf4a7, LSA age: 63s
    Length: 36, Options: *|O|-|-|-|-|E|*, Flags: -|-|E|B
    Number of links: 1
      Link ID: 198.51.100.11
        Link data: 255.255.255.255, Type: Stub
        Type of service: 0, Metric: 10000
  LSA ID: 192.0.2.0
    Advertising router: CBNG1, LSA type: Summary-Network
    Sequence number: 0x80000001, Checksum: 0x3d81, LSA age: 62s
    Length: 28, Options: *|O|-|-|-|-|-|*
    Mask: 255.255.255.252, Metric: 10000
  LSA ID: 198.51.100.12
    Advertising router: CBNG1, LSA type: Summary-Network
    Sequence number: 0x80000001, Checksum: 0xe72c, LSA age: 62s
    Length: 28, Options: *|O|-|-|-|-|-|*
    Mask: 255.255.255.255, Metric: 10000
  LSA ID: 198.51.100.22
    Advertising router: CBNG1, LSA type: Summary-Network
    Sequence number: 0x80000001, Checksum: 0x844e, LSA age: 54s
    Length: 28, Options: *|O|-|-|-|-|-|*
    Mask: 255.255.255.255, Metric: 20000
  LSA ID: 198.51.100.21
    Advertising router: CBNG1, LSA type: Summary-Asbr
    Sequence number: 0x80000001, Checksum: 0x7f8a, LSA age: 54s
    Length: 28, Options: *|O|-|-|-|-|-|*
    Mask: 0.0.0.0, Metric: 10000
  LSA ID: 4.0.0.0
    Advertising router: CBNG1, LSA type: Opaque-Area
    Sequence number: 0x80000001, Checksum: 0x1c15, LSA age: 63s
    Length: 56, Options: *|-|-|-|-|-|-|*
    Hostname mapping:
      Hostname: CBNG1, Router ID: 198.51.100.11
    Segment routing range TLV:
      Range size: 1000, Label: 10000
  LSA ID: 7.0.0.100
    Advertising router: CBNG1, LSA type: Opaque-Area
    Sequence number: 0x80000001, Checksum: 0xf62e, LSA age: 63s
    Length: 44, Options: *|-|-|-|-|-|-|*
    Extended prefix TLV:
      Prefix: 198.51.100.11/32
      Route type: 1, AF: 0, Flags: 64
      Prefix SID sub TLV:
        Multi topology ID: 0, Algorithm: 0, Flags: 0, SID: 100
Instance: default, Address family: ipv4, Area: 0.0.0.1 LSAs
  LSA ID: 198.51.100.11
    Advertising router: CBNG1, LSA type: Router
    Sequence number: 0x80000002, Checksum: 0x1304, LSA age: 59s
    Length: 60, Options: *|O|-|-|-|-|E|*, Flags: -|-|E|B
    Number of links: 3
      Link ID: 198.51.100.21
        Link data: 192.0.2.1, Type: P2P
        Type of service: 0, Metric: 10000
      Link ID: 192.0.2.0
        Link data: 255.255.255.252, Type: Stub
        Type of service: 0, Metric: 10000
      Link ID: 198.51.100.12
        Link data: 255.255.255.255, Type: Stub
        Type of service: 0, Metric: 10000
  LSA ID: 198.51.100.21
    Advertising router: CBNG2, LSA type: Router, Router ID: CBNG2
    Sequence number: 0x80000002, Checksum: 0x7190, LSA age: 60s
    Interface: ifl-0/0/2/0, Neighbor address: 192.0.2.2
    Length: 60, Options: *|O|-|-|-|-|E|*, Flags: -|-|E|B
    Number of links: 3
      Link ID: 198.51.100.11
        Link data: 192.0.2.2, Type: P2P
        Type of service: 0, Metric: 10000
      Link ID: 192.0.2.0
        Link data: 255.255.255.252, Type: Stub
        Type of service: 0, Metric: 10000
      Link ID: 198.51.100.22
        Link data: 255.255.255.255, Type: Stub
        Type of service: 0, Metric: 10000
  LSA ID: 192.0.2.4
    Advertising router: CBNG2, LSA type: Summary-Network, Router ID: CBNG2
    Sequence number: 0x80000001, Checksum: 0xd8d7, LSA age: 60s
    Interface: ifl-0/0/2/0, Neighbor address: 192.0.2.2
    Length: 28, Options: *|O|-|-|-|-|-|*
    Mask: 255.255.255.252, Metric: 10000
  LSA ID: 198.51.100.11
    Advertising router: CBNG1, LSA type: Summary-Network
    Sequence number: 0x80000001, Checksum: 0xf123, LSA age: 62s
    Length: 28, Options: *|O|-|-|-|-|-|*
    Mask: 255.255.255.255, Metric: 10000
  LSA ID: 198.51.100.21
    Advertising router: CBNG2, LSA type: Summary-Network, Router ID: CBNG2
    Sequence number: 0x80000001, Checksum: 0x51af, LSA age: 60s
    Interface: ifl-0/0/2/0, Neighbor address: 192.0.2.2
    Length: 28, Options: *|O|-|-|-|-|-|*
    Mask: 255.255.255.255, Metric: 10000
  LSA ID: 4.0.0.0
    Advertising router: CBNG1, LSA type: Opaque-Area
    Sequence number: 0x80000001, Checksum: 0x1c15, LSA age: 63s
    Length: 56, Options: *|-|-|-|-|-|-|*
    Hostname mapping:
      Hostname: CBNG1, Router ID: 198.51.100.11
    Segment routing range TLV:
      Range size: 1000, Label: 10000
  LSA ID: 4.0.0.0
    Advertising router: CBNG2, LSA type: Opaque-Area, Router ID: CBNG2
    Sequence number: 0x80000001, Checksum: 0xa30, LSA age: 66s
    Interface: ifl-0/0/2/0, Neighbor address: 192.0.2.2
    Length: 56, Options: *|-|-|-|-|-|-|*
    Hostname mapping:
      Hostname: CBNG2, Router ID: 198.51.100.21
    Segment routing range TLV:
      Range size: 1000, Label: 11000
  LSA ID: 7.0.0.100
    Advertising router: CBNG1, LSA type: Opaque-Area
    Sequence number: 0x80000001, Checksum: 0xa98, LSA age: 62s
    Length: 44, Options: *|-|-|-|-|-|-|*
    Extended prefix TLV:
      Prefix: 198.51.100.11/32
      Route type: 3, AF: 0, Flags: 192
      Prefix SID sub TLV:
        Multi topology ID: 0, Algorithm: 0, Flags: 0, SID: 100
  LSA ID: 7.0.0.200
    Advertising router: CBNG2, LSA type: Opaque-Area, Router ID: CBNG2
    Sequence number: 0x80000001, Checksum: 0xa025, LSA age: 60s
    Interface: ifl-0/0/2/0, Neighbor address: 192.0.2.2
    Length: 44, Options: *|-|-|-|-|-|-|*
    Extended prefix TLV:
      Prefix: 198.51.100.21/32
      Route type: 3, AF: 0, Flags: 192
      Prefix SID sub TLV:
        Multi topology ID: 0, Algorithm: 0
        Reserved: 0, Flags: 0, SID: 200
Instance: default, Address family: ipv4 LSAs
  LSA ID: 192.0.2.0
    Advertising router: CBNG1, LSA type: External
    Sequence number: 0x80000001, Checksum: 0x26c6, LSA age: 63s
    Length: 36, Options: *|O|-|-|-|-|-|*
    Forwarding address: 0.0.0.0, Mask: 255.255.255.252, Route tag: 0
    Metric: 16777214, Metric type: EXTERNAL_TYPE_1
  LSA ID: 192.0.2.0
    Advertising router: CBNG2, LSA type: External, Router ID: CBNG2
    Sequence number: 0x80000001, Checksum: 0xe9f8, LSA age: 66s
    Interface: ifl-0/0/2/0, Neighbor address: 192.0.2.2
    Length: 36, Options: *|O|-|-|-|-|-|*
    Forwarding address: 0.0.0.0, Mask: 255.255.255.252, Route tag: 0
    Metric: 16777214, Metric type: EXTERNAL_TYPE_1
  LSA ID: 192.0.2.4
    Advertising router: CBNG1, LSA type: External
    Sequence number: 0x80000001, Checksum: 0xfdea, LSA age: 63s
    Length: 36, Options: *|O|-|-|-|-|-|*
    Forwarding address: 0.0.0.0, Mask: 255.255.255.252, Route tag: 0
    Metric: 16777214, Metric type: EXTERNAL_TYPE_1
  LSA ID: 192.0.2.4
    Advertising router: CBNG2, LSA type: External, Router ID: CBNG2
    Sequence number: 0x80000001, Checksum: 0xc11d, LSA age: 66s
    Interface: ifl-0/0/2/0, Neighbor address: 192.0.2.2
    Length: 36, Options: *|O|-|-|-|-|-|*
    Forwarding address: 0.0.0.0, Mask: 255.255.255.252, Route tag: 0
    Metric: 16777214, Metric type: EXTERNAL_TYPE_1
  LSA ID: 198.51.100.11
    Advertising router: CBNG1, LSA type: External
    Sequence number: 0x80000001, Checksum: 0xda68, LSA age: 63s
    Length: 36, Options: *|O|-|-|-|-|-|*
    Forwarding address: 0.0.0.0, Mask: 255.255.255.255, Route tag: 0
    Metric: 16777214, Metric type: EXTERNAL_TYPE_1
  LSA ID: 198.51.100.12
    Advertising router: CBNG1, LSA type: External
    Sequence number: 0x80000001, Checksum: 0xd071, LSA age: 63s
    Length: 36, Options: *|O|-|-|-|-|-|*
    Forwarding address: 0.0.0.0, Mask: 255.255.255.255, Route tag: 0
    Metric: 16777214, Metric type: EXTERNAL_TYPE_1
  LSA ID: 198.51.100.21
    Advertising router: CBNG2, LSA type: External, Router ID: CBNG2
    Sequence number: 0x80000001, Checksum: 0x3af4, LSA age: 66s
    Interface: ifl-0/0/2/0, Neighbor address: 192.0.2.2
    Length: 36, Options: *|O|-|-|-|-|-|*
    Forwarding address: 0.0.0.0, Mask: 255.255.255.255, Route tag: 0
    Metric: 16777214, Metric type: EXTERNAL_TYPE_1
  LSA ID: 198.51.100.22
    Advertising router: CBNG2, LSA type: External, Router ID: CBNG2
    Sequence number: 0x80000001, Checksum: 0x30fd, LSA age: 66s
    Interface: ifl-0/0/2/0, Neighbor address: 192.0.2.2
    Length: 36, Options: *|O|-|-|-|-|-|*
    Forwarding address: 0.0.0.0, Mask: 255.255.255.255, Route tag: 0
    Metric: 16777214, Metric type: EXTERNAL_TYPE_1
Instance: default, Address family: ipv6, Area: 0.0.0.0, Instance ID: 0 LSAs
  LSA ID: 0.0.0.0
    Advertising router: CBNG1, LSA type: OSPFv3-Router
    Sequence number: 0x80000002, Checksum: 0xe3dc, LSA age: 15s
    Length: 40, Options: -|V6|E|-|-|R|-|-, Flags: -|-|-|B
    Number of links: 1
    Link Entry: 1
      Type: Transit, Metric: 10000
      Local interface ID: 26216449, Neighbor interface ID: 26221569, Neighbor router ID: 198.51.100.21
  LSA ID: 0.0.0.0
    Advertising router: CBNG2, LSA type: OSPFv3-Router, Router ID: CBNG2
    Sequence number: 0x80000002, Checksum: 0xacf5, LSA age: 16s
    Interface: ifl-0/0/2/100, Neighbor address: fe80::9819:2c00:6499:472d
    Length: 40, Options: -|V6|E|-|-|R|-|-, Flags: -|-|-|B
    Number of links: 1
    Link Entry: 1
      Type: Transit, Metric: 10000
      Local interface ID: 26221569, Neighbor interface ID: 26221569, Neighbor router ID: 198.51.100.21
  LSA ID: 1.28.144.1
    Advertising router: CBNG2, LSA type: OSPFv3-Network, Router ID: CBNG2
    Sequence number: 0x80000001, Checksum: 0x79b0, LSA age: 16s
    Interface: ifl-0/0/2/100, Neighbor address: fe80::9819:2c00:6499:472d
    Length: 32, Options: -|V6|E|-|-|R|-|-, Number of links: 2
    Attached routers: 198.51.100.11, 198.51.100.21
  LSA ID: 1.0.0.0
    Advertising router: CBNG1, LSA type: Inter-Area-Prefix
    Sequence number: 0x80000001, Checksum: 0x4f1d, LSA age: 63s
    Length: 36
    Metric: 10000, Prefix options: -|-|-|-|-|-, Prefix: 2001:db8:1:1::/64
  LSA ID: 1.0.0.0
    Advertising router: CBNG2, LSA type: Inter-Area-Prefix, Router ID: CBNG2
    Sequence number: 0x80000001, Checksum: 0x5c9a, LSA age: 60s
    Interface: ifl-0/0/2/100, Neighbor address: fe80::9819:2c00:6499:472d
    Length: 44
    Metric: 10000, Prefix options: -|-|LA|-|-|-, Prefix: 2001:db8:0:1::22/128
  LSA ID: 2.0.0.0
    Advertising router: CBNG1, LSA type: Inter-Area-Prefix
    Sequence number: 0x80000001, Checksum: 0xec23, LSA age: 63s
    Length: 44
    Metric: 10000, Prefix options: -|-|LA|-|-|-, Prefix: 2001:db8:0:1::12/128
  LSA ID: 1.0.0.0
    Advertising router: CBNG1, LSA type: Intra-Area-Prefix
    Sequence number: 0x80000004, Checksum: 0x5421, LSA age: 15s
    Length: 52
    Ref Type: OSPFv3-Router, Ref ID: 0.0.0.0, Ref Advertised Router: 198.51.100.11
    Prefix Count: 1
    Prefix List:
      Prefix: 2001:db8:0:1::11/128, Metric: 10000, Prefix options: -|-|LA|-|-|-
  LSA ID: 1.0.0.0
    Advertising router: CBNG2, LSA type: Intra-Area-Prefix, Router ID: CBNG2
    Sequence number: 0x80000003, Checksum: 0xc889, LSA age: 16s
    Interface: ifl-0/0/2/100, Neighbor address: fe80::9819:2c00:6499:472d
    Length: 52
    Ref Type: OSPFv3-Router, Ref ID: 0.0.0.0, Ref Advertised Router: 198.51.100.21
    Prefix Count: 1
    Prefix List:
      Prefix: 2001:db8:0:1::21/128, Metric: 10000, Prefix options: -|-|LA|-|-|-
  LSA ID: 118.32.3.0
    Advertising router: CBNG2, LSA type: Intra-Area-Prefix, Router ID: CBNG2
    Sequence number: 0x80000001, Checksum: 0x6448, LSA age: 16s
    Interface: ifl-0/0/2/100, Neighbor address: fe80::9819:2c00:6499:472d
    Length: 44
    Ref Type: OSPFv3-Network, Ref ID: 1.28.144.1, Ref Advertised Router: 198.51.100.21
    Prefix Count: 1
    Prefix List:
      Prefix: 2001:db8:2:1::/64, Metric: 0, Prefix options: -|-|-|-|-|-
  LSA ID: 0.0.0.0
    Advertising router: CBNG1, LSA type: OSPFv3-Router-Information
    Sequence number: 0x80000001, Checksum: 0x4349, LSA age: 63s
    Length: 56
    Hostname mapping:
      Hostname: CBNG1, Router ID: 198.51.100.11
    Segment routing range TLV:
      Range size: 1000, Label: 10000
  LSA ID: 0.0.0.0
    Advertising router: CBNG2, LSA type: OSPFv3-Router-Information, Router ID: CBNG2
    Sequence number: 0x80000001, Checksum: 0x3164, LSA age: 66s
    Interface: ifl-0/0/2/100, Neighbor address: fe80::9819:2c00:6499:472d
    Length: 56
    Hostname mapping:
      Hostname: CBNG2, Router ID: 198.51.100.21
    Segment routing range TLV:
      Range size: 1000, Label: 11000
  LSA ID: 1.0.0.0
    Advertising router: CBNG1, LSA type: E-Intra-Area-Prefix
    Sequence number: 0x80000001, Checksum: 0x7b8c, LSA age: 63s
    Length: 72
    Prefix Count: 1
    Prefix List:
      Prefix: 2001:db8:0:1::11/128, Metric: 10000, Prefix options: -|-|LA|-|-|-
        Extended prefix TLV:
        Algorithm: 0, Flags: 0, SID: 101
  LSA ID: 1.0.0.0
    Advertising router: CBNG2, LSA type: E-Intra-Area-Prefix, Router ID: CBNG2
    Sequence number: 0x80000001, Checksum: 0x9be3, LSA age: 61s
    Interface: ifl-0/0/2/100, Neighbor address: fe80::9819:2c00:6499:472d
    Length: 72
    Prefix Count: 1
    Prefix List:
      Prefix: 2001:db8:0:1::21/128, Metric: 10000, Prefix options: -|-|LA|-|-|-
        Extended prefix TLV:
        Algorithm: 0, Flags: 0, SID: 201
  LSA ID: 1.8.144.1
    Advertising router: CBNG1, LSA type: Link, Router ID: 0.0.0.0
    Sequence number: 0x80000003, Checksum: 0x2e4a, LSA age: 20s
    Interface: ifl-0/0/2/100
    Length: 56, Options: -|V6|E|-|-|R|-|-
    Prefix Count: 1
    Prefix List:
      Prefix: 2001:db8:2:1::/64, Metric: 0, Prefix options: -|-|-|-|-|-
  LSA ID: 1.28.144.1
    Advertising router: CBNG2, LSA type: Link, Router ID: CBNG2
    Sequence number: 0x80000002, Checksum: 0x2fdc, LSA age: 21s
    Interface: ifl-0/0/2/100, Neighbor address: fe80::9819:2c00:6499:472d
    Length: 56, Options: -|V6|E|-|-|R|-|-
    Prefix Count: 1
    Prefix List:
      Prefix: 2001:db8:2:1::/64, Metric: 0, Prefix options: -|-|-|-|-|-
Instance: default, Address family: ipv6, Area: 0.0.0.1, Instance ID: 0 LSAs
  LSA ID: 0.0.0.0
    Advertising router: CBNG1, LSA type: OSPFv3-Router
    Sequence number: 0x80000001, Checksum: 0x9632, LSA age: 63s
    Length: 24, Options: -|V6|E|-|-|R|-|-, Flags: -|-|-|-
    Number of links: 0
  LSA ID: 1.0.0.0
    Advertising router: CBNG1, LSA type: Inter-Area-Prefix
    Sequence number: 0x80000001, Checksum: 0x5f0c, LSA age: 63s
    Length: 36
    Metric: 10000, Prefix options: -|-|-|-|-|-, Prefix: 2001:db8:2:1::/64
  LSA ID: 2.0.0.0
    Advertising router: CBNG1, LSA type: Inter-Area-Prefix
    Sequence number: 0x80000001, Checksum: 0xd23e, LSA age: 63s
    Length: 44
    Metric: 10000, Prefix options: -|-|LA|-|-|-, Prefix: 2001:db8:0:1::11/128
  LSA ID: 3.0.0.0
    Advertising router: CBNG1, LSA type: Inter-Area-Prefix
    Sequence number: 0x80000001, Checksum: 0x9831, LSA age: 9s
    Length: 44
    Metric: 20000, Prefix options: -|-|-|-|-|-, Prefix: 2001:db8:0:1::22/128
  LSA ID: 4.0.0.0
    Advertising router: CBNG1, LSA type: Inter-Area-Prefix
    Sequence number: 0x80000001, Checksum: 0x7455, LSA age: 9s
    Length: 44
    Metric: 20000, Prefix options: -|-|-|-|-|-, Prefix: 2001:db8:0:1::21/128
  LSA ID: 1.0.0.0
    Advertising router: CBNG1, LSA type: Intra-Area-Prefix
    Sequence number: 0x80000002, Checksum: 0x1cec, LSA age: 23s
    Length: 64
    Ref Type: OSPFv3-Router, Ref ID: 0.0.0.0, Ref Advertised Router: 198.51.100.11
    Prefix Count: 2
    Prefix List:
      Prefix: 2001:db8:1:1::/64, Metric: 10000, Prefix options: -|-|-|-|-|-
      Prefix: 2001:db8:0:1::12/128, Metric: 10000, Prefix options: -|-|LA|-|-|-
  LSA ID: 0.0.0.0
    Advertising router: CBNG1, LSA type: OSPFv3-Router-Information
    Sequence number: 0x80000001, Checksum: 0x4349, LSA age: 63s
    Length: 56
    Hostname mapping:
      Hostname: CBNG1, Router ID: 198.51.100.11
    Segment routing range TLV:
      Range size: 1000, Label: 10000
  LSA ID: 1.0.0.0
    Advertising router: CBNG1, LSA type: E-Inter-Area-Prefix
    Sequence number: 0x80000001, Checksum: 0xdc06, LSA age: 63s
    Length: 60
    Prefix Count: 1
    Prefix List:
      Prefix: 2001:db8:0:1::11/128, Metric: 10000, Prefix options: -|-|LA|-|-|-
        Extended prefix TLV:
        Algorithm: 0, Flags: 0, SID: 101
  LSA ID: 2.0.0.0
    Advertising router: CBNG1, LSA type: E-Inter-Area-Prefix
    Sequence number: 0x80000001, Checksum: 0xde19, LSA age: 9s
    Length: 60
    Prefix Count: 1
    Prefix List:
      Prefix: 2001:db8:0:1::21/128, Metric: 20000, Prefix options: -|-|-|-|-|-
        Extended prefix TLV:
        Algorithm: 0, Flags: 64, SID: 201
  LSA ID: 1.8.0.0
    Advertising router: CBNG1, LSA type: Link, Router ID: 0.0.0.0
    Sequence number: 0x80000002, Checksum: 0x5918, LSA age: 23s
    Interface: ifl-0/0/2/0
    Length: 56, Options: -|V6|E|-|-|R|-|-
    Prefix Count: 1
    Prefix List:
      Prefix: 2001:db8:1:1::/64, Metric: 0, Prefix options: -|-|-|-|-|-

Example 3: OSPF database for an advertising router

supervisor@rtbrick: op> show ospf database advertising-router 198.51.100.11
Instance: default, Address family: ipv4, Area: 0.0.0.0
  Type                      Link State ID   Advertising Router          Age        Sequence   Checksum     Cost
  Router                    198.51.100.11   CBNG1                        65      0x80000001     0xf4a7        -
  Summary-Network           192.0.2.0       CBNG1                        64      0x80000001     0x3d81    10000
  Summary-Network           198.51.100.12   CBNG1                        64      0x80000001     0xe72c    10000
  Summary-Network           198.51.100.22   CBNG1                        56      0x80000001     0x844e    20000
  Summary-Asbr              198.51.100.21   CBNG1                        56      0x80000001     0x7f8a    10000
  Opaque-Area               4.0.0.0         CBNG1                        65      0x80000001     0x1c15        -
  Opaque-Area               7.0.0.100       CBNG1                        65      0x80000001     0xf62e        -
Instance: default, Address family: ipv4, Area: 0.0.0.1
  Type                      Link State ID   Advertising Router          Age        Sequence   Checksum     Cost
  Router                    198.51.100.11   CBNG1                        61      0x80000002     0x1304        -
  Summary-Network           198.51.100.11   CBNG1                        64      0x80000001     0xf123    10000
  Opaque-Area               4.0.0.0         CBNG1                        65      0x80000001     0x1c15        -
  Opaque-Area               7.0.0.100       CBNG1                        64      0x80000001      0xa98        -
Instance: default, Address family: ipv4
  Type                      Link State ID   Advertising Router          Age        Sequence   Checksum     Cost
  External                  192.0.2.0       CBNG1                        65      0x80000001     0x26c6 16777214
  External                  192.0.2.4       CBNG1                        65      0x80000001     0xfdea 16777214
  External                  198.51.100.11   CBNG1                        65      0x80000001     0xda68 16777214
  External                  198.51.100.12   CBNG1                        65      0x80000001     0xd071 16777214
Instance: default, Address family: ipv6, Instance ID: 0, Area: 0.0.0.0
  Type                      Link State ID   Advertising Router          Age        Sequence   Checksum     Cost
  OSPFv3-Router             0.0.0.0         CBNG1                        17      0x80000002     0xe3dc        -
  Inter-Area-Prefix         1.0.0.0         CBNG1                        65      0x80000001     0x4f1d    10000
  Inter-Area-Prefix         2.0.0.0         CBNG1                        65      0x80000001     0xec23    10000
  Intra-Area-Prefix         1.0.0.0         CBNG1                        17      0x80000004     0x5421        -
  OSPFv3-Router-Information 0.0.0.0         CBNG1                        65      0x80000001     0x4349        -
  E-Intra-Area-Prefix       1.0.0.0         CBNG1                        65      0x80000001     0x7b8c        -
  Link                      1.8.144.1       CBNG1                        22      0x80000003     0x2e4a        -
Instance: default, Address family: ipv6, Instance ID: 0, Area: 0.0.0.1
  Type                      Link State ID   Advertising Router          Age        Sequence   Checksum     Cost
  OSPFv3-Router             0.0.0.0         CBNG1                        65      0x80000001     0x9632        -
  Inter-Area-Prefix         1.0.0.0         CBNG1                        65      0x80000001     0x5f0c    10000
  Inter-Area-Prefix         2.0.0.0         CBNG1                        65      0x80000001     0xd23e    10000
  Inter-Area-Prefix         3.0.0.0         CBNG1                        11      0x80000001     0x9831    20000
  Inter-Area-Prefix         4.0.0.0         CBNG1                        11      0x80000001     0x7455    20000
  Intra-Area-Prefix         1.0.0.0         CBNG1                        25      0x80000002     0x1cec        -
  OSPFv3-Router-Information 0.0.0.0         CBNG1                        65      0x80000001     0x4349        -
  E-Inter-Area-Prefix       1.0.0.0         CBNG1                        65      0x80000001     0xdc06        -
  E-Inter-Area-Prefix       2.0.0.0         CBNG1                        11      0x80000001     0xde19        -
  Link                      1.8.0.0         CBNG1                        25      0x80000002     0x5918        -

OSPF SPF Result

Displays SPF results.

Syntax:

show ospf spf result <options>

Option Description

-

Without any option, the command displays the SPF result of all instances.

area <area-id>

Displays SPF result for the specified area.

instance <instance-name>

Name of the instance

node-id <node-id>

Displays SPF result for the specified node identifier.

area <area-id> <node-id>

Displays SPF result for the specified node identifier for a specified area.

instance <instance-name> area <area-id>

Displays SPF result for the specified area for a given instance.

instance <instance-name> node-id <node-id>

Displays SPF result for the specified node identifier for a given instance.

<afi>

Displays SPF result information for the specified address family. Supported AFI values are 'ipv4' and 'ipv6'. You can display SPF result information for the specified address family using filters such as interface name, detail, and instance.

Example 1: OSPF SPF Result for the default instance

supervisor@rtbrick: op> show ospf spf result
Instance: default, Address family: ipv4, Area: 0.0.0.0
  Node ID         Type            Cost     Advertising Router  Flags        Neighbor Node         Interface         Nexthop
  198.51.100.11   router          0        CBNG1               -|-|E|B      -                     local             -
Instance: default, Address family: ipv4, Area: 0.0.0.1
  Node ID         Type            Cost     Advertising Router  Flags        Neighbor Node         Interface         Nexthop
  198.51.100.11   router          0        CBNG1               -|-|E|B      -                     local             -
  198.51.100.21   router          10000    CBNG2               -|-|E|B      198.51.100.21         ifl-0/0/2/0       192.0.2.2
Instance: default, Address family: ipv6, Area: 0.0.0.0, Instance ID: 0
  Node ID         Type            Cost     Advertising Router  Flags        Neighbor Node         Interface         Nexthop
  198.51.100.11   router          0        CBNG1               -|-|-|B      -                     local             -
  1.28.144.1      network         10000    CBNG2               -|-|-|-      -                     local             -
  198.51.100.21   router          10000    CBNG2               -|-|-|B      198.51.100.21         ifl-0/0/2/100     fe80::9819:2c00:6499:472d
Instance: default, Address family: ipv6, Area: 0.0.0.1, Instance ID: 0
  Node ID         Type            Cost     Advertising Router  Flags        Neighbor Node         Interface         Nexthop
  198.51.100.11   router          0        CBNG1               -|-|-|-      -                     local             -

Example 2: OSPF SPF Result for the specified node identifier for the given area

supervisor@rtbrick: op> show ospf spf result area 0.0.0.0 node-id 198.51.100.11
Instance: default, Address family: ipv4, Area: 0.0.0.0
  Node ID         Type            Cost     Advertising Router  Flags        Neighbor Node         Interface         Nexthop
  198.51.100.11   router          0        CBNG1               -|-|E|B      -                     local             -
Instance: default, Address family: ipv6, Area: 0.0.0.0, Instance ID: 0
  Node ID         Type            Cost     Advertising Router  Flags        Neighbor Node         Interface         Nexthop
  198.51.100.11   router          0        CBNG1               -|-|-|B      -                     local             -

OSPF SPF Log

Displays SPF Log information.

Syntax:

show ospf spf log <options>

Option Description

-

Without any option, the command displays the SPF log of all instances.

instance <instance-name>

Displays SPF log for the specified instance.

<afi>

Displays SPF log information for the specified address family. Supported AFI values are 'ipv4' and 'ipv6'. You can display SPF log information for the specified address family using filters such as interface name, detail, and instance.

Example 1: OSPF SPF Result for the default instance

supervisor@rtbrick: op> show ospf spf log
Instance: default
  Router ID: 0.0.0.0
    Schedule timestamp: 2026-06-05 14:48:00, Area ID: 0.0.0.0, LSA type: Unknown
    Reason: ABR Status change, Back off timer: 50, LSA count: 1
    LS ID: 0.0.0.0, Number of schedule request: 2
    SPF start time: 2026-06-05 14:48:00, Number of nodes: 0, Number of links: 0
    Number of stub links: 0, SPF init time: 0 Timer Value, SPF run time: 0 Timer Value
    Router LSA change count: -, Network LSA change count: -
    Prefix changes: 1, Sequence number: 1
  Router ID: 0.0.0.0
    Schedule timestamp: 2026-06-05 14:48:00, Area ID: 0.0.0.1, LSA type: Unknown
    Reason: ABR Status change, Back off timer: 50, LSA count: 1
    LS ID: 0.0.0.0, Number of schedule request: 2
    SPF start time: 2026-06-05 14:48:00, Number of nodes: 0, Number of links: 0
    Number of stub links: 0, SPF init time: 0 Timer Value, SPF run time: 0 Timer Value
    Router LSA change count: -, Network LSA change count: -
    Prefix changes: 1, Sequence number: 2
  Router ID: 0.0.0.0
    Schedule timestamp: 2026-06-05 14:48:00, Area ID: 0.0.0.0, LSA type: Unknown
    Reason: ABR Status change, Back off timer: 50, LSA count: 2
    LS ID: 0.0.0.0, Number of schedule request: 3
    SPF start time: 2026-06-05 14:48:00, Number of nodes: 1, Number of links: 0
    Number of stub links: 0, SPF init time: 79us, SPF run time: 1048us
    Router LSA change count: 1, Network LSA change count: -
    Prefix changes: 1, Sequence number: 3
  Router ID: 0.0.0.0
    Schedule timestamp: 2026-06-05 14:48:00, Area ID: 0.0.0.1, LSA type: Unknown
    Reason: ABR Status change, Back off timer: 50, LSA count: 2
    LS ID: 0.0.0.0, Number of schedule request: 3
    SPF start time: 2026-06-05 14:48:00, Number of nodes: 1, Number of links: 0
    Number of stub links: 0, SPF init time: 13us, SPF run time: 939us
    Router LSA change count: 1, Network LSA change count: -
    Prefix changes: 1, Sequence number: 4
  Router ID: 198.51.100.11
    Schedule timestamp: 2026-06-05 14:48:00, Area ID: 0.0.0.0, LSA type: Router
    Reason: Router LSA change, Back off timer: 200, LSA count: 1
    LS ID: 198.51.100.11, Number of schedule request: 1
    SPF start time: 2026-06-05 14:48:00, Number of nodes: 1, Number of links: 0
    Number of stub links: 1, SPF init time: 15us, SPF run time: 892us
    Router LSA change count: 1, Network LSA change count: -
    Prefix changes: 1, Sequence number: 5
  Router ID: 198.51.100.11
    Schedule timestamp: 2026-06-05 14:48:00, Area ID: 0.0.0.1, LSA type: Router
    Reason: Router LSA change, Back off timer: 200, LSA count: 1
    LS ID: 198.51.100.11, Number of schedule request: 1
    SPF start time: 2026-06-05 14:48:00, Number of nodes: 1, Number of links: 0
    Number of stub links: 2, SPF init time: 10us, SPF run time: 788us
    Router LSA change count: 1, Network LSA change count: -
    Prefix changes: 1, Sequence number: 6
  Router ID: 198.51.100.11
    Schedule timestamp: 2026-06-05 14:48:00, Area ID: 0.0.0.1, LSA type: Link
    Reason: Unknown map - (value) 0xa, Back off timer: 200, LSA count: 1
    LS ID: 1.8.0.0, Number of schedule request: 1
    SPF start time: 2026-06-05 14:48:00, Number of nodes: 1, Number of links: 0
    Number of stub links: 0, SPF init time: 14us, SPF run time: 874us
    Router LSA change count: 1, Network LSA change count: -
    Prefix changes: 1, Sequence number: 7
  Router ID: 198.51.100.11
    Schedule timestamp: 2026-06-05 14:48:00, Area ID: 0.0.0.0, LSA type: Link
    Reason: Unknown map - (value) 0xa, Back off timer: 200, LSA count: 1
    LS ID: 1.8.144.1, Number of schedule request: 1
    SPF start time: 2026-06-05 14:48:00, Number of nodes: 1, Number of links: 0
    Number of stub links: 0, SPF init time: 13us, SPF run time: 209us
    Router LSA change count: 1, Network LSA change count: -
    Prefix changes: 1, Sequence number: 8
  Router ID: 198.51.100.21
    Schedule timestamp: 2026-06-05 14:48:04, Area ID: 0.0.0.1, LSA type: Opaque-Area
    Reason: RI LSA change, Back off timer: 5000, LSA count: 4
    LS ID: 4.0.0.0, Number of schedule request: 4
    SPF start time: 2026-06-05 14:48:09, Number of nodes: 2, Number of links: 2
    Number of stub links: 4, SPF init time: 56us, SPF run time: 790us
    Router LSA change count: 4, Network LSA change count: -
    Prefix changes: 2, Sequence number: 9
  Router ID: 198.51.100.11
    Schedule timestamp: 2026-06-05 14:48:40, Area ID: 0.0.0.1, LSA type: Link
    Reason: Unknown map - (value) 0xa, Back off timer: 50, LSA count: 1
    LS ID: 1.8.0.0, Number of schedule request: 1
    SPF start time: 2026-06-05 14:48:40, Number of nodes: 1, Number of links: 0
    Number of stub links: 0, SPF init time: 17us, SPF run time: 227us
    Router LSA change count: 1, Network LSA change count: -
    Prefix changes: 1, Sequence number: 10
  Router ID: 198.51.100.11
    Schedule timestamp: 2026-06-05 14:48:40, Area ID: 0.0.0.0, LSA type: Link
    Reason: Unknown map - (value) 0xa, Back off timer: 50, LSA count: 1
    LS ID: 1.8.144.1, Number of schedule request: 1
    SPF start time: 2026-06-05 14:48:40, Number of nodes: 1, Number of links: 0
    Number of stub links: 0, SPF init time: 26us, SPF run time: 202us
    Router LSA change count: 1, Network LSA change count: -
    Prefix changes: 1, Sequence number: 11
  Router ID: 198.51.100.21
    Schedule timestamp: 2026-06-05 14:48:43, Area ID: 0.0.0.0, LSA type: Link
    Reason: Unknown map - (value) 0xa, Back off timer: 5000, LSA count: 4
    LS ID: 1.28.144.1, Number of schedule request: 4
    SPF start time: 2026-06-05 14:48:48, Number of nodes: 2, Number of links: 0
    Number of stub links: 0, SPF init time: 25us, SPF run time: 220us
    Router LSA change count: 2, Network LSA change count: -
    Prefix changes: 2, Sequence number: 12
  Router ID: 198.51.100.21
    Schedule timestamp: 2026-06-05 14:48:48, Area ID: 0.0.0.0, LSA type: Router
    Reason: Router LSA change, Back off timer: 5000, LSA count: 3
    LS ID: 0.0.0.0, Number of schedule request: 3
    SPF start time: 2026-06-05 14:48:53, Number of nodes: 3, Number of links: 4
    Number of stub links: 0, SPF init time: 32us, SPF run time: 709us
    Router LSA change count: 4, Network LSA change count: 1
    Prefix changes: 2, Sequence number: 13

OSPF Route

Displays OSPF routing table information.

Syntax:

show ospf route <options>

Option Description

-

Without any option, the command displays the OSPF route information for all instances.

area <area-id>

OSPF route information for the given area.

instance <instance-name>

OSPF route information for the given instance.

instance <instance-name> <afi>

Displays OSPF route information for the specified address family and instance. Supported AFI values are 'ipv4' and 'ipv6'.

instance <instance-name> <afi> <safi>

Displays OSPF route information for the specified address family (AFI), sub-address family (SAFI), and instance. Supported AFI values are 'ipv4' and 'ipv6'. Supported SAFI values are 'unicast', and 'labeled-unicast''.

instance <instance-name> label <label>

Displays OSPF route information for the specified label and instance.

instance <instance-name> mpls unicast label <label> | type <type>

Displays OSPF route information for the specified MPLS unicast label or type for the instance.

prefix <ip>

Displays OSPF route information for the specified match prefix.

type <type>

Displays information for OSPF route type. The route types include external-type-1, external-type-2, inter-area, intra-area, and ospf-direct.

<afi> <safi>

Displays OSPF route information for the specified address family (AFI) and sub-address family (SAFI). Supported AFI values are 'ipv4' and 'ipv6'. Supported SAFI values are 'unicast', and 'labeled-unicast''

label <label>

Displays information about the OSPF-labeled routes.

mpls unicast <label | type>

Displays information about OSPF MPLS routes.

area-border

Displays the OSPF Area Border Router (ABR) information. Refer to section "3.1.7. OSPF Route ABR" for the interface configuration details.

autonomous-system-boundary

Displays Autonomous System Border Router information. Refer to section "3.1.7. OSPF Route ABR" for the interface configuration details.

Example: OSPF route information for the default instance

supervisor@rtbrick: op> show ospf route
Instance: default, AFI: ipv4, SAFI: unicast
  Prefix                     Area             Type             Cost      Next Hop        Interface
  192.0.2.0/30               0.0.0.1          ospf-direct      10000     n/a             local
  198.51.100.11/32           0.0.0.0          ospf-direct      10000     n/a             local
  198.51.100.12/32           0.0.0.1          ospf-direct      10000     n/a             local
  198.51.100.21/32                            external-type-1  16777215  192.0.2.2       ifl-0/0/2/0
  198.51.100.22/32           0.0.0.1          intra-area       20000     192.0.2.2       ifl-0/0/2/0
Instance: default, AFI: ipv4, SAFI: labeled-unicast
  Prefix                     Area             Type             Cost      Next Hop        Interface
  198.51.100.11/32           0.0.0.0          ospf-direct      10000     n/a             local
Instance: default, AFI: ipv6, SAFI: unicast, Instance ID: 0
  Prefix                                        Area             Type             Cost      Next Hop                                     Interface
  2001:db8:0:1::11/128                          0.0.0.0          ospf-direct      10000     n/a                                          local
  2001:db8:0:1::12/128                          0.0.0.1          ospf-direct      10000     n/a                                          local
  2001:db8:0:1::21/128                          0.0.0.0          intra-area       20000     fe80::9819:2c00:6499:472d                    ifl-0/0/2/100
  2001:db8:0:1::22/128                          0.0.0.0          inter-area       20000     fe80::9819:2c00:6499:472d                    ifl-0/0/2/100
  2001:db8:1:1::/64                             0.0.0.1          ospf-direct      10000     n/a                                          local
  2001:db8:2:1::/64                             0.0.0.0          ospf-direct      10000     n/a                                          local
Instance: default, AFI: ipv6, SAFI: labeled-unicast, Instance ID: 0
  Prefix                     Area             Type             Cost      Next Hop        Interface
  2001:db8:0:1::11/128       0.0.0.0          ospf-direct      10000     n/a             local
  2001:db8:0:1::21/128       0.0.0.0          intra-area       20000     n/a             ifl-0/0/2/100
Instance: default, AFI: mpls, SAFI: unicast
  Label                 Type             Next Hop                                     Interface
  label:10100           ospf-direct      n/a                                          local
  label:10100,bos:1     ospf-direct      n/a                                          local
Instance: default, AFI: mpls, SAFI: unicast, Instance ID: 0
  Label                 Type             Next Hop                                     Interface
  label:10101           ospf-direct      n/a                                          local
  label:10101,bos:1     ospf-direct      n/a                                          local
  label:10201           intra-area       fe80::9819:2c00:6499:472d                    ifl-0/0/2/100
  label:10201,bos:1     intra-area       fe80::9819:2c00:6499:472d                    ifl-0/0/2/100

OSPF Route Area Border

Displays the OSPF Area Border Router (ABR) information.

Syntax:

show ospf route area-border

Example: OSPF Route ABR information

supervisor@rtbrick: op> show ospf route area-border
  198.51.100.11   0        198.51.100.11       -|-|E|B      local             -
  198.51.100.11   0        198.51.100.11       -|-|E|B      local             -
  198.51.100.21   10000    198.51.100.21       -|-|E|B      ifl-0/0/2/0       192.0.2.2
  198.51.100.11   0        198.51.100.11       -|-|-|B      local             -
  198.51.100.21   10000    198.51.100.21       -|-|-|B      ifl-0/0/2/100     fe80::9819:2c00:6499:472d

OSPF Route Autonomous System Boundary

Displays Autonomous System Boundary Router information.

Syntax:

show ospf route autonomous-system-boundary

Example: OSPF Route ASBR information

supervisor@rtbrick: op> show ospf route autonomous-system-boundary
Instance: default, Address family: ipv4
  Node ID         Cost     Advertising Router  Flags        Interface         Nexthop
  198.51.100.21   10000    198.51.100.21       -|-|E|B      ifl-0/0/2/0       192.0.2.2

OSPF LSA Request List

Displays the list of all link-state advertisements (LSAs) requests that have been sent or received by a router.

Syntax:

show ospf request-list <options>

Option Description

-

Without any option, this command displays the list of all link-state advertisement (LSA) requests that have been sent from the router.

detail

Provides detailed information on the requests that have been sent from the router.

area <area-id>

OSPF request-list information for the given area.

instance <instance-name>

OSPF request-list information for the given instance.

<afi>

Displays request-list information for the specified address family. Supported AFI values are 'ipv4' and 'ipv6'.

Example 1: OSPF LSA requests sent to a neighbor

supervisor@rtbrick: op> show ospf request-list
No pending LSA requests

Example 2: Detailed information for OSPF LSA requests sent to a neighbor

supervisor@rtbrick: op> show ospf request-list detail
No pending LSA requests

OSPF Transmission List

Displays the list of all LSAs waiting to be re-sent or transmitted from the router.

Syntax:

show ospf transmit-list <option>

Option Description

-

Without any option, this command displays the transmit list of all link-state advertisements (LSA).

area <area-id>

OSPF transmit-list information for the given area.

instance <instance-name>

OSPF transmit-list information for the given instance.

<afi>

Displays transmit-list information for the specified address family. Supported AFI values are 'ipv4' and 'ipv6'.

Example: OSPF LSA requests waiting to be transmitted.

supervisor@rtbrick: op> show ospf transmit-list
No pending LSA transmissions

OSPF Statistics

Displays OSPF statistics information.

Syntax:

show ospf statistics <options>

Option Description

interface <interface-name>

Displays packet statistics information for the specified interface.

interface <interface-name> detail

Displays detailed packet statistics information for the specified interface.

neighbor <Neighbor-address>

Displays packet statistics information for the specified neighbor.

neighbor <Neighbor-address> <detail>

Displays detailed packet statistics information for the specified neighbor.

<afi>

Displays packet statistics information for the specified address family. Supported AFI values are 'ipv4' and 'ipv6'.

 
supervisor@rtbrick: op> show ospf statistics interface ifl-0/0/2/0 detail
Instance: default, Address family: ipv4
  Interface: ifl-0/0/2/0, Peer address: 192.0.2.2
    Hello packet:
      Received packets: 9, Sent packets: 9, Total errors: 0, Unsupported option: 0
      Area mismatch: 0, Area type option mismatch: 0, Dead interval mismatch: 0
      Hello interval mismatch: 0, Mask mismatch: 0, Self router ID: 0
      Obj add fail: 0, Source address mismatch: , Misc: 0
    DD packet:
      Received packets: 2, Sent packets: 3, Total errors: 0, Unsupported option: 0
      Invalid state packet received: 0, MTU mismatch: 0, DD obj add fail: 0, Misc: 0, Negotiation fail: 0
      Master bit mismatch: 0, Exchange state init pkt: 0, Capabilities mismatch: 0
      Expected seq mismatch: 0, Full state init pkt: 0, Invalid lsa: 0, Invalid external lsa: 0,
      LSDB Absent: 0, Lsa lookup fail: 0, Ls req add fail: 0
    LS request packet:
      Received packets: 1, Sent packets: 1, Total errors: 0, Invalid LSA type: 0
      Invalid state packet received: 0, LSA lookup error: 0, LSA lookup fail: 0
      LSA obj add fail: 0, Misc: 0
    LS update packet:
      Received packets: 3, Sent packets: 2, Total errors: 0, Invalid LSA type: 0
      Zero length LSA: 0, LSA length exceeded: 0, LSA checksum fail: 0
      Invalid state packet received: 0, LSA obj add fail: 0, Invalid LSA payload: 0, Misc: 0
    Ls ack packet:
      Received packets: 2, Sent packets: 3, Total errors: 0, LSA obj add fail: 0
      Invalid state packet received: 0, Misc: 0
    Sanity errors:
      Payload max len error: 0, Payload min len error: 0, Invalid version: 0
      Invalid auth data len: 0, Auth data missing: 0, Invalid packet min len: 0
      Invalid area ID: 0, Invalid network mask: 0, Authentication fail: 0

OSPF Clear Commands

Clear OSPF Neighbor

Clear OSPF neighbor state information.

Syntax:

clear ospf neighbor <options>

Option Description

-

Without any option, the command clears all the OSPF neighbors.

instance <instance-name>

Clears OSPF neighbor information for the specified instance.

instance <instance-name> <afi>

Clears OSPF neighbor for the specified address family. Supported AFI values are 'ipv4' and 'ipv6'. Supported AFI values are 'ipv4' and 'ipv6'. When using an IPv6 address family with OSPFv3, an instance ID ranging from 0 to 31 must be specified.

instance <instance-name> <afi> area <area-id>

Clears OSPF neighbor for the specified area of the specified instance and address family.

instance <instance-name> <afi> area <area-id> interface <interface-name>

Clears OSPF neighbor for the specified interface for the specified area and address family of the specified instance.

force

Forcefully clears all the OSPF neighbors. This may impact DR/BDR election.

force instance <instance-name>

Forcefully clears the neighbor for the specified instance.

force instance <instance-name> <afi>

Forcefully clears OSPF neighbor for the specified address family.

force instance <instance-name> <afi> area <area-id>

Forcefully clears OSPF neighbor for the specified area of the specified instance and address family.

force instance <instance-name> <afi> area <area-id> interface <interface-name>

Forcefully clears OSPF neighbor for a specific interface and area of the specified instance and address family.

Example:

supervisor@rtbrick>SPINE01: cfg> clear ospf neighbor instance default ipv6 instance-id 0 area 0 interface ifl-0/0/0/1
Triggered clear neighbor successfully

api  To access the Operational State API that corresponds to this CLI, click include::common:partial$operational_api_links.adoc[tag=clear_ospf_neighbor].

Clear OSPF Statistics

Clear the OSPF statistics for all instances or a specified instance.

Syntax:

clear ospf statistics <options>

Option Description

-

Without any option, the command clears all the OSPF statistics.

instance <instance-name>

Clears OSPF statistics information for the specified instance.

instance <instance-name> <afi>

Clears OSPF statistics for the specified address family of the specified instance. Supported AFI values are 'ipv4' and 'ipv6'. When using an IPv6 address family with OSPFv3, an instance ID ranging from 0 to 31 must be specified.

instance <instance-name> <afi> area <area-id>

Clears OSPF statistics for the specified area of the specified instance and address family.

instance <instance-name> <afi> area <area-id> interface <interface-name>

Clears OSPF statistics for the specified interface for the specified area of the specified instance and address family.

Example:

supervisor@rtbrick>SPINE01: cfg> clear ospf statistics instance default ipv6 instance-id 0 area 0.0.0.0 interface ifl-0/0/0/1
Cleared statistics for all ipv6 neighbors under Instance [default] Area [0.0.0.0] Interface [ifl-0/0/0/1]

Clear OSPF Database

Clear the OSPF database for all instances.

Syntax:

clear ospf database <options>

Option Description

-

Without any option, the command clears all the OSPF database information.

<afi>

Clears OSPF database for the specified address family. Supported AFI values are 'ipv4' and 'ipv6'. Supported AFI values are 'ipv4' and 'ipv6'. When using an IPv6 address family with OSPFv3, an instance ID ranging from 0 to 31 must be specified.

<afi> instance <instance-name>

Clears OSPF database for the specified area of the specified instance and address family.

Example:

supervisor@rtbrick>SPINE01: cfg> clear ospf database ipv6 instance default instance-id 0
Triggered clear database successfully