Clock Synchronization Operational Commands
Validating the Configurations Using the ufi-ptp-cli Shell
To validate the configuration, use the ufi-ptp-cli shell as shown in the following example.
The following example displays the output of the show ptp clock info command, detailing the PTP clock’s configuration. It includes information such as the clock identity, profile type (G.8275.1), clock type (Time Slave Clock), and various PTP interval settings.
supervisor@rtbrick>rtbrick.net:~ $ ufi-ptp-cli Check UFI PTP Service Status ... Ready. Read configuration successfully Build On Jun 3 2025 02:14:45 ufi-ptp> enable ufi-ptp# show ptp clock info Clock Identity : 5C:07:58:A2:CE:5C:00:01 Profile : G.8275.1 profile Clock Type : Time Slave Clock Servo Alg : Full-On-Path Number Of Ports : 32 Clock Class : 255 Domain Number : 24 Scaled Log Variance : 0xFFFF Priority1 : 128 Priority2 : 255 Slave Only : True Two Step : False Announce Receipt Timeout (min) : 3 Announce Receipt Timeout (def) : 3 Announce Receipt Timeout (max) : 10 Log Announce Interval (min) : -3 Log Announce Interval (def) : -3 Log Announce Interval (max) : -3 Log Sync Interval (min) : -4 Log Sync Interval (def) : -4 Log Sync Interval (max) : -4 Log Min Delay Req Interval (min) : -4 Log Min Delay Req Interval (def) : -4 Log Min Delay Req Interval (max) : -4 Domain # (min) : 24 Domain # (def) : 24 Domain # (max) : 43 Priority 1 : 128 Priority 2 (min) : 0 Priority 2 (def) : 128 Priority 2 (max) : 225 Local Priority : 128
The following example displays the output of the show ptp port 67 peer command, detailing PTP packet statistics for peer 0 on Port 67. It provides counts of various received and transmitted PTP messages, such as Sync, Delay Request, Delay Response, and Announce messages.
ufi-ptp# show ptp port 9 peer Port 9: Peer #0 L2 address : D8:3A:DD:AA:4D:9D Clock Identity : D8:3A:00:FF:FE:AA:4D:9D Received Sync : 138913 Received Delay Request : 0 Received Delay Response : 138904 Received Peer Delay Request : 0 Received Peer Delay Response : 0 Received Followup : 138913 Received Peer Delay Followup : 0 Received Announce : 69457 Received Signalling : 0 Received Management : 0 Transmitted Sync : 0 Transmitted Delay Request : 138904 Transmitted Delay Response : 0 Transmitted Peer Delay Request : 0 Transmitted Peer Delay Response : 0 Transmitted Followup : 0 Transmitted Peer Delay Followup : 0 Transmitted Announce : 0 Transmitted Signalling : 0 Transmitted Management : 0
The show ptp port 67 master command output displays that port 67 has one PTP master identified as E1:C1:1A:G5:L2:15.
ufi-ptp# show ptp port 67 master Port 67: Master #0 : E1:C1:1A:G5:L2:15 ufi-ptp#
PTP Show CLIs
show ptp clock-info
This command displays detailed information about the PTP clock running on the device.
Syntax:
The following example displays detailed information about the PTP clock. Key details include the clock identifier, profile (g8275.1), clock type (Slave Clock), domain number, and various PTP interval settings.
supervisor@rtbrick>switch: op> show ptp clock-info Clock Information Clock identifier: 5c:07:58:a2:ce:5c:00:01 Profile: g8275.1 Clock type: Slave Clock Max number of ports: 32 Clock class: 255 Domain number: 24 Scaled log variance: 0xFFFF Priority1: 128 Priority2: 255 Slave only: True Announce receipt timeout (Min): 3 Announce receipt timeout (Def): 3 Announce receipt timeout (Max): 10 Log announce interval (Min): -3 Log announce interval (Def): -3 Log announce interval (Max): -3 Log sync interval (Min): -4 Log sync interval (Def): -4 Log sync interval (Max): -4 Log delay req interval (Min): -4 Log delay req interval (Def): -4 Log delay req interval (Max): -4 Domain min: 24 Domain default: 24 Domain max: 43 Priority2 min: 0 Priority2 default: 128 Priority2 max: 225 Local priority: 128 PTP Timescale: False Current Status Offset from master: 543021312.000000 Mean path delay: -98.000000 Steps removed: 2 Time Properties Current UTC offset: 0 Current UTC offset valid: True Leap 59: False Leap 61: False Parent clock accuracy: 0x20 Time traceable: True Frequency traceable: True Time source: GPS Time of day: Fri Dec 12 2025 11:03:38.062676 UTC
show ptp peer
This command displays detailed information about the PTP peers discovered on the interface ifp-0/1/61.
Syntax:
| Option | Description |
|---|---|
- |
Without any option, the commands displays the PTP peer information for all interfaces. |
<interface> |
Displays the PTP peer information for the specified interface. |
The following example displays the output of the show ptp peer command for interface ifp-0/1/8. It details information about a PTP peer, including its address, clock ID, port state (Uncalibrated), and counts of various PTP messages received and transmitted.
supervisor@rtbrick>ufi16.q2c.u13.r5.nbg.rtbrick.net: cfg> show ptp peer ifp-0/1/8 Peer address: d8:3a:dd:aa:4d:9d Clock id: d8:3a:00:ff:fe:aa:4d:9d Mode: 0 Port state: Uncalibrated Mean path delay: 685 Log announce interval: -3 Log sync interval: -4 Log delay req interval: -4 Rx sync: 163344 Rx delay req: 0 Rx delay resp: 163336 Rx follow up: 163344 Rx pdelay follow up: 0 Rx announce: 81672 Rx signalling: 0 Rx management: 0 Tx sync: 0 Tx delay req: 163336 Tx delay resp: 0 Tx follow up: 0 Tx pdelay follow up: 0 Tx announce: 0 Tx signalling: 0 Tx management: 0
The following example displays the output of the show ptp peer interface ifp-0/1/8 command, providing details about a PTP peer on interface ifp-0/1/8. It includes the peer’s address and clock ID, its "Uncalibrated" port state, and various counts of PTP messages received and transmitted.
supervisor@rtbrick>switch: op> show ptp peer interface ifp-0/1/8 ifp-0/1/8 Peer address: d8:3a:dd:aa:4d:9d Clock id: d8:3a:00:ff:fe:aa:4d:9d Port state: Uncalibrated Mean path delay: 685 Mode: 0 Log announce interval: -3 Log sync interval: -4 Log delay req interval: -4 Rx sync: 163344 Rx delay req: 0 Rx delay resp: 163336 Rx follow up: 163344 Rx pdelay follow up: 0 Rx announce: 81672 Rx signalling: 0 Rx management: 0 Tx sync: 0 Tx delay req: 163336 Tx delay resp: 0 Tx follow up: 0 Tx pdelay follow up: 0 Tx announce: 0 Tx signalling: 0 Tx management: 0
show ptp servo
This command displays the status and configuration of the PTP servo mechanism on a device. The servo is a critical component in PTP that adjusts the local clock to synchronize with a master clock.
Syntax:
The following example displays the output of the show ptp servo command, providing the PTP servo statistics for Clock 0. It details the servo’s configuration, current state ("Frequency Locked"), lock status ("Locked"), and various correction and packet rate values.
supervisor@rtbrick>switch: op> show ptp servo Servo Stat for Clock 0 Servo config: Freq + Phase Correction Servo state: Frequency Locked Servo state duration: 2:49:37 Lock status: Locked APTS mode: N/A Frequency correction: 12000.000000 ppb Phase correction: 542500000.000000 nsec Offset from master: -542543518.000000 nsec Mean path delay: 458.000000 nsec APTS GPS to PTP offset: N/A Sync packet rate: 16 Delay packet rate: 16
show ptp statistics
This command displays the PTP packet statistics for a device.
Syntax:
| Option | Description |
|---|---|
- |
Without any option, the commands displays the PTP packet statistics for all interfaces. |
<interface> |
Displays the PTP packet statistics for the specified interface. |
The following example displays the output of the show ptp statistics command, detailing both global and interface-specific (ifp-0/1/8) PTP packet transmission, reception, and discard counts.
supervisor@rtbrick>switch: op> show ptp statistics Total PTP statistics Tx: 161895 Rx: 566652 Discarded: 16 Interface Tx Rx Discarded ifp-0/1/8 161895 566652 16
The following example displays PTP packet statistics for interface ifp-0/1/8, showing 161895 packets transmitted, 566652 received, and 16 discarded.
supervisor@rtbrick>switch: op> show ptp statistics interface ifp-0/1/8 ifp-0/1/8 Tx: 161895 Rx: 566652 Discarded: 16
SyncE ESMC Show CLIs
show synce statistics
This command displays the SyncE statistics.
Syntax:
| Option | Description |
|---|---|
- |
Without any option, the commands displays the SyncE statistics for all interfaces. |
<interface> |
Displays the SyncE statistics for the specified interface. |
The following example displays the output of the show synce statistics command for all interfaces.
supervisor@rtbrick>switch: op> show synce statistics
ifp-0/1/20
ESMC Rx: 0
ESMC Tx: 10719
Total: 10719
ifp-0/1/69
ESMC Rx: 0
ESMC Tx: 30
Total: 30
The following example displays SyncE statistics for the interface ifp-0/1/20.
supervisor@rtbrick>switch: op> show synce statistics interface ifp-0/1/20
ifp-0/1/20
ESMC Rx: 0
ESMC Tx: 10269
Total: 10269