configure network-clock ptp sync-interval

configure network-clock ptp [boundary | ordinary] sync-interval seconds_log_base_2 {vlan} vlan_name


Configure the value of PTP Sync message interval time to send Sync event message to the slaves when the port is in the master state.

Syntax Description


Boundary clock instance.


Ordinary clock instance.


Time between successive sync messages.


The log base 2 value of the seconds of the timeout for PTP announce messages. For example, to specify 2 seconds, use 1. The default value is -6, and the range is -7 to 1.


This command is available on the ExtremeSwitching X440-G2, X450-G2, X460-G2, X465, X590, X620, X670-G2, X690, X695, X870, 5320, 5420, 5520 series switches. name to which the command is to be applied.


The default value of the seconds_log_base_2 parameter is -6.

Usage Guidelines

Use this command to configure the announce message rate on the clock port. The clock port should not have unicast static slaves or masters added for this configuration to be applied.

This command is available only for boundary and ordinary clocks.


The following command configures the sync message rate of 2/second on the clock port lpbk-gm of the boundary clock:

# configure network-clock ptp boundary sync-interval -1 vlan lpbk-gm

The following command configures the sync message rate of 8/second on the clock port lpbk-gm of the ordinary clock:

# configure network-clock ptp ordinary sync-interval -3 vlan lpbk-gm


This command was first available in ExtremeXOS 15.1.

Platform Availability

This command is available on ExtremeSwitching X670-G2, and X460-G2 series switches.



PTP commands can be used only with the Network Timing feature pack.