ECS4660-28F_Management Guide-R03

C HAPTER 14 | Basic Administration Protocols
PTP Configuration
– 607 –
Figure 336: Displaying PTP Information (Port Data)
SHOWING PTP
FOREIGN MASTER
Use the Sync > PTP (Show PTP Foreign Master) page to show PTP
announcements from neighbors.
CLI REFERENCES
◆ "show ptp foreign-master" on page 974
PARAMETERS
These parameters are displayed:
◆ Interface – Interface through which this message was received.
◆ Master Identity – A unique 8-octet array based on the IEEE EUI-64
assigned clock identifier numbers, and the port number.
◆ Master Clock Quality – The reported clock quality components
include:
■
Class – Clock class defines the clock’s International Atomic Time
(TAI) traceability.
■
Accuracy – Clock accuracy defines the accuracy of the clock.
■
Variance – Clock variance defines the stability of the clock.
◆ Priority1 – A preference level used in selecting the master clock.
◆ Priority2 – A secondary preference level used in selecting the master
clock.
◆ Valid – This record is used to calculate Best master clock.
◆ Best – This record is the best record of all foreign masters.