Alcatel-Lucent 7210 SAS M Basic System Configuration Guide

Network Synchronization
Page 164 7210 SAS M, X Basic System Configuration Guide
The Table 17 shows the selection followed for two reference in both revertive and non-revertive
modes:
Table 17: Revertive, non-Revertive Timing Reference Switching Operation
Status of
Reference A
Status of
Reference B
Active Reference
Non-revertive Case
Active Reference
Revertive Case
OK OK A A
Failed OK B B
OK OK B A
OK Failed A A
OK OK A A
Failed Failed holdover holdover
OK Failed A A
Failed Failed holdover holdover
Failed OK B B
Failed Failed holdover holdover
OK OK A or B A

Alcatel-Lucent 7210 SAS M Specifications

General

Brand	Alcatel-Lucent
Model	7210 SAS M
Category	Switch
Language	English