System Management
278
7210 SAS-M, T, R6, R12, Mxp, Sx, S Basic System
Configuration Guide
3HE 16132 AAAB TQZZA Edition: 01
Table 33 lists the synchronization message coding and source priorities for SSM
values transmitted by interface type.
Any other Any other Any other N/A 13. QL_INVALID
14. QL_FAILED
15. QL_UNC
Table 32 Synchronization Message Coding and Source Priorities (Continued)
SSM value received on port
SDH interface
SyncE interface in
SDH mode
SONET Interface
SyncE interface in
SONET mode
E1 interface T1 interface (ESF) Internal Relative
Quality Level
Table 33 Synchronization Message Coding and Source Priorities
SSM values to be transmitted by interface of type
Internal Relative
Quality Level
SDH Interface
SyncE interface in
SDH mode
SONET Interface
SyncE interface in
SONET mode
E1 Interface T1 Interface (ESF)
1. Best quality 0010 (prc) 0001 (PRS) 0010 (prc) 00000100 11111111
(PRS)
2. 0100 (ssua) 0000 (stu) 0100 (ssua) 00001000 11111111
(stu)
3. 0100 (ssua) 0111 (st2) 0100 (ssua) 00001100 11111111
(st2)
4. 0100 (ssua) 0100 (tnc) 0100 (ssua) 01111000 11111111
(tnc)
5. 1000 (ssub) 1101 (st3e) 1000 (ssub) 01111100 11111111
(st3e)
6. 1000 (ssub) 1010 (st3/eec2) 1000 (ssub) 00010000 11111111
(st3)
7. 1011 (sec/eec1) 1010 (st3/eec2) 1011 (sec) 00010000 11111111
(st3)
8. Lowest quality
qualified in QL-
enabled mode
1011 (sec/ eec1) 1100 (smc) 1011 (sec) 00100010 11111111
(smc)
9. 1111 (dnu) 1100 (smc) 1111 (dnu) 00100010 11111111
(smc)