Alcatel-Lucent 7450 - Page 259

System Management
Basic System Configuration Guide 259
Table 31: Synchronization Message Coding and Source Priorities — SSM Received
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
0010 (prc) 0001 (prs) 0010 (prc) 00000100 11111111 (prs) 1 - Best quality
0000 (stu) 00001000 11111111 (stu) 2
0111 (st2) 00001100 11111111 (ST2) 3
0100 (ssua) 0100 (tnc) 0100 (ssua) 01111000 11111111 (TNC) 4
1101 (st3e) 01111100 11111111
(ST3E)
5
1000 (ssub) 1000 (ssub) 6
1010 (st3/eec2) 00010000 11111111 (ST3) 7
1011 (sec/eec1) 1011 (sec) 8 - Lowest quality
qualified in QL-
enabled mode
1100 (smc) 00100010 11111111 (smc) 9
00101000 11111111 (st4) 10
1110 (pno) 01000000 11111111 (pno) 11
1111 (dnu) 1111 (dus) 1111 (dnu) 00110000 11111111 (dus) 12
Any other Any other Any other N/A 13-
QL_INVALID
14- QL-FAILED
15 - QL-UNC