Cisco 15454-TCC - Network Processor Card Operation Manual page 2

TCC-I Timing Communication and Control Card Description
TCC-I Timing Communication and Control Card Description
The TCC-I performs system initialization, provisioning, alarm reporting, maintenance, diagnostics, IP
address detection/resolution, SDH SOH Data Communications Channel (DCC) termination, and system
fault detection for the ONS 15454 SDH. The TCC-I also ensures that the system maintains Stratum 3 E
(G.813) timing requirements.
of the card.
Figure 1
TCC-I
FAIL
ACT/STBY
CRIT
MAJ
MIN
REM
SYNC
ACO
ASYNC
LAN
Installing ONS 15454 SDH TCC-I Cards
2
Figure 1
TCC-I faceplate
ACO
shows the TCC-I faceplate and Figure 2 shows a block diagram
78-14610-01