ZyXEL Communications Prestige 128 Plus User Manual page 177

Prestige 128+ ISDN Router
Your Prestige sends three types of syslog messages: call information messages
(i.e. CDR), error information messages and session information messages. Some
examples of these syslog messages are shown below:
1. Call Information Messages:
line 1 channel 1, call 41, C01, Incoming Call, 40001
line 1 channel 1, call 41, C01, ANSWER Connected, 49K 40001
line 1 channel 1, call 41, C01, Incoming Call, Call
Terminated
2. Error Information Messages:
line 1, channel 1, call 44, E01, CLID call refuse
line 1, channel 1, call 45, E02, IP address mismatch
3. Session Information Messages:
line 1, channel 1, call 41, I01, IPCP up, myPrestige
line 1, channel 1, call 41, I01, IPCP down, myPrestige
System Maintenance 15-9