ZyXEL Communications PRESTIGE 100 - VERSION 2.20 User Manual page 122

Prestige 100 and 100IH ISDN Router and Router/Hub
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
10-10 System Maintenance