Cisco Systems 30 VIP manual Reorder Tone Through Gateways Gateway Registration Problems

Cisco IP Telephony Troubleshooting Guide for Cisco CallManager Release 3.0(1)

Conference Bridge	32
Transcoding Problems	33
MTP Resource Problems	35
Dial Plans	37
Partitions	38
Security	40
Slow Server Response	42
Reorder Tone Through Gateways	42
Gateway Registration Problems	43
Gatekeeper Problems	48
Inter-Cluster Trunks Only	48
Admission Rejects (ARJ)	48
Registration Rejects (RRJ)	49
Intra-Cluster Cisco IP Phone-to-Cisco IP Phone Calls	50
Sample Topology	50
Cisco IP Phone Initialization Process	50
Skinny Station Registration Process	52
Cisco IP Phone-to-Cisco IP Phone Call Flow within a Cluster	53
Cisco IP Phone-to-Cisco IP Phone Exchange of Skinny Station Messages during Call Flow . 54
Cisco CallManager Initialization Process	55
Self-Starting Processes	56
Cisco CallManager Registration Process	57
Cisco CallManager KeepAlive Process	58
Cisco CallManager Intra-Cluster Call Flow Traces	59
Cisco IP Phone-to-Cisco IOS Gateway Calls	63
Sample Topology	63
Call Flow Traces	63
Debug Messages and Show Commands on the Cisco IOS Gatekeeper	66
Debug Messages and Show Commands on the Cisco IOS Gateway	67
Cisco IOS Gateway with T1/PRI Interface	70
Cisco IOS Gateway with T1/CAS Interface	71
Inter-Cluster Cisco IP Phone-to-Cisco IP Phone Calls	73
Sample Topology	73
Inter-Cluster H.323 Communication	73
Call Flow Traces	74
Failed Call Flow	75
Call Detail Records (CDRs and CMRs)	77
Writing Records	77
Reading Records	77
Removing Records	78
Table Schema	78
Known Issues	79
IP to Device Name Translation	79
OnNet vs. OffNet	79
OffNet Digits Dialed	79
Fields in a Call Detail Record	79
© 2000 Cisco Systems, Inc.	2