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

15:20:22.062 CCMStationD - stationOutputStartMediaTransmission tcpHandle=0x5138d98 myIP: e74610ac (172.16.70.231)

15:20:22.062 CCMStationD - RemoteIpAddr: e24610ac (172.16.70.226) RemoteRtpPortNumber: 16758

msecPacketSize: 20 compressionType:(4)Media_Payload_G711Ulaw64k

15:20:22.062 CCMLocations:Orig=0 BW=-1Dest=1 BW=6(-1 implies infinite bw available)

The following message shows that an on-hook message from the Cisco IP Phone (1001) is being received. As soon as an on-hook message is received, the H.225 and Skinny disconnect messages are sent and the entire H.225 message is seen. This final message indicates the call has been terminated.

15:20:27.296 CCMStationInit - InboundStim – OnHookMessageID tcpHandle=0x5138d98 15:20:27.296 CCMConnectionManager -wait_AuDisconnectRequest (16777247,16777248): STOP SESSION

15:20:27.296 CCMMediaManager - wait_AuDisconnectRequest - StopSession sending disconnect to (64,5) and remove connection from list

15:20:27.296 CCM Device SEP003094C26105 , UnRegisters with SDL Link to monitor NodeID= 1 15:20:27.296 CCMStationD - stationOutputCloseReceiveChannel tcpHandle=0x5138d98 myIP: e74610ac (172.16.70.231)

15:20:27.296 CCMStationD - stationOutputStopMediaTransmission tcpHandle=0x5138d98 myIP: e74610ac (172.16.70.231)

15:20:28.328 CCMIn Message -- H225ReleaseCompleteMsg -- Protocol= H225Protocol

Debug Messages and Show Commands on the Cisco IOS Gatekeeper

In the previous section, the Cisco CallManager SDI trace was discussed in detail. In the topology for this case study, “debug ras” has been turned on in the Cisco IOS Gatekeeper.

The following debug messages show that the Cisco IOS Gatekeeper is receiving the admission request (ARQ) for the Cisco CallManager (172.16.70.228), followed by other successful RAS messages. Finally, the Cisco IOS Gatekeeper sends an admission confirmed (ACF) message to the Cisco CallManager.

*Mar 12 04:03:57.181: RASLibRASRecvData ARQ (seq# 3365) rcvd from [172.16.70.228883] on sock [0x60AF038C]

*Mar 12 04:03:57.181: RASLibRAS_WK_TInit ipsock [0x60A7A68C] setup successful

*Mar 12 04:03:57.181: RASlibras_sendto msg length 16 from 172.16.70.2251719 to 172.16.70.228883

*Mar 12 04:03:57.181: RASLibRASSendACF ACF (seq# 3365) sent to 172.16.70.228

The following debug messages show that the call is in progress.

*Mar 12 04:03:57.181: RASLibRASRecvData successfully rcvd message of length 55 from 172.16.70.228883

The following debug messages shows that the Cisco IOS Gatekeeper has received a disengaged request (DRQ) from the Cisco CallManager (172.16.70.228), and the Cisco IOS Gatekeeper has sent a disengage confirmed (DCF) to the Cisco CallManager.

*Mar 12 04:03:57.181: RASLibRASRecvData DRQ (seq# 3366) rcvd from [172.16.70.228883] on sock [0x60AF038C]

© 2000 Cisco Systems, Inc.

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Cisco Systems 30 VIP manual Following debug messages show that the call is in progress

30 VIP specifications

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