Cisco VoIP Troubleshooting Examples

Some quick examples of commands to troubleshoot voice issues on Cisco voice routers. Links to some resources can be found in an earlier post:
Troubleshooting and Debugging VoIP Call Basics

show voice call status and show voice call summary

Router#sh voice call status
CallID     CID  ccVdb      Port        Slot/DSP:Ch  Called #   Codec    MLPP Dial-peers
0x21       1243 0x4A0C6EA0 0/1/0            0/1:1   1234       g711ulaw       1000/1001
0x22       1243 0x4A0BE8AC 0/0/0            0/1:2  *1234       g711ulaw       1001/1000
1 active call found

Continue reading “Cisco VoIP Troubleshooting Examples”

Cisco CME Using Asterisk for Voice Mail

I configured Cisco CME on my 2801 router, but that just wasn’t enough. I wanted voicemail and some other features that I was able to configure in Asterisk. I did some looking and found a few guides on how to do this.

Asterisk Cisco CallManager Express Integration

Asterisk & Cisco Callmanager Express (CME)

pasewaldt Cisco CME/Asterisk Continue reading “Cisco CME Using Asterisk for Voice Mail”

Creating Trunks in Asterisk

Sometime I will be working on creating a IAX trunk between my home Asterisk machine and an Asterisk box that is availible on the Internet. Good clean geek fun.

Troubleshooting and Debugging VoIP Call Basics

Cisco
Lately I’ve been learning a lot about Cisco VoIP. Troubleshooting voice enabled routers has been a new adventure. It seems that there are many different debug commands and it can be difficult to think of them all when you’re having problems.

Some Cisco articles on the subject:
Troubleshooting and Debugging VoIP Call Basics
Cisco IOS Voice Troubleshooting and Monitoring — Voice Call Debug Output Management
Cisco IOS Voice Troubleshooting and Monitoring Guide