How to create Cisco VoIP lab with Cisco Unified Communication Express in GNS3
1. Brief
GNS3 version : 0.8.7
Cisco Router IOS : c3745-ipvoicek9-mz.124-11.XW7
CME version : 4.2
CIPC version : 8.6.4.0
Virtual Box version : 4.3.12
Cisco Unified CME and Cisco IOS version compatibility matrix
http://www.cisco.com/c/en/us/td/docs/voice_ip_comm/cucme/requirements/guide/33matrix.html
Cisco Unity Express Compatibility Matrix
http://www.cisco.com/c/en/us/td/docs/voice_ip_comm/unity_exp/compatibility/cuecomp.html
in this case, tftp server is built-in Cisco router 3745. So, must specify dhcp option 150 to CME source IP address. cnf file won’t be saved on flash:, but system:/its.
2. Configurations
To access CME / GUI
https://192.168.77.200/telephony_service.html
3. Commands
# Cisco_CME# show voice register
# Cisco_CME#
4. Error messagees and Troubleshooting
# Cisco_CME(config-telephony)#create cnf-files
Cannot currently create files. Please verify CME configuration or wait until previous file ge neration is complete, and then re-issue this command.
> Most of case, NTP is not setup yet. or IP source-address x.x.x.x is missing
# Cisco_CME(config-telephony)#create cnf-files
Creating CNF files
%Error deleting flash:SEPDEFAULT.cnf (No such file or directory)
%Error deleting flash:XMLDefault.cnf.xml (No such file or directory)
> Check GNS3 flash: is writable. Try command ‘erase flash:’ instead of ‘format flash:’
Error#3 Cisco IP phone is constantly rebooting for looking ‘term61.default.loads’ file
Aug 31 04:06:12.399: TFTP: Looking for term61.default.loads
Aug 31 04:06:13.059: TFTP: Looking for term61.default.loads
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