CME 2951 connecting with 2821 in remote Site

[mustafaelesawy]

HI All

i have router cme 2951 in main office and operating will , and i have another cme 2821 in remote office in another city and also operating will and i wantto connect this two to each othe and i created VPN GRE Tunle between then and i can reach any ip Phone in any site by #ping but when i try to call any number form main office to remote site i hear bussytone and call failed vice versa .

so anyone can help me please

[Chris Deren]

Do you have proper dial-peers on each side pointing to each other? Are you using SIP or H323? Please provide "show run" from both routers along with the numbers you can dialing.

[mustafaelesawy]

The Attached conatain result of # show running config for two CME

[mustafaelesawy]

the attached contain debuging output for two CME 

[Chris Deren]

You are getting

SIP/2.0 401 Unauthorized

Make sure you add proper trust list on both sides:

https://www.cisco.com/c/en/us/support/docs/voice/call-routing-dial-plans/112083-tollfraud-ios.html