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CME to Call Manager

g.weiner
Level 1
Level 1

I'm trying to connect CME to Call Manager. I configured an H323 Trunk in Call Manager and I can call the CME phones from Call Manager. Then I setup dial peers in CME to call Call Manager and get a fast busy.

Here is my CME dial peer:

dial-peer voice 2 voip

destination-pattern 3000

session target ipv4:10.10.200.10

What am I missing ?

Thanks

8 Replies 8

Erick Bergquist
Level 6
Level 6

call manager gateway CSS is set right?

What version IOS router? There was a earlier version of CME where this was a problem but has been corrected in recent IOS versions.

Do a debug voip ccapi inout and paste the output in your next post. Also mention, what numbers you are calling/called.

Sankar Nair
UC Solutions Architect
Pacific Northwest | CDW
CCIE Collaboration #17135 Emeritus

The CCM phone is in the null partition. The router code 12.3-11T2 and the Debug is attached:

Thanks

Greg

Make sure to bind the H323 to an interface in the CME using the command "h323-gateway voip bind srcaddr"

Use the interface with the IP Address that you have used to add the H323 gateway in Callmanager.

Regards,

Anup

just a sugesstion but what about the codec?

a.gooding - good point, Default codec on dial-peer is g729. But I thought he was able to call from Callmanager to a CME phone, but not other way around. If there was a codec issue, the first call should not have happened.

Sankar Nair
UC Solutions Architect
Pacific Northwest | CDW
CCIE Collaboration #17135 Emeritus

I'll check the codec. I didn't create CME as an H323 gateway in Call Manager, I only setup an intercluster trunk Non-Gatekeeper controlled and put it in there. Should I have created CME as an H323 Gateway instead ?

Thanks

Greg

The H323 bind did the trick. It is working great..

Thanks All

Greg