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New Member

CUCM with Exchange 2007

Hi ALL,

we are using Exchange 2007 as UM server. I got timeout error message in Exchange, and got sip moved temporary in CUCM. when we press message button, it is silence for 20 sec then disconnected.

any idea would be very appareciated.

thanks

Alex

1 REPLY
New Member

Re: CUCM with Exchange 2007

I have the same issue resolved by changing the protocol from UDP to TCP in the SIP Profile

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