allan.thomas Fri, 12/14/2007 - 13:43
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When you have the opportunity please review the document at the following link, it comprises of all the TCP/UDP ports as used within CUCM 6:-

SCCP uses TCP port 2000

MGCP uses UDP port 2427 (Gateway Control)

MGCP uses TCP port 2428 (Backhaul)

Hope this helps.



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