08-29-2019 11:50 AM
Any one successfully integrated 3CX with CUCM?
Instead of CUBE I tried CUCM 'SIP Realm' SIP authentication method however calls still failing with '407 Proxy Authentication Require' I followed below doc.
https://community.cisco.com/t5/ip-telephony-and-phones/cucm-11-5-sip-trunk-to-3cx/td-p/3043547?dtid=osscdc000283
CUCM Ver 11.5
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