08-29-2020 04:10 AM
I Have DX80 Installed and Configured on CUCM, Rather than Registering on CUCM i think it is going for Registration on VCS with Following Error "Failed: 405 Method Not Allowed / SIP trunk disallows REGISTER"
04-26-2022 02:12 AM
You can change the SIP port on the SIP Trunk Security Profile that is applied to the existing SIP trunk configured in CUCM and the Expressway-C neighbor zone for CUCM
You can check this article
04-26-2022 03:08 AM
Where do you want to register the DX80 in the first place? On CUCM or in Expressway?
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