Running UCM 8.6 and integrating a Valcom SIP paging unit. I am getting a Registration Rejected" message in UCM for the SIP phone that was created. Any ideas on where to look to figure out why the registration is being rejected? Not doing auto-reg.
Typical reasons for registration failure could be a mismatch in the user ID or password used in the Valcom SIP paging unit with the User credentials created on the UCM. The following link goes to a configuration document on the Valcom web site for using a Valcom SIP device on UCM:
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