Tag Archives: Troubleshooting

SIP/2.0 415 Unsupported Media Type

SIP 415 unsupported Media Type #SkypeforBusiness Continue reading

Posted in Firewall Rules, SIP, SIP 415, SIP/2.0 415 Unsupported Media Type | Tagged , , | 2 Comments

No Presence for Fedrated partners – Event ID 11

Problem Came across a deployment with the following 2 issues:- federated partners were showing up as presence unknown unable to call voicemail (hosted in O365) When trying to send messages to these “unknown” federated partners I got “This message wasn’t … Continue reading

Posted in Error Codes, Event ID, Federation Issue, Lync DNS Records overview, Lync Edge, O365, Office 365, SRV, SRV Record, Uncategorized, Unified Messaging, voicemail | Tagged , , | Leave a comment

Solving Event ID 31117 – LS Response Group Service

The Problem Users calling in to a existing Response Group Service are getting calls dropped when the call steps through the workflow and is directed to the RGS Queue. All other Workflows are working fine. History This started after an … Continue reading

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