Removing a Microsoft Teams Guess Access User from a Team – Part 2

  In my previous Post  I walked through removing a Guest Access User from a Team, what I also mentioned was the account is still active in Azure Active Directory (AD). I wanted to add the instructions for 2 options for managing the user in Azure AD. As a Global Administrator log into Azure AD https://aad.portal.azure.com/#@YourDomain.com […]

EDGE Server routing out wrong NIC

  Environment: Skype for Business Server Front-end server Edge server Issue: At a recent deployment of a Skype for Business Edge Server, the clients DMZ network only had a single subnet 192.168.10.X. So we have to add 2 Network Interface Cards (NICs) to the server however each of the NICs will be on the same […]

Edge Server binding to 169.254 address

  Environment: Skype for Business Server 2015 Front-end Server Edge Server Operating System Windows Server 2016 Issue: During a Skype for Business Edge deployment where we had the 2 Network Interface Cards (NICs) one for 1 Internal DMZ and 1 for the External DMZ, both NICs were provided IP Addresses on the appropriate network: External […]

Lync Server 2013: Enable-CSTopology Failed

  Environment: Lync Server 2013 Skype for Business 2015 Issue: We had installed a Skype for Business 2015 server however prior to the migration we need to update the Lync Server 2013 to the latest cumulative update. The update completed successfully however in the CU instructions in step 4 it states: Step 4: Enable the […]

Lync 2010 -> Skype for Business Migration – Address Book/Authentication Issues

Environment: Lync Server 2010 – Enterprise Edition Skype for Business Server 2015 – Enterprise Edition Issue: When migrating a user from Lync Server 2010 to Skype for Business 2015 we encountered 2 issues: Address book search was not returning any values Authentication pop-up Resolution: The Lync Server 2010 web services can have connectivity issues that […]

Proxy side Media negotiation failed – Polycom VVX Call transfer failure

  Environment: Skype for Business Enterprise Edition Trunk Configuration Identity : PSTN:GatewayIP OutboundTranslationRulesList : {} SipResponseCodeTranslationRulesList : {} OutboundCallingNumberTranslationRulesList : {} PstnUsages : {} Description : ConcentratedTopology : True EnableBypass : True EnableMobileTrunkSupport : False EnableReferSupport : True EnableSessionTimer : False EnableSignalBoost : False MaxEarlyDialogs : 20 RemovePlusFromUri : False RTCPActiveCalls : True RTCPCallsOnHold : […]

Call drop on transfer – RTP Broken Connection

  Environment: Skype for Business Enterprise Edition Trunk Configuration Identity : PSTN:GatewayIP OutboundTranslationRulesList : {} SipResponseCodeTranslationRulesList : {} OutboundCallingNumberTranslationRulesList : {} PstnUsages : {} Description : ConcentratedTopology : True EnableBypass : False EnableMobileTrunkSupport : False EnableReferSupport : False EnableSessionTimer : True EnableSignalBoost : False MaxEarlyDialogs : 20 RemovePlusFromUri : False RTCPActiveCalls : False RTCPCallsOnHold : […]

Call drop after 5 min Conference Sonus/Toshiba

Environment: Skype for Business Standard Edition Sonus 1000 Toshiba PBX Toshiba <-> Sonus <-> Skype for Business Issue: When on a SFB Conference call  and a user dials in from Toshiba PBX via Sonus to the SFB Conference, after exactly 5 minutes the call would hang up. Resolution: Here were the steps to troubleshoot the […]

Skype for Business Backup data never gets imported by backup pool

Environment: Skype for Business (SFB) Server 2015 Standard Edition – 2 Pools Issue: Error EventID:4052, Skype for Business 2015, Backup Service data content backup module has backup data that never gets imported by backup pool. And EventID:4069 , Skype for Business Server 2015, Backup Service user store backup module encountered an exception that was handled […]