SfB Server 2015: Cannot install Cumulative Update – Failed to create network share. (-2147467259 xds-replica)

In a recent support case we couldn’t install the Skype for Business Server 2015 Cumulative Update on a Edge Server: We checked the Skype for Business Core Components log file (OcsCore.msp-EDGESTD-[2017-03-21][15-30-48]_log.txt) located in %TEMP%: The log showed that the setup was aborted because it couldn’t create a file share: CreateSmb: Error 0x80004005: failed to create… Read more

Skype4B Server 2015: SIP/2.0 503 Service Unavailable

While working on a PSTN integration with Skype for Business Server 2015, we notice that the inbound calls were being rejected immediately with SIP/2.0 503 Service Unavailable: TL_INFO(TF_PROTOCOL) [festd\festd]6984.23A4::03/06/2017-22:56:29.167.0000245B (S4,SipMessage.DataLoggingHelper:sipmessage.cs(801)) [4223311279] >>>>>>>>>>>>Outgoing SipMessage c=[<SipTcpConnection_1ACDDA8>],> SIP/2.0 503 Service Unavailable FROM: “Joule Adams”<sip:09920156101;phone-context=PrivateUnknown@recore.lab;user=phone>;tag=f0d14b5566;epid=8CE36BBBAB TO: <sip:+449920207101@;user=phone>;tag=9837f16c5d;epid=14123C3787 CSEQ: 12538 INVITE CALL-ID: 49bfd2ea-8753-4651-a8aa-d7b48d066d93 VIA: SIP/2.0/TCP;branch=z9hG4bKdab2e468 CONTENT-LENGTH: 0 SERVER: RTCC/… Read more

Lync Server: Event 41029 LS Data MCU – No connectivity with the Lync Web App

In a recent support case we were working on an issue where sometimes the users couldn’t use the Lync Web App. The troubleshooting started in the Event Viewer > Lync Server, we notice that we had a few errors: Log Name: Lync Server Source: LS Data MCU Date: 01/03/2017 15:00:43 Event ID: 41029 Task Category: (1018) Level:… Read more

Lync/Skype4B Server: Manually update the Edge Server Configuration

In a recent support case we had a case that the customer had some urgency to add a new Allowed Domain to be quickly pushed to his Skype for Business 2015 Edge Servers. However, the replication wasn’t working: Get-CsManagementStoreReplicationStatus | ft -AutoSize https://technet.microsoft.com/en-us/library/gg399052.aspx An easy solution to this is to perform a manual update and… Read more

MSPL: How to monitor calls that are allowed/blocked by CallerIDBlock

While reviewing a comment on Missed call notification when the call is blocked by CallerIDBlock MSPL Script we realize that the calls blocked by the CallerIDBlock are hard to track. An easy way to get an event for each blocked call is to use the Log function: MSPL built-in functions > Log https://msdn.microsoft.com/en-us/library/office/dn439170.aspx The CallerIDBlock previous version (1.1) sends the… Read more

Lync/SfB: User Presence won’t update to DND if the Secondary Monitor is shared

In a recent request we were asked why sharing the Second Monitor wasn’t updating the user presence to Do Not Disturb. The Show me as DND when I share my desktop setting enable/disable the Lync/SfB Client to update the user presence when sharing: However, even with this setting enabled the user presence will only be updated to… Read more

Enabling Lync/SfB Client to use proxy server for SIP traffic instead of trying direct connection

We had some reports that when trying to sign in to Skype for Business Online users were experiencing delays during the sign in process. This behaviour was related to environments were the Lync/SfB client is configured to use a Proxy Server to connect to the Sype for Business Online servers. After researching the delay was occurring because the… Read more

Cannot Sign-in to Office 365 in SfB Control Panel – Exception of type ‘Microsoft.LiveID.IDCRL.IDCRLException’ was thrown

In a new Skype for Business Server 2015 lab we tried to sign-in to Office 365 in the Skype for Business Control Panel: But after a few seconds we got the following error message: We couldn’t log in to your Office 365 account. Please check the errors and then select OK to try again: Get-CsWebTicket: Exception of… Read more

How to disable Microsoft Teams from Startup

Update 2017/03/07 – Now we can control the start up behaviour with an application setting. Although we use Microsoft Teams every day we might not want to run it on startup. MS Teams now has this two options, we need to go to Settings > Application: We simply disable Auto-start application , if we don’t want MS… Read more

Microsoft Teams: Desktop and Web Client Log Location

Microsoft Teams preview was recently released and to help troubleshooting we need to verify the log and media trace files. The Microsoft Teams Desktop Client logs are located in: Windows %AppData%\Microsoft\Teams\logs.txt Mac ~\Library\Application Support\Microsoft\Teams\logs.txt And the Media ETL traces are located in: Windows %AppData%\Microsoft\Teams\media-stack Mac ~\Library\Application Support\Microsoft\Teams If we use the Microsoft Teams Web Client we can download the… Read more