Exchange 2016 UM telephone extension dial plan

If you integrate Avaya or Cisco to Exchange 2016 UM, you may be surpised that a Dial plan with Tel. extension can't be associated with a Exchange 2016 server. Error message "The dial plan can’t be associated with the Client Access server. Only SIP URI dial plans can be associated with Exchange 2013 Client Access servers".  Do not worry, server will still respond and use this dial plan:


https://social.technet.microsoft.com/wiki/contents/articles/23416.exchange-2013-unified-messaging-with-cisco-unified-communication-manager.aspx

https://technet.microsoft.com/en-us/library/bb125151(v=exchg.150).aspx

ADFS 3.0 from Windows 2012 R2 does not support TLS 1.2 out of box

Surprise!  Look for details here: https://support.microsoft.com/en-us/help/3194197/considerations-for-disabling-and-replacing-tls-1-0-in-adfs

The article will explain how to enable TLS 1.2 especially that we know that TLS 1.0 is obsolete and wil be dropped by Microsoft in 2018.

1y free Office 365

FYI: you can get 1y free Office 365 DEV tenant – including software Office 2016 and  up to 25 x Office 365 Enterprise E3 Developer licenses (Exchange, Skype, Sharepoint…) if you join Office devprogram: https://dev.office.com/devprogram 

Goto the very end of the page and click on JOIN DEVELOPER PROGRAM

Audiocodes and Lync, unanswered call dropped after 30 seconds

SBC and Lync SBA configured according  to the documentation, but calls are are getting dropped after 30 seconds.  RTCP setting seems to be Generate Always, but we do not see any RTP UDP streams being sent by SBC to Lync.

I will try to disable RTCPActiveCalls in Lync and see it that helps.

https://social.technet.microsoft.com/Forums/ie/en-US/5e9fe10b-c9f2-44a6-9b8e-debaeb28da79/help-with-audiocodes-mediant-1000-audio-and-call-disconnect-problems?forum=ocsvoice

Update: as expected disabling it from Lync side solved the problem. Audiocodes support strugling to understand what is going on....

Sharepoint show total items in list paging

http://www.sharepointblogs.be/blogs/timmy/archive/2011/10/25/javascript-show-the-total-items-in-a-library-or-list.aspx

SharePoint ASCX file manual deployment gives "Could not load file or assembly '$SharePoint.Project.AssemblyFullName$' or one of its dependencies" error

If ypou deploy ASCX file manually (by coping file and it's dll to CAG then SharePoint will give an error. When you deply with VS it should change this tag to a rela assemply name. Workaround for manual deployment is to change the tag by hand.

https://babasharepoint.blogspot.ch/2015/05/could-not-load-file-or-assembly.html

Skype for Business forest prep error

if you have errors in GUI, try powershell enable-csadforest

https://social.technet.microsoft.com/Forums/lync/en-US/827804c1-690b-45c3-93d8-426c66a9a82c/forest-preparation-failed-lync-2013-std-object-reference-not-set-to-an-instance-of-an-object?forum=lyncdeploy