integrate MS.Lync and ms.exchange after reset owa virtual directory
mostly after reset owa virtual directory,we cant chating via owa used lync IM.to solved this problem. we need to re configure integrate between ms lync and ms exchange.
1.open windows power shell and type this command
Get-ExchangeServer server | Get-OWAVirtualDirectory | Set-OWAVirtualDirectory -InstantMessagingType OCS -InstantMessagingEnabled:$true -InstantMessagingCertificateThumbprint idcertificatethumbprint –nstantMessagingServerName
2.iis reset on you exchange server
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