Duplicate SIP Proxy Error in DirSync for Office 365

Sometimes we can see the Duplicate SIP Proxy Address error in Dirsync for Office 365 User.

1

It may occurs when the same SIP Address assigned to the another user in Lync but not enabled for LYNC Access.

2

Remove the other user for one which assigned SIP Proxy Address but Lync access not given. Due this reason only the User is not synced to office 365.

3

4

Now it will start to sync to office 365 for that you have to allow next Dirsync. It will take minimum 2 Hours depends on the Dirsync Replication scheduled.

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