csccmd.exe /moveshare:\\Oldserver\Share \\new server\share
eg: csccmd.exe /delete:\\mailserver\mydocs$ /recurse2
Followe the KB# 230738
To re-initialize the cache by pressing the CTRL+SHIFT key and hitting delete
Rebooted the system.
If the reference to the old server is still present.
Check the following key on the client machine.
Saw some entries related to old server share listed under the key NetCache.
Take a backup of the NetCache key and delete the keys related to old server
Reboot the system and we would able to synchronize the offline files with the
new server and ref. to the old server should be removed successfully.