Mutipathing software is installed on windows2008R1 in mutipathing network environment. Customer test multipathing software like this:
Unplug a network table when copying data to LUN, the copying process report no response, copy fail.
If there are some situations like this:
iSCSI launcher in running on Windows Server 2008 or Windows Vista
You can configure IPv4 or IPv6 address to provide service for storage request on iSCSI target.
Disconnect and reconnect the physical connection between iSCSI initiator and iSCSI target.
Open iSCSI initiator dialogue box to check the status of iSCSI target.
In this case, the session status of iSCSI target is reconnecting. Otherwise, that’s the cause of access to iSCSI failure.