Re: iSCSI: Logout for a Session

[Raghavendra Rao <jp.raghavendra@sun.com>]

> 
> The use of a Logout to close the connection [and the session if this is
> the last connection being closed] is preferred to just closing the TCP
> connection since the logout command PDU provides the other end a "Reason
> Code" that explains the reason for the close.
> 

It may not be possible always to send LOGOUT or get the LOGOUT reach the
target under pathological conditions - So a target must be prepared to
cleanup and perform an equivalent of LOGOUT when the last TCP connection
is closed.

-JP