2.2.4.54 SMB_COM_LOGOFF_ANDX (0x74)
The user connection represented by UID in the SMB Header (section 2.2.3.1) is logged off. The server releases all locks and closes all files currently open by this user, disconnects all tree connects, cancels any outstanding requests for this UID, and invalidates the UID.
The following are the commands that can follow an SMB_COM_LOGOFF_ANDX in an AndX chain:
SMB_COM_SESSION_SETUP_ANDX.