The NDMPCONNECTIONTIMEOUT server option specifies the time in hours that Tivoli® Storage Manager server waits to receive status updates during NDMP restore operations across the LAN. NDMP restore operations of large NAS file systems can have long periods of inactivity. The default is 6 hours.
Specify a timeout of 10 hours before the NDMP connection times out:
ndmpconnectiontimeout 10