In a LAN-free environment, a system error can occur when COMMTIMEOUT is set to the default value of 60 seconds or less in dsmsta.opt (Storage Agent). The two error messages that are displayed when this occurs are:
ANR0481W (Session: 207, Origin: BSRV1-AGENT) Session 288 for node AJ-BAR (Teradata) terminated - client did not respond within 60 seconds. (SESSION: 207)
*** Failure ARC0805:Access Module returned error code 34: Error BAM1012: Tivoli dsmGetData error -72: ANS1235E (RC-72) An unknown system error has occurred from which TSM cannot recover.