-----Zoltan Forray wrote: ----- >I am trying to backup a LARGE SQL (4TB) database via the SQL TDP, >without success. > >It will run for a while and then die - usually with the error: >ANS1017E (RC-50): Session Rejected : TCP/IP communications failure. >The last try backed up 125GB before failing. > >I have greatly increased the server communication timeout (6000 >seconds) guessing it is a timeout issue. > >I know very little about the SQL TDP (v5.5.5.0 - base TSM client is >6.1.3.2 - yes I know it needs updating) and config options. Is there >a way to breakup the backup into chunks, like you can do with Oracle >backups? > >Suggestions?
Does the backup pass through a firewall? Firewalls generally have a timeout period for idle TCP sessions. This is rarely more than an hour, and I have heard of firewalls with the timeout set as low as 15 minutes.
