>All of the DMTTNE083E messages from this link have been due to the >connection timing out. Is this timeout something that is or can be >defined in TCP/IP? I see no parameters for it in RSCS and the MVS >sysprog says the same about JES. > > >An update to the above. The timeouts are occurring at very regular >intervals of between 00:22:36 to 00:22:39. The keepalive interval in our >TCPIP is 20 minutes. It appears that the timeouts are related to the >keepalive message. >
Are you using the KEEPALIVE TCPNJE link parm? Best Regards, Les Geer IBM z/VM and Linux Development