Paul Green and I were discussing a new command he’s working on called check_module_security. The subject of unnecessary commands available at the login prompt came up. Jon Schmidt of Transaction Design recommends in an article about Locking the Barn Door.
Starting in release 13.2 VOS has offered the ability to configure a fault tolerant IP interface by configuring active/standby Ethernet adapters.
Sometimes netstat will show a socket that appears to be stuck. The remote application has been terminated, sometimes even the OpenVOS application has been terminated but netstat is still showing the socket. This article will explain why this happens and what you can do about it.
First a little background, TCP has a concept called maximum segment size (MSS). This is the largest segment (of data) that the TCP stack will accept.