named (bind) provides network name services, that is it maps a name like myhost.myhome.net to an IP address.
chkconfig off unless you have other computers querying for name resolution. You don't need this on to connect to the internet.
IRIX Patch 7234: named fix for IRIX 6.5.[28..30] 06-Nov-2009 Green icon equals general availability
- man named