Networking

This page contains information about the similarities and differences between different versions of Unix.

Location of Network Info

AIX 4.X HP-UX 11.X IRIX 6.X Linux Solaris 2.X
Hostname /etc/hosts,
system conf. database (ODM)		 /etc/hosts
/etc/rc.config.d/netconf		 /etc/hosts,
/etc/sys_id		 /etc/hosts,
/etc/sysconfig/network 		/etc/hosts,
/etc/hostname.*,
/etc/nodename,
/etc/net/*/hosts
IP address /etc/hosts,
system conf. database (ODM) 		/etc/hosts
/etc/rc.config.d/netconf 		/etc/hosts,
/etc/config/netif.options 		/etc/hosts,
/etc/sysconfig/network-scripts/ifcfg-eth* 		/etc/hosts
Netmask system conf. database (ODM) /etc/rc.config.d/netconf /etc/config/ifconfig-#.options /etc/sysconfig/network-scripts/ifcfg-eth* /etc/netmasks
Gateway system conf. database (ODM) /etc/rc.config.d/netconf /etc/config/netif.options /etc/sysconfig/network /etc/defaultrouter
(or router discovery if no /etc/defaultrouter file)

Examples of Network Interface Names

AIX 4.X HP-UX 11.X IRIX 6.X Linux Solaris 2.X
en0 lan0
ether0		 enp0
ec0
ipg0		 eth0 le0
hme0

Network-Related Boot Scripts

AIX 4.X HP-UX 11.X IRIX 6.X Linux Solaris 2.X
/etc/rc.net
/etc/rc.tcpip		 /sbin/init.d/net /etc/init.d/network /etc/rc.d/init.d/network /etc/init.d/inetinit

Domain Name Service (DNS) Clients

AIX 4.X HP-UX 11.X IRIX 6.X Linux Solaris 2.X
Indicator that DNS resolution is to be used existence of /etc/resolv.conf /etc/nsswitch.conf /etc/config/named.options /etc/nsswitch.conf /etc/nsswitch.conf
Configuration file /etc/resolv.conf /etc/resolv.conf /etc/resolv.conf /etc/resolv.conf /etc/resolv.conf
Order of name resolution sources NIS, DNS, /etc/hosts determined by /etc/nsswitch.conf NIS, DNS, /etc/hosts
(unless /etc/resolv.conf has hostresorder keyword) 		determined by /etc/host.conf or /etc/nsswitch.conf determined by /etc/nsswitch.conf