| Linux/Unix | DNS | Gateway | Red |
| CentOS | /etc/resolv.conf | /etc/system-config/network | /etc/system-config/networks/ifcfg-eth0 |
| Debian | /etc/resolv.conf | /etc/networking/interfaces | /etc/networking/interfaces |
| Fedora | /etc/resolv.conf | /etc/system-config/network | /etc/system-config/networks/ifcfg-eth0 |
| Redhat | /etc/resolv.conf | /etc/system-config/network | /etc/system-config/networks/ifcfg-eth0 |