Linux Network Config

Linux Network Hostname Setup

• To set the hostname of the computer, do the following:

vi  /etc/sysconfig/network

• Edit /etc/sysconfig/network to look like the following:

NETWORKING=yes
HOSTNAME={hostname}.hypersecuresolutions.com

• Save and exit.

• Then edit your ifcfg-eth0 config file with the following command:

vi  /etc/sysconfig/network-scripts/ifcfg-eth0

• Edit /etc/sysconfig/network-scripts/ifcfg-eth0 to look like the following:

DEVICE=eth0
BOOTPROTO=dhcp
HWADDR=00:E0:81:63:99:81 # This line is different for every card
ONBOOT=yes
TYPE=Ethernet
DHCP_HOSTNAME={hostname}
USERCTL=no
PEERDNS=yes
IPV6INIT=no

• Save and exit.

• Next, type in the following on the command promt to set hostname:

hostname {hostname}.hypersecuresolutions.com

Network Manager Systemd

Use the following to manually edit the NetworkManager system settings:

vi /etc/NetworkManager/system-connections/Wired\ connection\ 1