redhat_-_network:set_ip:set_ip
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| redhat_-_network:set_ip:set_ip [2017/04/04 08:35] – created peter | redhat_-_network:set_ip:set_ip [2021/01/08 11:56] (current) – removed peter | ||
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| - | ====== Redhat - Network - Set IP ====== | ||
| - | |||
| - | ===== Set Temporarily IP ===== | ||
| - | |||
| - | 1. Set ip and netmask. | ||
| - | |||
| - | <code bash> | ||
| - | ifconfig eth0 10.20.1.10 netmask 255.255.255.0 up | ||
| - | </ | ||
| - | |||
| - | where: | ||
| - | |||
| - | * **eth0** is the name of the interface. | ||
| - | * **255.255.255.0** is the netmask. | ||
| - | * **up** is to activate the interface | ||
| - | |||
| - | |||
| - | 2. Set default gateway. | ||
| - | |||
| - | <code bash> | ||
| - | route add default gw 10.20.1.1 | ||
| - | </ | ||
| - | |||
| - | where: | ||
| - | |||
| - | * **10.20.1.1** is your gateway ip. | ||
| - | |||
| - | |||
| - | 3. Check the configuration. | ||
| - | |||
| - | Check the gateway: | ||
| - | |||
| - | <code bash> | ||
| - | route -n | ||
| - | </ | ||
| - | |||
| - | Check the ip address: | ||
| - | |||
| - | <code bash> | ||
| - | ifconfig | ||
| - | </ | ||
| - | |||
| - | |||
| - | ===== Set Permanent IP ===== | ||
| - | |||
| - | 1. Go to folder / | ||
| - | |||
| - | <code bash> | ||
| - | cd / | ||
| - | </ | ||
| - | |||
| - | |||
| - | 2. Backup your existing configuration. | ||
| - | |||
| - | <code bash> | ||
| - | cp ifcfg-eth0 ifcfg-eth0.bak | ||
| - | </ | ||
| - | |||
| - | |||
| - | 3. Edit ifcfg-eth0 with your favorite editor | ||
| - | |||
| - | <code bash> | ||
| - | vi ifcfg-eth0 | ||
| - | </ | ||
| - | |||
| - | |||
| - | 4. Add below line to the ifcfg-eth0 file to setup your ip | ||
| - | |||
| - | <file bash ifcfg-eth0> | ||
| - | BOOTPROTO=static | ||
| - | DEVICE=eth0 | ||
| - | IPADDR=10.20.1.20 | ||
| - | NETMASK=255.255.255.0 | ||
| - | NETWORK=10.20.1.0 | ||
| - | ONBOOT=yes | ||
| - | TYPE=Ethernet | ||
| - | </ | ||
| - | |||
| - | |||
| - | 5. Save the file. | ||
| - | |||
| - | |||
| - | 6. Add below line to / | ||
| - | |||
| - | < | ||
| - | GATEWAY=10.20.1.1 | ||
| - | </ | ||
| - | |||
| - | |||
| - | 7. Save and restart network | ||
| - | |||
| - | <code bash> | ||
| - | / | ||
| - | </ | ||
| - | |||
| - | |||
| - | 8. Check your newly created ip. | ||
| - | |||
| - | Check the gateway: | ||
| - | |||
| - | <code bash> | ||
| - | route -n | ||
| - | </ | ||
| - | |||
| - | Check the ip address: | ||
| - | |||
| - | <code bash> | ||
| - | ifconfig | ||
| - | </ | ||
redhat_-_network/set_ip/set_ip.1491294917.txt.gz · Last modified: 2020/07/15 09:30 (external edit)