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--- linux_wiki:static_ip [2018/03/06 10:06]
billdozor [Redhat/CentOS Systems]
+++ linux_wiki:static_ip [2019/05/25 23:50] (current)
@@ Line 15: / Line 15: @@
 if possible, bring interface down first: ifdown eth0.
-  * Edit /etc/network/interfaces<code bash>nano /etc/network/interfaces</code>
+  * Edit /etc/network/interfaces<code bash>vim /etc/network/interfaces</code>
   * DHCP Setup Example (Default)<code bash>auto eth0
@@ Line 35: / Line 35: @@
 ==== Redhat/CentOS Systems ====
-  * Edit /etc/sysconfig/network-scripts/ifcfg-eth0<code bash>vi /etc/sysconfig/network-scripts/ifcfg-eth0</code>
+Classic and NetworkManager methods of setting IP addresses for EL distros.
+=== Classic (network) Method ===
+Using config files and the network service.
+  * Edit /etc/sysconfig/network-scripts/ifcfg-eth0<code bash>vim /etc/sysconfig/network-scripts/ifcfg-eth0</code>
   * DHCP Setup Example (Default)<code bash>DEVICE=eth0
@@ Line 50: / Line 56: @@
 GATEWAY=192.168.0.254</code>
-  * Edit /etc/resolv.conf<code bash>vi /etc/resolv.conf
+  * Edit /etc/resolv.conf<code bash>vim /etc/resolv.conf
 nameserver 8.8.8.8
@@ Line 56: / Line 62: @@
   * Restart network service<code bash>/etc/init.d/network restart</code>
+=== Network Manager ===
+Using the NetworkManager service.
+\\
+Static IP/Gateway
+  * Set a static IP on an existing interface (eth0)<code bash>nmcli con mod eth0 autoconnect yes ipv4.method manual ip4 192.168.1.50/24 gw4 192.168.1.254</code>
+  * Apply settings<code bash>nmcli con up eth0</code>
+\\
+Static DNS
+  * Set a static DNS entry<code bash>nmcli con mod eth0 ipv4.dns 1.1.1.1</code>
+  * Apply changes<code bash>nmcli con up eth0</code>
+----