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en:dedicated-server:network:ip-failover:coreos [2016/06/16 10:32]
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en:dedicated-server:network:ip-failover:coreos [2018/06/19 11:50] (current)
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 [[fr:​dedicated-server:​operating-system:​distribution-virtualisation:​distribution-coreos|{{fr:​dedicated-server:​operating-system:​picto_coreos.png}}]] [[fr:​dedicated-server:​operating-system:​distribution-virtualisation:​distribution-coreos|{{fr:​dedicated-server:​operating-system:​picto_coreos.png}}]]
  
-The configuration must be set as explained ​on [[https://​coreos.com/​os/​docs/​latest/​network-config-with-networkd.html#​configure-multiple-ip-addresses|official documentation]].+This documentation explains how to configure a failover IP on servers installed with <​nowiki>​CoreOS<​/nowiki>
  
-Start by Editing/Creating ​''/​etc/​systemd/​network/​20-multi_ip.network'' ​as described ​+==== Configuration on the Server ==== 
 + 
 +<​note>​The configuration must be set as explained on [[https://​coreos.com/​os/​docs/​latest/​network-config-with-networkd.html#​configure-multiple-ip-addresses|official documentation]].</​note>​ 
 + 
 +1. Edit/create the file ''/​etc/​systemd/​network/​20-multi_ip.network'': ​
  
 <​code>​ <​code>​
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 </​code>​ </​code>​
  
-You need to replace ''​eno1''​ with your network interface name.+<note tip>You need to replace ''​eno1''​ with your network interface name.</​note>​
  
-DNS servers ​IP addresses ​used are Online.NET's, you can keep these settings.+The DNS servers used in this configuration example ​are the ones of Online, you can keep these values
  
-Then, first ''​Address''​ is the IP address of the physical server, followed by ''/​24''​ (CIDR notation).+The first ''​Address'' ​line is the primary ​IP address of the physical server, followed by ''/​24''​ (CIDR notation).
  
 The gateway IP address has the same first 3 bytes as the server'​s IP followed by ''​.1''​. The gateway IP address has the same first 3 bytes as the server'​s IP followed by ''​.1''​.