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How to configure a failover IP on FreeBSD
Published on 29 July 2021
This page shows you how to configure a failover IP on Dedibox servers running on FreeBSD.
Requirements:
- You have an account and are logged into the Dedibox console
- You have created a Dedibox dedicated server
Failover IP configuration on FreeBSD
-
Connect to your server using SSH.
-
Open the network configuration file in a text editor, for example
nano
:nano /etc/rc.conf
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Add the following line to the file, replace
FAILOVER_IP
with your failover IP address:ifconfig_em0_alias0="inet FAILOVER_IP netmask 255.255.255.255"
Your modified configuration file should look like the following example:
ifconfig_em0="inet IP_ADDRESS netmask 255.255.255.0"
defaultrouter="IP_ADDRESS"
sshd_enable="YES"
ntpd_enable="YES"
ntpd_sync_on_start="YES"
syslogd_flags="-ss"
fsck_y_enable="YES"
ifconfig_em0_alias0="inet FAILOVER_IP netmask 255.255.255.255" -
Save the file and exit the text editor.
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Restart the network to activate the new IP address:
/etc/rc.d/netif restart && /etc/rc.d/routing restart
See Also