Difference between revisions of "The /etc/hosts file"

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(Created page with " == Debian == In the Debian Linux Distribution, or distributions such as Ubuntu that are Debian based, the hosts file looks something like this: 127.0.0.1 localhost 127.0...")
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Revision as of 16:01, 27 June 2014


Debian

In the Debian Linux Distribution, or distributions such as Ubuntu that are Debian based, the hosts file looks something like this:

127.0.0.1 localhost
127.0.1.1 <host_name>

# The following lines are desirable for IPv6 capable hosts
::1     ip6-localhost ip6-loopback
fe00::0 ip6-localnet
ff00::0 ip6-mcastprefix
ff02::1 ip6-allnodes
ff02::2 ip6-allrouters
ff02::3 ip6-allhosts

The IP address 127.0.1.1 in the second line is unique to Debian. The Debian Installer creates this entry for a system without a permanent IP address as a workaround for buggy software such as the Gnome desktop.

For a system with a permanent IP address, that permanent IP address should be used here instead of 127.0.1.1.

For a system with a permanent IP address and a fully qualified domain name (FQDN) provided by the Domain Name System (DNS), that canonical <host_name>.<domain_name> should be used instead of just <host_name>.