files are read by
at system startup time.
contains the symbolic name of the host machine.
The file should contain a single line specifying the
fully qualified domain name
of the system
The name must be resolvable, either by matching a hostname specified in
or through DNS
The hostname is set via the
utility at boot time.
for a description of hostname resolution.
if it exists,
contains the address of the gateway host.
The gateway is added to the routing tables by the
does not exist, no default gateway is added to the routing tables.
The file may contain gateway addresses for both IPv4 and IPv6 networks:
in dotted quad notation for v4
or in colon notation for v6
Each address must be specified on a separate line.
If more than one address of a specific family is found,
only the first is used \- all other addresses of that family are ignored.
is processed after all interfaces have been configured.
IPv4 entries in
will be ignored.
If they contain
IPv6 entries will be ignored.
Empty lines and lines beginning with
in either file are ignored.