Network Interface configuration

[Damien Fleuriot]

On 7 Mar 2012, at 08:10, hiren panchasara <hiren.panchasara at gmail.com> wrote:

> Do we store network interfaces configuration information in any file that
> survives reboots? (as Linux does it in /etc/network/interfaces)
> 
> Only thing I could find was when an interface needs address from DHCP,
> rc.conf says ifconfig_em0="DHCP".
> 
> I know getifaddrs() can get you list of interfaces but I wanted to know if
> there is any such file.
> 
> Thanks,
> Hiren
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In /etc/rc.conf

See the man page for rc.conf for a more detailed use.
See the small example bellow:

ifconfig_re0="inet 192.168.0.30/24 up"
defaultrouter="192.168.0.254"

These are the very basics ;)