ifconfig siocifcreate invalid argument

[Milan Obuch]

On Mon, 17 Feb 2014 01:52:38 -0800 (PST)
Nomad Esst <noname.esst at yahoo.com> wrote:

> Hi
> Recently I've customized my kernel and deleted most of unused devices
> and options. When I try to create a a gre interface I get this error: 
> 
> 
> ifconfig: siocifcreate2: invalid argument
> 
> I'm using FreeBSD9.2 AMD 64
> 
> What's the problem?
>

If you do not have 'device gre' in kernel config and module if_gre is
not loaded automatically, you need to do it yourself - just use
'kldload if_gre' before you try to create interface greN.

Regards,
Milan