[SSHd] Limiting access from authorized IP's

[Wojciech Puchar]

>> this:
>> 
>> AllowUsers user1 at host1 user1 at host2 user1 at host3 user2 at host1 user2 at host6
>
> It looks like AllowHosts is not available with the version of SSH that comes 
> with FreeBSD.
>
> This works:
>
> AllowUsers root at 127.* root at 192.168.0.* root at 82.237.x.x root at 82.227.x.x
>
man hosts.allow