Re: Running dhcpd on bridge0

[Peter Eisch <peter%boku.net@localhost>]

In your rc.conf do you also have:

auto_ifconfig=NO
net_interfaces="`/sbin/ifconfig -l`"




On 2/25/14, 11:51 AM, "Torbjorn Granlund" <tg%gmplib.org@localhost> wrote:

>I wrote:
>  
>  >I need to run dhcpd on a NetBSD 6.1.3 system and have it listen on
>  >bridge0.
>  >
>  >Unfortunately, apparently the wondrous dhcpd program won't accept to
>  >start when directed to an interface without an IP address.  And I
>  >haven't been able to coax an NetBSD bridge interface to accept an IP
>  >address.
>  >
>  >Can this be done at all?  I'd rather not add an extra computer to act
>as
>  >an DHCP server.
>  
>Peter Eisch <peter%boku.net@localhost> writes:
>
>  Add a tap interface to the bridge.
>  
>Thanks, that works like a charm when done manually.
>
>But I cannot seem to get it to work at reboot.
>
>I tried this way:
>
>  # cat ifconfig.tap0
>  create
>  !ifconfig $int 192.168.0.1
>
>  # cat ifconfig.bridge0
>  create
>  !brconfig $int add bnx0 up
>  !brconfig $int add tap0 up
>
>This requires that tap0 is created first, but /sbin/ifconfig -C (used by
>the relevant lines of /etc/rc.d/network) lists bridge before tap.
>
>Is the designed way to get this right that I set net_interfaces?
>For portability to future hardware,
>
>   net_interfaces="`/sbin/ifconfig -l` tap bridge"
>
>should work in my case.  (Well, except that I'll need a hardware
>specific ifconfig_blah in any case.)
>
>(I am making a complex installation of NetBSD with a bunch of xen guests
>and qemu guests, and I will leave my job and this system.  I really
>would like to do things right for maintainability.)
>
>
>Torbjörn
>Please encrypt, key id 0xC8601622