[quagga-users 3438] Re: Inactive Interface ????

Andrew J. Schorr aschorr at telemetry-investments.com
Wed Dec 15 20:14:38 GMT 2004


On Tue, Dec 14, 2004 at 10:56:02AM -0600, Shane Drinkwater wrote:
> I am using a GRE tunnel to connect two sites together using Linux boxes. The
> problem is that quagga seems to think that the GRE tunnel is a inactive
> interface so
> it does not replicate the route to other routers/Linux Boxes. The Steps I
> use to create the tunnel is as follws:
> /sbin/modprobe ipip
> /sbin/modprobe ip_gre
> /sbin/ip tunnel add dvuclnet mode gre remote 10.33.32.100 local 172.27.26.1
> ttl 255
> /sbin/ip addr add 172.27.25.26 dev dvuclnet
> /sbin/route add -host 172.27.25.27 gw 172.27.25.26
> /sbin/route add -net 172.27.40.0/24 gw 172.27.25.27
> 
> the ifconfig looks like
> \dvuclnet  Link encap:UNSPEC  HWaddr
> AC-1B-1A-01-00-00-8D-56-00-00-00-00-00-00-00-00
>           inet addr:172.27.25.26  P-t-P:172.27.25.26  Mask:255.255.255.255
>           UP POINTOPOINT RUNNING NOARP  MTU:1476  Metric:1
>           RX packets:697914 errors:0 dropped:0 overruns:0 frame:0
>           TX packets:934805 errors:0 dropped:0 overruns:0 carrier:0
>           collisions:0 txqueuelen:0
>           RX bytes:83827639 (79.9 MiB)  TX bytes:500855661 (477.6 MiB)

Don't you need to specify the peer address for the dvuclnet interface?
Notice that currently the P-t-P address is the same as the 'inet addr'.
That's not good.  But it's really best not to use ifconfig.  What
do you get when you run "ip addr ls dvuclnet"?

Regards,
Andy


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