OT really. Weird ethernet problem

2011-01-27 Thread Rod Whitworth
I'm whacked and obviously missing something BUT I did ask a guy who wrote a seriously good TCP/IP course years ago. Scenario: Datacentre. 2 Soekris 5501s with a 4 port card = 4 * vr + 4 * sis One is active bgpd, other is warm standby. vr0 on #1 is 192.168.1.1 vr0 on #2 is 192.168.1.2 There is a

Re: OT really. Weird ethernet problem

2011-01-27 Thread Kevin Chadwick
On Thu, 27 Jan 2011 22:25:56 +1100 Rod Whitworth glis...@witworx.com wrote: tcpdump on each end showed expected aro who-has requests without answer I had the same ip assigned to two interfaces and got this behaviour even if one was down? (4.8 stable) Maybe something thinks your four port card

Re: OT really. Weird ethernet problem

2011-01-27 Thread Stuart Henderson
On 2011-01-27, Rod Whitworth glis...@witworx.com wrote: I'm whacked and obviously missing something BUT I did ask a guy who wrote a seriously good TCP/IP course years ago. Scenario: Datacentre. 2 Soekris 5501s with a 4 port card = 4 * vr + 4 * sis One is active bgpd, other is warm standby.

Re: OT really. Weird ethernet problem

2011-01-27 Thread Rod Whitworth
Thanks for responding Stu. My replies are nearly at the end of this msg. On Thu, 27 Jan 2011 17:39:09 + (UTC), Stuart Henderson wrote: On 2011-01-27, Rod Whitworth glis...@witworx.com wrote: I'm whacked and obviously missing something BUT I did ask a guy who wrote a seriously good TCP/IP