Pailloncy Jean-Gerard wrote:
I want to use 2 soekris as redundant bridge filter, but I have many troubles.
[...]
Every servers I have have at least 2 nics.
I connect each server to 2 switchs, and the switchs together.
And for the moment only one switch has an uplink to my provider.
I will have (soon) a second link to the second switch.

So something like this?

     [ISP]
       |
     [SW1]----[SW2]
       |        |
       | +------+
     [SKR]

I want to test the soekris as a bridge with 3 links: one to my provider, one to each switch.

I start the test by setting a bridge on 2 nics of the soekris connected to the 2 switchs. So now there is a loop between the switchs and the soekris.

And the first problem appears. If I ping from any computers on the segment to anything else I get a "storm" of thousand packet/seconds until I unplug a cable from the loop.

That's because of the loop. Even if the switches cache ARP replies and
send further packets directly to their destinations, the initial broadcasted ARP request is going to go round and round.

So I test with/without STP, link0: no more luke.

The above test was without STP, yes? Are you saying that when you enabled STP you got a message of "link0: no more luke"? Do your switches support STP and have it enabled?

Second part of the test, I set up a bridgename.bridge0 file with the 2 nics up with STP, and I restart the soekris. Few seconds after the end of the boot (login prompt) immediate reboot of the soekris.

No idea what's happening here. Best guess would be protection against overheating. If there's nothing in your OS logs, check your BIOS for any
management logs.

--
Jason Stubbs

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