Strange packets lost

2013-09-25 Thread Loïc BLOT
Hello all, i have searched many options but i haven't any new idea. I have 4 openbsd routers (2 on each site). Each router create a GRE tunnel with it's pair. Here is the configuration: | S1R1 --- gre + ospf --- S2R1 | LAN S1 (OSPF RIP) | | LAN

Re: Strange packets lost

2013-09-25 Thread Mike Belopuhov
On 25 September 2013 11:03, Loïc BLOT loic.b...@unix-experience.fr wrote: Hello all, i have searched many options but i haven't any new idea. I have 4 openbsd routers (2 on each site). Each router create a GRE tunnel with it's pair. Here is the configuration: | S1R1

Re: Strange packets lost

2013-09-25 Thread Loïc BLOT
Hello, you are totally right ! I haven't thought about layer 2 problems. But the problem is partially resolve, i have strange things with DF. Port 80 is no-df but not port 411 (avaya cfg). Here is a fragment of my pf config: set skip on lo set block-policy drop set limit { states 10,