Re: ping problems

2009-05-27 Thread Aviv Greenberg
Try netstat -s to checks for errors/drops on the WAN interface. Anything interesting? If a ping from the router always succeeds, and after some time fails from the lan AND during failure you see the packets go from the lan out to the wan but doesn't come back at all - it sounds like something is w

Re: ping problems

2009-05-27 Thread Erez D
On Wed, May 27, 2009 at 9:41 AM, Aviv Greenberg wrote: > If you ping another destination during the "hang" - does it work? a download i started before the ping continues even after the ping is dead > > If you ifdown and ifup the interfaces (wan + lan) on the router after > a hang - is it releas

Re: ping problems

2009-05-26 Thread Aviv Greenberg
If you ping another destination during the "hang" - does it work? If you ifdown and ifup the interfaces (wan + lan) on the router after a hang - is it released? an icmp packet is short so i don't think this is the case but: what is the MTU on the lan/wan? Also, use a tool like mtr http://en.wikipe

ping problems

2009-05-26 Thread Erez D
hi i have an openwrt (linux) router, with regular firewall rules (nat, related+established,clamp-mss-to-pmtu, etc). if i ping from the router to the internet, it works ok however if i ping from inside my lan to the internet, the first 30-70 pings works, then it stops working (i.e. 100% packet los