Re: Problem with networking in 2.4.0

2001-01-18 Thread David Ford
Bill Crawford wrote: > In connection with connection failures using recent kernels, it often > seems to be related to ECN being enabled. > > PIX firewalls seem to interpret the ECN option header as a source > route header (that's what it's logged as). > > I got bitten by this at work ;·( Cisc

Re: Problem with networking in 2.4.0

2001-01-18 Thread Bill Crawford
In connection with connection failures using recent kernels, it often seems to be related to ECN being enabled. PIX firewalls seem to interpret the ECN option header as a source route header (that's what it's logged as). I got bitten by this at work ;·( -- /* Bill Crawford, Unix Systems Dev

Re: Problem with networking in 2.4.0

2001-01-17 Thread J Sloan
Try this shot in the dark: echo "0" > /proc/sys/net/ipv4/tcp_ecn jjs snpe wrote: > Hello, > > I have got 2 Linux machine with kernel 2.4.0 i kernel 2.2.18. > I am in Belgrade , Yugoslavia and I can't access to any hosts : > > for example, www.linux.co.yu (Island), www.skyrr.is, www.hotmail.com

Re: Problem with networking in 2.4.0

2001-01-17 Thread David Woodhouse
[EMAIL PROTECTED] said: > Access is ok with kernel 2.2 even in a case when machine with 2.4 > kernel is masquerading host. It doesn't work with any port. Ping > works. Read the FAQ again. More carefully this time. Pay close attention to section 14.2 http://www.tux.org/lkml/ -- dwmw2 - To

Re: Problem with networking in 2.4.0

2001-01-17 Thread Jerry Frana
hi have you tried echo 0 > /proc/sys/net/ipv4/tcp_ecn ? for some reason PIX firewalls act strangely when explicit congestion notification is used... hope this helps.. david F. On Wed, 17 Jan 2001, snpe wrote: > Hello, > > I have got 2 Linux machine with kernel 2.4.0 i kernel 2.2.18. > I

Problem with networking in 2.4.0

2001-01-17 Thread snpe
Hello, I have got 2 Linux machine with kernel 2.4.0 i kernel 2.2.18. I am in Belgrade , Yugoslavia and I can't access to any hosts : for example, www.linux.co.yu (Island), www.skyrr.is, www.hotmail.com etc Access is ok with kernel 2.2 even in a case when machine with 2.4 kernel is masquerading