Hi, On Sat, 26 Feb 2005, Pierre Ossman wrote: > Since there is only linux machines involved here this must be a kernel > bug. Either in the TCP layer or in netfilters detection. Here is a dump > from the router when it starts throwing away packets: > > ip_ct_tcp: SEQ is over the upper bound (over the window of the receiver) > IN= OUT= SRC=10.8.0.24 DST=10.8.5.10 LEN=1500 TOS=0x00 PREC=0x00 TTL=64 > ID=10234 DF PROTO=TCP SPT=3851 DPT=873 SEQ=2763580423 ACK=299956256 > WINDOW=95 RES=0x00 ACK URGP=0 OPT (0101080AC4C2FDE77E1D58C1) > ip_ct_tcp: SEQ is over the upper bound (over the window of the receiver) On Mon, 21 Feb 2005 I posted a patch to netfilter-devel which addresses this and other issues in TCP window tracking. Please try the patch. Best regards, Jozsef - E-mail : kadlec@xxxxxxxxxxxxxxxxx, kadlec@xxxxxxxxxxxxxxx PGP key : http://www.kfki.hu/~kadlec/pgp_public_key.txt Address : KFKI Research Institute for Particle and Nuclear Physics H-1525 Budapest 114, POB. 49, Hungary