On Tue, Aug 03, 2004 at 08:14:25PM -0400, Ben Vitale wrote: <snip > > Without any changes to kernel 2.6.6-1.435.2.3, > > [bvitale@vandelay ~]$ cat /proc/sys/net/ipv4/tcp_ecn > 0 > [bvitale@vandelay ~]$ > > > [bvitale@vandelay ~/ecncheck]$ ecncheck 68.48.0.6 53 > With ECN: Connection accepted by ns02.rtchrd01.md.comcast.net > [68.48.0.6] at hop #7 > Without ECN: Connection accepted by ns02.rtchrd01.md.comcast.net > [68.48.0.6] at hop #7 > WARNING: Host doesn't support ECN but fails gracefully > [bvitale@vandelay ~/ecncheck]$ > > Not sure how to interpret that? > > Also, do you think 8.5ms is "slow" for a DNS server ping? Looks like ECN is not the problem. The servers are telling you that they do not support ECN. And no, I do not think a 8.5 ms ping is slow but it all depends on how many hops there are between you and the server. -- Jack Bowling mailto: jbinpg@xxxxxxx