Re: FreeBSD 8.2-STABLE sending FIN no ACK packets. kern/168842

2012-06-13 Thread Andre Oppermann
On 08.06.2012 14:43, Nikolay Denev wrote: On Jun 8, 2012, at 4:30 AM, Adrian Chadd wrote: On 7 June 2012 05:41, Nikolay Denev wrote: Hello, I've been pointed out by our partner that we are sending TCP packets with FIN flag and no ACK set, which is triggering alerts on their firewalls. I've

Re: seq# of RST in tcp_dropwithreset

2012-06-13 Thread Andre Oppermann
On 07.06.2012 22:28, George Neville-Neil wrote: On Mar 27, 2012, at 18:13 , Navdeep Parhar wrote: When the kernel decides to respond with a RST to an incoming TCP segment, it uses its ack# (if valid) as the seq# of the RST. See this in tcp_dropwithreset: if (th->th_flags& TH_ACK) {

Cougar Point on FreeBSD 7?

2012-06-13 Thread Barney Cordoba
Anyone have an info on whether FreeBSD 7 can be made to run on Cougar Point chipset? I see that the C202 wasn't officially supported until 8.2 or so, but is there a compatibility mode that would allow it to be used? BC ___ freebsd-net@freebsd.org mailing

Window updates during periods of HIGH packet loss

2012-06-13 Thread cjharrer
Running FreeBSD 8.0 Stable and we're running into an issue with window updates during periods of very high DUPLEX network traffic where there are a good number of network packets being dropped. Please let me know if there is a better list to ask this question of. I'm going to use some small

Re: Window updates during periods of HIGH packet loss

2012-06-13 Thread cjharrer
Oops, left one part out below... When snd_nxt == snd_una == snd_max; snd_wnd == 0 which is why we can't send any new data. - Original Message - From: cjhar...@comcast.net To: freebsd-net@freebsd.org Cc: "Christopher J. Harrer" Sent: Wednesday, June 13, 2012 5:02:57 PM Subject: Wi

Re: seq# of RST in tcp_dropwithreset

2012-06-13 Thread Navdeep Parhar
On 06/13/12 06:30, Andre Oppermann wrote: On 07.06.2012 22:28, George Neville-Neil wrote: On Mar 27, 2012, at 18:13 , Navdeep Parhar wrote: When the kernel decides to respond with a RST to an incoming TCP segment, it uses its ack# (if valid) as the seq# of the RST. See this in tcp_dropwithre

Re: kern/169023: [libc] [patch] setfsent(), getfsent(), etc. leave /etc/fstab open after exec()

2012-06-13 Thread linimon
Old Synopsis: setfsent(), getfsent(), etc. leave /etc/fstab open after exec() New Synopsis: [libc] [patch] setfsent(), getfsent(), etc. leave /etc/fstab open after exec() Responsible-Changed-From-To: freebsd-bugs->freebsd-net Responsible-Changed-By: linimon Responsible-Changed-When: Thu Jun 14 06

Re: kern/169023: [libc] [patch] setfsent(), getfsent(), etc. leave /etc/fstab open after exec()

2012-06-13 Thread linimon
Synopsis: [libc] [patch] setfsent(), getfsent(), etc. leave /etc/fstab open after exec() Responsible-Changed-From-To: freebsd-net->freebsd-fs Responsible-Changed-By: linimon Responsible-Changed-When: Thu Jun 14 06:10:49 UTC 2012 Responsible-Changed-Why: With bugmeister hat, try to assign this to