On Thu, 12 May 2005 09:51:29 +0200 (CEST) Henrik Nordstrom <hno@xxxxxxxxxxxxxxx> wrote: > On Wed, 11 May 2005, Barzia J. Tehrani wrote: > > > With this, my speculation is that the device can not handle TCP options > > (perhaps the header size is hardcoded rather than reading it from the > > header). So I'm stuck. My question is, is there any way I can configure > > my sockets to ignore TCP options. Basically, I want the TCP headers not > > to include any options to keep the header size exactly 20. > > Most if not all IP & TCP options can be disabled in proc. > > See linux/Documentation/networking/ip-sysctls.txt > Try these sysctl's, start with the first (leas impact) sysctl -w net.ipv4.tcp_window_scaling=0 sysctl -w net.ipv4.tcp_sack=0 sysctl -w net.ipv4.tcp_timestamps=0 And make the vendor fix the device, because it really needs to conform. - : send the line "unsubscribe linux-net" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html