Date: Sat, 29 Jun 2002 11:52:25 +0000 From: "zhang jack" <jack_zhangcl@hotmail.com> To: current@FreeBSD.org, hardware@FreeBSD.org Subject: wscale issue on netperf testing Message-ID: <F94OxbCJnEMzAUor03u00000304@hotmail.com>
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Hi, I am testing giga bits NICs with netperf,two machine have the same install, but when I start netperf,using tcpdump to listen,the wscale is different. giga# tcpdump -vv -n -i em0 -c 100 tcpdump: listening on em0 19:28:35.946808 10.0.0.1.49187 > 10.0.0.2.12865: S [tcp sum ok] 3414289560:3414289560(0) win 65535 <mss 15960,nop,wscale 4,nop,nop,timestamp 336910 0> (ttl 64, id 12226, len 60) 19:28:35.946877 10.0.0.2.12865 > 10.0.0.1.49187: S [bad tcp cksum 751c!] 2862099494:2862099494(0) ack 3414289561 win 57344 <mss 15960,nop,wscale 0,nop,nop,timestamp 346195 336910> (ttl 64, id 27150, len 60) can anyone help me? Jack _________________________________________________________________ 与联机的朋友进行交流，请使用 MSN Messenger: http://messenger.microsoft.com/cn/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hardware" in the body of the message
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