From owner-freebsd-net Thu Mar 25 7:42:33 1999 Delivered-To: freebsd-net@freebsd.org Received: from ns1.tu-graz.ac.at (ns1.tu-graz.ac.at [129.27.2.3]) by hub.freebsd.org (Postfix) with ESMTP id EA4EF15391 for ; Thu, 25 Mar 1999 07:42:19 -0800 (PST) (envelope-from mbretter@sbox.tu-graz.ac.at) Received: from babsi.tu-graz.ac.at (teleweb-17.vc-graz.ac.at [193.171.247.17]) by ns1.tu-graz.ac.at (8.8.6/8.8.6) with SMTP id QAA01221 for ; Thu, 25 Mar 1999 16:41:50 +0100 (MET) From: Michael Bretterklieber To: freebsd-net@freebsd.org Subject: Re: Dummynet Date: Thu, 25 Mar 1999 16:21:29 +0100 X-Mailer: KMail [version 1.0.17] Content-Type: text/plain References: <199903241401.PAA10220@labinfo.iet.unipi.it> MIME-Version: 1.0 Message-Id: <99032516440600.00307@babsi.tu-graz.ac.at> Content-Transfer-Encoding: 8bit X-KMail-Mark: Sender: owner-freebsd-net@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org Am Mi , 24 Mär 1999 schrieben Sie: > > Hi, > > > > I have a new problem with bandwidth limiting: > > > > I added: pipe 1 ip from A to B > > > > and a bw of 64KBytes/s results in an effective bw of 2.5KBytes/s > > (counted via ftp) > > 128KBytes/s -> 5 KBytes/s > > 256KBytes/s -> 10 KBytes/s > > etc...?! > > send me the output of "ipfw show" and "ipfw pipe show" > plus how big is the file -- for a very short one you won't be able to > measure the real throughput using ftp because of tcp slow start. > > luigi PC1 Bridge PC2 |----| |---------| |------| | xl0|----------|ed1 ed0|-----| | |----| |---------| |------| 192.168.0.238 no IP 192.168.0.96 I transmitted one file with 56940 Bytes from PC1 to PC2 via ftp in 13.24 sec. (4.30 KByte/s): Here is the output from "ipfw show": 00010 69 75877 pipe 1 ip from 192.168.0.238 to 192.168.0.96 00150 0 0 allow ip from any to any via lo0 00200 0 0 deny ip from any to 127.0.0.0/8 65535 12 0 allow ip from any to any Here is the output from "ipfw pipe show": 00001: 1.000 Mbit/s 0 ms 100 sl. -- 10 pkts (352720 B) 0 drops Thanx, -- \|/ @ @ +---------------------------oOO-(_)-OOo---------------------------+ Michael Bretterklieber Office: Michael.Bretterklieber@gamed.com Privat: mbretter@sbox.tu-graz.ac.at URL: http://www.sbox.tu-graz.ac.at/home/m/mbretter/ +-----------------------------------------------------------------+ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message