From owner-freebsd-isp@FreeBSD.ORG Thu Mar 19 19:10:41 2009 Return-Path: Delivered-To: isp@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 5B13E106574C for ; Thu, 19 Mar 2009 19:10:41 +0000 (UTC) (envelope-from r.hyunseog@ieee.org) Received: from jushin.moonworld.org (icarus.norlight.net [69.8.143.20]) by mx1.freebsd.org (Postfix) with ESMTP id 15BA68FC16 for ; Thu, 19 Mar 2009 19:10:39 +0000 (UTC) (envelope-from r.hyunseog@ieee.org) Received: from [192.168.0.102] (unassigned.norlight.net [69.8.143.116] (may be forged)) by jushin.moonworld.org (8.13.4/8.13.4) with ESMTP id n2JIbnFt011394; Thu, 19 Mar 2009 12:37:50 -0600 (CST) (envelope-from r.hyunseog@ieee.org) Message-ID: <49C29031.3080700@ieee.org> Date: Thu, 19 Mar 2009 13:34:25 -0500 From: "Alex H. Ryu" User-Agent: Thunderbird 2.0.0.19 (Windows/20081209) MIME-Version: 1.0 To: Christian Meutes References: <153046.19925.qm@web63901.mail.re1.yahoo.com> <907077794.20090317173752@homelink.ru> <49C05E35.8070609@ibctech.ca> <001501c9a795$07058de0$1510a9a0$@com> <49C1C3D0.5060304@neely.cx> <5F9EF08A583352985E262800@tok> <49C24561.5090301@spekreijse.net> <49C253FE.3010408@ibctech.ca> <49C2583D.30502@spekreijse.net> <17AF069575D7E2B24912CFBA@tok> <2248A227-6C54-44BC-A376-D0C655E0FA3E@inoc.net> <5AB259F1E8FF821DE71DD070@tok> In-Reply-To: <5AB259F1E8FF821DE71DD070@tok> X-Enigmail-Version: 0.95.7 Content-Type: text/plain; charset=EUC-KR Content-Transfer-Encoding: 8bit Cc: isp@freebsd.org, Robert Blayzor Subject: Re: ISPs? X-BeenThere: freebsd-isp@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Internet Services Providers List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 19 Mar 2009 19:10:43 -0000 Cisco ASR1000 uses embedded linux, but also uses ASIC level special chip to archive line-rate processing, which Juniper and other vendors adapted long time ago. Performance will be varied how far you can tune the system for optimal performance. Alex Christian Meutes wrote: > Hi, > > --On Donnerstag, 19. März 2009 12:56 -0400 Robert Blayzor > wrote: > >> I'm sure FreeBSD (or any *nix based platform for that matter) can >> probably smoke most routers control planes when it comes to routing >> tables and convergence if properly built on the right hardware. Take one >> quad core processor with 4GB of RAM and you can probably handle 100's if >> not thousands of peers and a dozen+ full route views. > > true, in theory a uptodate x86 CPU is very fast in software stuff and > should > handle hundred of peers without any problems. But what is with the > reality? > Its not only about hardware, its about the right implementation too. > We all > know how "fast" and "bugfree" windows is on highend PCs ;-) > >> The big question is PPS forwarding. Where most high performance routers >> do this with ASIC's, the actual packet forwarding THROUGH the device is >> in hardware and completely off the CPU.... FreeBSD has to do it in >> software, so that's where it loses BIG. > > Ciscos new software platform, the ASR1000, does everything in > software. Its > in theory the perfect edge device, if it would be already bugfree and > would > have all the features and hardware support the others have. I believe > it routes > linerate 10GE, can has ACLs, QoS and all the sophisticated stuff > enabled at > the same time. > > Beside pps in which iam very interested its also operation of routers > without > downtime in cause of small configuration changes. > > > > > > _______________________________________________ > freebsd-isp@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-isp > To unsubscribe, send any mail to "freebsd-isp-unsubscribe@freebsd.org" > > >