Date: Sat, 14 Jul 2012 18:02:55 +0300 From: Sami Halabi <sodynet1@gmail.com> To: Kevin Oberman <kob6558@gmail.com> Cc: Luigi Rizzo <l.rizzo@iet.unipi.it>, freebsd-net@freebsd.org, Alexander Motin <mav@freebsd.org>, freebsd-isp@freebsd.org, Jack Vogel <jfvogel@gmail.com>, "Bjoern A. Zeeb" <bzeeb-lists@lists.zabbadoz.net>, freebsd-performance@freebsd.org Subject: Re: ating 100Gbit transfer rate Message-ID: <CAEW%2Boga=2TybLAzirigRWFkJ59oyvQyJdoMDN-Ko%2B7L3yHMVTA@mail.gmail.com> In-Reply-To: <CAN6yY1tTT37bNsx=tgg25SRUz38Tu8gShd2KX-Qsa1gTgPbA0Q@mail.gmail.com> References: <CAEW%2BogZCfOGJHGAQcKD%2BANCzoX7snfjy_Azo2i_h4LsEuaGZ2g@mail.gmail.com> <CAN6yY1ueqGEfXN9uFeM6kCxTjZitMa6bVkdWEY0=FxLCVMXCfA@mail.gmail.com> <CAEW%2BogZAiQ64eCARmue9%2BB1ZQ3%2B3PXG_-2dTuvbTY1JzL=ycig@mail.gmail.com> <CAN6yY1tTT37bNsx=tgg25SRUz38Tu8gShd2KX-Qsa1gTgPbA0Q@mail.gmail.com>
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Thank you kevin. Is there anybody with suggestions also? Thanks in advance, Sami On Thu, Jul 12, 2012 at 7:04 PM, Kevin Oberman <kob6558@gmail.com> wrote: > On Wed, Jul 11, 2012 at 9:45 PM, Sami Halabi <sodynet1@gmail.com> wrote: > > Hi, > > Thank your for your response. > > > > i have 2 questions: > > 1. can you explain the looping method that allowed you to reach 100GB ? > > 2. Alcatel-Lucent is routers are given for research internationally ? or > > its locally? what routers we are talking about here and what link do they > > have? i appreciatre if you explain more how do these routers saturate > 100GB. > > Sure. You create an LSP with a vrf (routing-instance in Juniper-ese) > to place the traffic onto it. The LSP is manually configured at each > hop to traverse to the far end router and that one then points back at > the input router where it is again reversed back towards the > destination. Loop as often as required to saturate the link. (I was > tempted to just say "rinse and repeat, but that might not be clear to > those not in the U.S.) > > For information on ANI (and I am not sure if new proposals are being > accepted), see: > http://www.es.net/RandD/advanced-networking-initiative/ > > > On Thu, Jul 12, 2012 at 6:43 AM, Kevin Oberman <kob6558@gmail.com> > wrote: > >> > >> On Wed, Jul 11, 2012 at 1:31 PM, Sami Halabi <sodynet1@gmail.com> > wrote: > >> > Hi, > >> > > >> > We have several boxes using 10G cards and using most of the bandwidth. > >> > as a future vision i would like to ask if someone ever combined > hardware > >> > with freebsd/linux to saturate 100Gbit of traffic. > >> > what hardware (server, NICs, platform) and software do you recommend > >> > that > >> > would allow me to acheive my goal? > >> > > >> > Is it possible with servers ? or i need dedicated hardware > >> > (cisco/juniper/other?) if dedicated hardware needed, i would be glad > to > >> > hear from your experience what do you recommend in terms of > performance > >> > and > >> > price. > >> > >> I don't know of any 100GE hardware for any PC, but I may be a bit > >> behind on the times. > >> > >> The way we saturate a 100GE with a FreeBSD (or Linux) system is using > >> a 10G transmission stream and loop the data stream over the net using > >> MPLS. Works quite well, though no end system ever sees more than about > >> 9.9G, the routers do. > >> > >> We are using Alcatel-Lucent routers at this time for our national test > >> network. It is available for research by educational, commercial and > >> research organizations for a little longer as a federally funded > >> testbed for 100G research. When the funding for that project runs out, > >> most of the hardware will be re-purposed and will no longer be > >> available for research. gnn@ mentioned it about a year ago and > >> suggested that some FreeBSD people might want to submit proposals, but > >> I sw no responses. We have tested with Juniper and they will work, > >> too. All 100G hardware is just a mite pricey, though it has dropped > >> tremendously over the past year and a half and I expect it will > >> continue to do so. > >> -- > >> R. Kevin Oberman, Network Engineer > >> E-mail: kob6558@gmail.com > > > > > > > > > > -- > > Sami Halabi > > Information Systems Engineer > > NMS Projects Expert > > FreeBSD SysAdmin Expert > > > > > > -- > R. Kevin Oberman, Network Engineer > E-mail: kob6558@gmail.com > -- Sami Halabi Information Systems Engineer NMS Projects Expert FreeBSD SysAdmin Expert
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