ating 100Gbit transfer rate

Sami Halabi sodynet1 at gmail.com
Sat Jul 14 15:02:56 UTC 2012


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 at gmail.com> wrote:

> On Wed, Jul 11, 2012 at 9:45 PM, Sami Halabi <sodynet1 at 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 at gmail.com>
> wrote:
> >>
> >> On Wed, Jul 11, 2012 at 1:31 PM, Sami Halabi <sodynet1 at 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 at gmail.com
> >
> >
> >
> >
> > --
> > Sami Halabi
> > Information Systems Engineer
> > NMS Projects Expert
> > FreeBSD SysAdmin Expert
> >
>
>
>
> --
> R. Kevin Oberman, Network Engineer
> E-mail: kob6558 at gmail.com
>



-- 
Sami Halabi
Information Systems Engineer
NMS Projects Expert
FreeBSD SysAdmin Expert


More information about the freebsd-net mailing list