Telecom

[gahn]

sorry...:) i should use "reply all".



--- Aaron Gibson <agibson at confabulator.net> wrote:

> gahn wrote:
> > juniper just uses hardened freebsd kernel for its
> os
> > to run all of other processes such as routing,
> snmp,
> > monitoring the chansises.. etc. those individula
> > processes/daemons are totally writen by juniper
> gurus
> > and has nothing to do with freebsd development.
> that
> > is why the routing engine uses intel cpu, which
> has
> > volume sale and easy to be upgraded.
> > 
> > what makes juniper routers prefered choice for
> telecom
> > is its stablity. cisco line cards can boast the
> > similar performance like juniper asic based packet
> > processing/forwarding engine. in fact, every
> vendor
> > uses asic for their product (performance). but
> cisco
> > old ios just can't provide the stablity that of
> junos.
> > ios-xr might be since it is totally rewriten.
> > 
> > just use freebsd for routing platefom wont give
> you
> > anything near the stablity that juniper routers
> > provide; unles you are genius and writing your own
> > routing software on the top of freebsd kernel.
> > 
> > 
> > --- Aaron Gibson <agibson at confabulator.net> wrote:
> > 
> >> root at rithy4u.net wrote:
> >>> Dear All,
> >>>
> >>> Can we use FreeBSD in Telecom industry? If I
> want
> >> to build an Internet 
> >>> Backbone which connect across country in asia.
> Is
> >> it suitable? How is 
> >>> its stability of routing compare to Cisco?
> >>>
> >>> Rgds
> >>>
> >>> _______________________________________________
> >>> freebsd-questions at freebsd.org mailing list
> >>>
> >
>
http://lists.freebsd.org/mailman/listinfo/freebsd-questions
> >>> To unsubscribe, send any mail to 
> >>> "freebsd-questions-unsubscribe at freebsd.org"
> >>>
> >> juniper routers do exactly this (freebsd for
> network
> >> routing protocols, 
> >> asics for hardware forwarding). Not sure how they
> >> compare to Ci$co (I'm 
> >> assuming cost is driving factor for evaluating
> >> freebsd as a routing 
> >> platform).
> >>
> >> freebsd can do bgp/ospf/etc with software such
> as:
> >> quagga or zebra, or 
> >> the newer xorp.
> >>
> >> some people have used freebsd as a routing
> platform
> >> for large networks, 
> >> see occaid.org (their network was built with
> >> freebsd/quagga and ip-ip 
> >> tunnels, although they did have some juniper m5s)
> >>
> >> what you will probably find is that routing in
> >> software may not offer 
> >> the performance required for a backbone network.
> >> This is of course 
> >> dependent on your needs, and some people (occaid)
> >> have achieved 
> >> line-rate (small packets) ip forwarding with
> intel
> >> pro 1000 cards and 
> >> some patches to enable fastforwarding for ipv6 in
> >> freebsd.
> >>
> >> hope this is of some help. I can't give any
> numbers
> >> with regard to 
> >> stability -- quagga/zebra did have some issues as
> I
> >> recall.
> >>
> >> for large amounts of traffic it may help to
> enable
> >> device driver polling 
> >> to reduce interrupt overhead.
> >>
> >> --Aaron
> >> _______________________________________________
> >> freebsd-questions at freebsd.org mailing list
> >>
> >
>
http://lists.freebsd.org/mailman/listinfo/freebsd-questions
> >> To unsubscribe, send any mail to
> >> "freebsd-questions-unsubscribe at freebsd.org"
> >>
> > 
> > 
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> 
> correct, I should have said that JunOS was based off
> of FreeBSD (I may 
> have implied they used GENERIC FreeBSD).
> 
> I attend UIUC.edu, and a student organization I'm
> involved with has a 
> couple of FPGA development boards that might be
> interesting to try and 
> do IP forwarding on. I guess as the cost of FPGAs
> drop it might become 
> possible to compete with ASIC-based routers? I think
> these FPGA boards 
> were ~$400.
> 
> by the way, I screwed up replying to the original
> thread so I replied 
> only to you (I fixed this). Your reply therefore
> appears to be directed 
> to me only. Please send your reply to the mailing
> list (also possible it 
> hasn't showed up yet).
> 
> Thanks!
> 
> --Aaron
> 


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