Re: Cisco One Article

I still think things will fall back on traditional protocols. What happens
when there is a failure on controller? The practices taken to to
traffic prioritization, path modification, dynamic discovery won't
evaporate. You can't ignore the potential and yes a network engineer's role
will change but it cout have a positive spin...

On Wed, Jun 13, 2012 at 10:16 PM, sameer khan <khanzadap_at_hotmail.com> wrote:

> It seems cisco is jumping the bandwagon of SDN. But What the future hold
> for
> CCIE candidates ? Is it time to think about moving to software side ?
>
>
>
> Thanks
>
>
> > Date: Wed, 13 Jun 2012 21:40:49 -0700
> > From: bdennis_at_ine.com
> > To: ccielab_at_groupstudy.com
> > Subject: Re: Cisco One Article
> >
> > Quote: "Cisco also unveiled proof-of-concept controller software and
> > proof-of-concept OpenFlow v1.0 agent for its Catalyst 3750-X and 3560-X
> > switches for SDN research"
> >
> > But who uses 3750 and 3560's as a data center switch? They should have
> > started with something from the Nexus line. I guess it's at least a
> start.
> >
> > --
> > Brian Dennis, CCIEx5 #2210 (R&S/ISP-Dial/Security/SP/Voice)
> > bdennis_at_ine.com
> >
> > Internetwork Expert, Inc.
> > http://www.INE.com
> >
> > On 06/13/2012 12:24 PM, Tony Singh wrote:
> > >
> http://www.networkworld.com/news/2012/061312-cisco-sdn-260138.html?hpg1=bn
> > >
> > > Some interesting ideas inc vxlan and software defined 3750x and 3560x
> for
> r&d, wish I was there
> > >
> > >
> > > --
> > > BR
> > >
> > > Tony
> > >
> > > Sent from my iPad
> > >
> > > On 2 Jun 2012, at 16:38, WorkerBee<ciscobee_at_gmail.com> wrote:
> > >
> > >> Yes, there are customers in AU/NZ running QFabric in production.
> > >>
> > >>
> > >> On Sat, Jun 2, 2012 at 7:45 PM, Radioactive Frog<pbhatkoti_at_gmail.com>
> wrote:
> > >>> Both vendor still won't support a third party SFP! what a insane.
> > >>> Is there anyone who've deployed Qfabric yet in production?
> > >>>
> > >>> On Sat, Jun 2, 2012 at 7:07 PM, Joseph L. Brunner
> > >>> <joe_at_affirmedsystems.com>wrote:
> > >>>
> > >>>> Ok ok ok - juniper boys settle down - we hear ya -
> > >>>>
> > >>>> Here is a breath of sanity on qfabric I found
> > >>>>
> > >>>> http://www.mentby.com/chris-evans-2/qfabric.html
> > >>>>
> > >>>>
> > >>>>
> > >>>> -----Original Message-----
> > >>>> From: nobody_at_groupstudy.com [mailto:nobody_at_groupstudy.com] On
> Behalf
> Of
> > >>>> Karim Jamali
> > >>>> Sent: Saturday, June 02, 2012 4:39 AM
> > >>>> To: Alexander Halim; Cisco certification
> > >>>> Subject: Re: Article on Juniper QFabric
> > >>>>
> > >>>> Hi Alexander,
> > >>>>
> > >>>> I would say it is a much better architecture for various reasons.
> > >>>>
> > >>>> 1. With Nexus FEX, the N2K act as line cards& all traffic has to be
> sent
> > >>>> to the parent N5K whereas the QFnodes have a routing engine to
> decide
> where
> > >>>> to send the packet.
> > >>>> 2. There is only a single lookup across the whole system. There is a
> > >>>> Fabric Header that is added by the QFnodes to determine which QFnode
> the
> > >>>> packet should be sent to .
> > >>>> 3. The system can scale up to 6,144 10GE ports and still managed as
> a
> > >>>> single switch.
> > >>>> 4. Fully converged I/O in terms of connecting the SAN switches to
> the
> > >>>> QFnodes.
> > >>>>
> > >>>>
> > >>>>
>
> http://juniper.mwnewsroom.com/press-releases/deutsche-boerse-group-selects-ju
> niper-networks-to--nyse-jnpr-0816396
> > >>>>
> > >>>>
>
> http://newsroom.juniper.net/press-releases/bell-canada-selects-juniper-networ
> ks-single-tier--nyse-jnpr-0811293
> > >>>>
> > >>>>
> > >>>> Thank You
> > >>>>
> > >>>> On Sat, Jun 2, 2012 at 10:54 AM, Alexander
> Halim<cisco.alexand_at_gmail.com
> > >>>>> wrote:
> > >>>>
> > >>>>> It seems similar to Nexus FEX but with much higher port density.
> But
> > >>>>> has anyone deployed QFabric in production?
> > >>>>>
> > >>>>> Regards,
> > >>>>> Alexander Lim
> > >>>>>
> > >>>>> On Jun 2, 2012, at 4:48 AM, Sukhjit Hayre
> > >>>>> <sukhjit.hayre_at_googlemail.com>
> > >>>>> wrote:
> > >>>>>
> > >>>>>>
> > >>>>>
> http://m.zimbio.com/Cisco+Systems+Inc./articles/k8ulf-PRjAg/Juniper+QF
> > >>>>> abric+smashed+Cisco+dreams
> > >>>>>>
> > >>>>>> --
> > >>>>>> BR
> > >>>>>>
> > >>>>>> Tony CCNP CCNA R&S JNCIS-SEC MCSE
> > >>>>>>
> > >>>>>> Sent from my iPhone on 3
> > >>>>>>
> > >>>>>>
> > >>>>>> Blogs and organic groups at http://www.ccie.net
> > >>>>>>
> > >>>>>>
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> > >>>>>
> > >>>>>
> > >>>>>
> > >>>>>
> > >>>>>
> > >>>>>
> > >>>>>
> > >>>>
> > >>>>
> > >>>> --
> > >>>> KJ
> > >>>>
> > >>>>
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Received on Wed Jun 13 2012 - 22:23:14 ART