Re: OER/PfR at lab exam?

Thank you Brian!

On Thu, Apr 12, 2012 at 7:01 AM, <jazzsunn_at_gmail.com> wrote:

> Awesome!
> Sent via BlackBerry
>
> -----Original Message-----
> From: Brian Dennis <bdennis_at_ine.com>
> Sender: nobody_at_groupstudy.com
> Date: Thu, 12 Apr 2012 17:10:13
> To: Joe Sanchez<marco207p_at_gmail.com>
> Reply-To: Brian Dennis <bdennis_at_ine.com>
> Cc: ccielab_at_groupstudy.com<ccielab_at_groupstudy.com>
> Subject: Re: OER/PfR at lab exam?
>
> I would be more than happy to do an online presentation covering PfR.
> I'm flying to NYC from Dubai tonight for a private CCIE bootcamp next
> week and then I have a public bootcamp in Washington DC after that so
> next weekend I'll be available. So if you all can be flexible we can
> try for next weekend. We can use our new streaming solution so that
> it's all recorded in a format that everyone can download and view for
> the people who can't attend.
>
> --
> Brian Dennis, CCIEx5 #2210 (R&S/ISP-Dial/Security/SP/Voice)
> bdennis_at_ine.com
>
> Internetwork Expert, Inc.
> http://www.INE.com
>
>
> On 04/12/2012 03:35 AM, Joe Sanchez wrote:
> > How about this.... Someone (expert) on the subject of OER put together a
> webex and let it roll.. I'm willing to sacrifice a Saturday and a little $
> to get it rolling.
> >
> > It seems a lot of people are lacking confidence in the OER realm,
> including me... So what do you say?
> >
> > Regards,
> > Joe Sanchez
> >
> > On Apr 11, 2012, at 4:13 PM, Imran Ali<immrccie_at_gmail.com> wrote:
> >
> >> Brian ,
> >>
> >> A blog containing the link will be appreciated by all. However if you
> >> want to unicast when master piece get ready , please include me in cc.
> >>
> >> On Wed, Apr 11, 2012 at 12:35 PM, Brian Dennis<bdennis_at_ine.com> wrote:
> >>
> >>> Since PfR/OER is relatively new to the lab exam it's not covered as
> much
> >>> as a topic like OSPF, MPLS VPNs, etc in most products. That being
> said I
> >>> currently spend at least one full day covering it in my 10 Day R&S
> >>> bootcamps and I cover it in-depth as getting 5 or 6 points on it in
> the lab
> >>> exam can be the difference between passing or failing. I start from
> the
> >>> basics (i.e. load balancing, PfR static& BGP route manipulation, etc
> ) and
> >>> work into the more advanced configurations (i.e. link groups, fast
> mode,
> >>> jitter probes, delay, PBR based upon DSCP, using PfR for sink holing
> >>> traffic, etc).
> >>>
> >>> To be honest there are a ton of strange, for lack of a better term,
> quirks
> >>> with PfR that can cause trouble when someone is just starting out
> learning
> >>> PfR. So although it may seem like a good idea for me to just throwing
> you
> >>> the labs from my bootcamp, that isn't going to be what you really need
> to
> >>> truly understand it. It would be like saying to me "Hey Brian I want
> to
> >>> learn MPLS VPNs" and I say "Here are a couple labs. Good luck!". Think
> >>> that will work? No.
> >>>
> >>> Here is just a few example of quirks with PfR: An access-list used
> with a
> >>> learn list can not match IP addresses but an access-list with a oer-map
> >>> should match IP addresses. When using fast mode with a learn list you
> need
> >>> to use a prefix list when also matching with an access-list. Or how to
> >>> configure PfR to do PBR unconditionally without any OOP condition, etc,
> >>> etc, etc.
> >>>
> >>> As I mentioned there are a lot of pitfalls with learning PfR due to the
> >>> fact it's a newer technology and went through a lot of changes in IOS
> >>> 12.4T. PfR is an awesome technology and I personally love it but it
> can be
> >>> complicated to learn for anyone starting out. I would venture to say
> that
> >>> is it one of the most complicated of any technology currently covered
> in
> >>> the lab exam. The documentation is 33% bigger than the OSPF
> documentation
> >>> and it's only getting larger with QoS being added and PfR domains in
> future
> >>> releases.
> >>>
> >>> I started a blog series on it (http://goo.gl/yH0ip) but have since
> >>> decided to just write a whole document covering PfR as the topic is
> just
> >>> too big to cover in a few blog posts. I currently have over 100 pages
> and
> >>> I'm hoping to release it around the end of the month. If anyone would
> like
> >>> a copy, free of charge of course, just let me know.
> >>>
> >>> Lastly if anyone wants to come see me cover PfR in person free of
> charge
> >>> just contact INE sales and ask to audit one day of my bootcamp. It's
> >>> normally covered on the 8th day of my bootcamp. I'm in Dubai this
> week and
> >>> covered PfR yesterday and have a private bootcamp next week but after
> that
> >>> I'm teaching in Washington, DC and Seattle next so feel free to stop
> by.
> >>>
> >>> --
> >>> Brian Dennis, CCIEx5 #2210 (R&S/ISP-Dial/Security/SP/**Voice)
> >>> bdennis_at_ine.com
> >>>
> >>> Internetwork Expert, Inc.
> >>> http://www.INE.com
> >>>
> >>>
> >>> On 04/11/2012 02:35 AM, Ivan Hrvatska wrote:
> >>>
> >>>> Hi,
> >>>>
> >>>> I just purchased ciscopress ccie r&s exam cert guide 4th edition,
> >>>> since I had 3rd in which there was nothing about OER and PfR. I must
> >>>> say that the quality of that subject in new edition of the book is
> >>>> really poor. One config example without any explanations and without
> >>>> any topology diagrams. Nothing that can help someone to understand the
> >>>> topic.
> >>>> So, my question is how deep this subject goes in potential task at
> >>>> exam? How much time should I spend on it since it can be very complex
> >>>> feature? The book says:
> >>>> "As you will see as you explore PfR more deeply, it is remarkably
> >>>> powerful. As you would expect, it also has many configuration options.
> >>>> For the CCIE R&S qualifying exam, you should understand the concepts
> >>>> of PfR and how it operates and its core functionality."
> >>>>
> >>>> Thanks.
> >>>>
> >>>>
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Received on Thu Apr 12 2012 - 07:29:14 ART