Re: One Misconception about lab

From: <Charles.Henson_at_regions.com>
Date: Wed, 22 Jul 2009 19:42:25 -0500

#do sho run int sX/X

blah
blah
blah

#int sX/X
shut
encap ppp
encap frame
 <paste> blah blah blah
no frame inv
no arp fram
no shut

The only thing that you are forced to reload for is memory allocations in
the switch I thought. Am I missing something?

Charles

                                                                                                                                 
  From: Persio Pucci <persio_at_gmail.com>
                                                                                                                                 
  To: Cisco certification <ccielab_at_groupstudy.com>
                                                                                                                                 
  Date: 07/22/2009 19:38
                                                                                                                                 
  Subject: Re: One Misconception about lab
                                                                                                                                 

That is absolutely correct! If you forget to "no frame-relay inverse-arp"
before unshutting the interface and the timing is wrong... there is no way
out of it, so here is an advice: if it happens to you, reload early (and
not
after you are all done) :)

On Wed, Jul 22, 2009 at 7:12 PM, Gary Duncanson <
gary.duncanson_at_googlemail.com> wrote:

> You often have to reload with frame. It sucks. But I know what you mean
> Omkar.
>
> Regards
> Gary
> ----- Original Message -----
> From: Omkar Tambalkar
> To: Gary Duncanson
> Cc: Darby Weaver ; ccielab_at_groupstudy.com
> Sent: Wednesday, July 22, 2009 11:04 PM
> Subject: Re: One Misconception about lab
>
>
> Yes, it depends. In my lab I had to reboot the routers involved in Frame
> Relay configs to make the Frame Relay work correctly but after I finished
> the
> lab, I barely had time to finish the verification so I did not reload
them
> before leaving,
>
> Cheers,
> Omkar Tambalkar
> CCIE #24892
>
>
> On Wed, Jul 22, 2009 at 1:29 PM, Gary Duncanson
> <gary.duncanson_at_googlemail.com> wrote:
>
> To be honest..in the field
>
> It depends on what is dependant on the router. If you are doing a
minor
> BGP advertisement then I would go soft, particularly if you have multiple
> peerings.
>
> If your box is involved in real time FX trades. Leave well alone in
> terms
> of reboots.
>
> But other than that, do some recon prior to the change and plan to do
it
> if acceptable. Just make sure you let the NOC know in advance when the
> alerts
> go off.
>
> As for the CCIE lab itself. Yes reload of course. If it cant survive
> that
> something is wrong and you better go fix it.
> ----- Original Message ----- From: "Darby Weaver" <
> ccie.weaver_at_gmail.com>
> To: "Joe Astorino" <jastorino_at_ipexpert.com>
> Cc: "Alex H. Ryu" <r.hyunseog_at_ieee.org>; "lalit gupta"
> <lalit.tech_at_gmail.com>; "Cisco certification" <ccielab_at_groupstudy.com>
> Sent: Wednesday, July 22, 2009 7:48 PM
>
> Subject: Re: One Misconception about lab
>
>
>
> I apply a lot of configuration on production gear as do many of us.
>
> hmm...
>
> How many times do we really have to reboot our gear?
>
> It's makes us feel better but unless there is an issue...
>
> Now I do know people that consider "rebooting" a crucial part of
their
> own
> troubleshooting efforts... Kinda goes like this...
>
> "Well I rebooted it 3 times and it still doesn't work..."
>
> Of course that is none of us here.
>
> The question you should really be asking yourself is what are you
> trying
> to
> accomplish by rebooting?
>
> Is it an issue with OSPF DR election or what if you are restricted
> from
> modifying the router-id for example...
>
> What are you expecting to change?
>
> I'll agree a config ought to survive a reboot. No argument there.
>
> But the idea of whether or not proctors will reboot the routers has
> long
> since been answered and the "official" answer is "No, they do not" -
> per
> various presentations by the proctors themselves.
>
> Anyone else is guessing or creating more urban legends.
>
> Always better to be safe than sorry of course, but hey it's your
lunch
> do
> what you feel comfortable with.
>
> Ever heard people say the proctor must have been playing with a
> person's
> rack over lunch...?
>
> I wonder if they rebooted too?
>
> Hey everyone saves right?
>
>
>
>
> On Wed, Jul 22, 2009 at 2:30 PM, Joe Astorino
> <jastorino_at_ipexpert.com>wrote:
>
>
> Agreed with Alex and Persio!
>
> 2009/7/22 Alex H. Ryu <r.hyunseog_at_ieee.org>
>
> > It is just the matter with "just in case".
> > Can you tolerate the chance to blow up when Proctor reload the
> routers,
> > and configuration isn't working ?
> > That's up to you.
> > If I were you, I will try to reload the routers, and test it
> again.
> > It really depends on each proctor's preference.
> > Some may do reload before grading.
> > Some may not.
> >
> > If you have strong confidence, you can go ahead.
> >
> > But in real life, I saw some consultant tested the router >
> configuration,
> > and didn't save the configuration before their departure.
> > As a result, customer called in after power outage to blame on
us
> for
> > not having "default" route programmed in their CPE.
> >
> > If you trust your configuration without final reload and test,
> then
> it
> > turns out that proctor reload it and it fails.
> > It is your risk.
> > But don't recommend it to everybody as "must".
> >
> > Technically you don't have to test anything after you program
your
> > routers from the lab.
> > Then why do you test every scenario/questions after you program
> it?
> > Same thing goes to "reload/test".
> > It is one more thorough test for your job.
> >
> > Alex
> >
> >
> > lalit gupta wrote:
> > > Hi Guys,
> > >
> > > I recently got to know from one of the proctor that they
really
> dont
> > reload
> > > the router before grading, so he said if someone teaches or
> suggests
> you
> > to
> > > do it in lab before leaving or in the middle of exam to make
> sure
> things
> > are
> > > working etc etc etc....
> > >
> > > dont do it.
> > >
> > > if required yes pls do it but as a rumor proctor does it
before
> >
> > grading
> > is
> > > complete crap.. so dont waste time.
> > >
> > > HTH
> > > lalit
> > >
> > >
> > > Blogs and organic groups at http://www.ccie.net
> > >
> > >
> _______________________________________________________________________
> > > Subscription information may be found at:
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> >
> >
> > Blogs and organic groups at http://www.ccie.net
> >
> >
> _______________________________________________________________________
> > Subscription information may be found at:
> > http://www.groupstudy.com/list/CCIELab.html
> >
> >
> >
> >
> >
> >
> >
> >
>
>
> --
> Regards,
>
> Joe Astorino - CCIE #24347 R&S
> Technical Instructor - IPexpert, Inc.
> Cell: +1.586.212.6107
> Fax: +1.810.454.0130
> Mailto: jastorino_at_ipexpert.com
>
>
> Blogs and organic groups at http://www.ccie.net
>
>
> _____________________________________________________________________
> __
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>
>
>
> Blogs and organic groups at http://www.ccie.net
>
>
> _______________________________________________________________________
> Subscription information may be found at:
> http://www.groupstudy.com/list/CCIELab.html
>
>
>
> Blogs and organic groups at http://www.ccie.net
>
>
Received on Wed Jul 22 2009 - 19:42:25 ART

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