From: Joseph Brunner (joe@affirmedsystems.com)
Date: Thu Dec 06 2007 - 17:17:19 ART
For a good idea of how layer 3 switching works in modern cef based switches
Check out this link...
http://www.ciscopress.com/articles/article.asp?p=102093&seqNum=7&rl=1
its an easy but necessary read.
-Joe
-----Original Message-----
From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of Gary
Duncanson
Sent: Thursday, December 06, 2007 2:50 PM
To: Darren Johnson
Cc: ccielab@groupstudy.com
Subject: Re: I know this CCIE who wouldn't know a packet if it hit him in
the ass! ~CCIE Interview Qs~
Would that not be destination MAC known by the L3 switch (switched) as
opposed to unknown (routed)?
Is it not switched instead of bridged ;) What about those damn ASICs? I
have chatted offline with a guru who suspects CEF is the route of the evil
these days (no pun intended) as opposed to the MLS-SE, MLS-RP, MLSP stuff
and he may comment soon.
You know who you are ;)
----- Original Message -----
From: "Darren Johnson" <dazza_johnson@yahoo.co.uk>
To: "'Gary Duncanson'" <gary.duncanson@googlemail.com>; "'Jian Gu'"
<guxiaojian@gmail.com>
Cc: <ccielab@groupstudy.com>
Sent: Thursday, December 06, 2007 7:28 PM
Subject: RE: I know this CCIE who wouldn't know a packet if it hit him in
the ass! ~CCIE Interview Qs~
> IMHO, if the destination MAC is owned by the L3 switch, then it needs to
> be
> routed. If the destination MAC is not owned by the L3 switch, it can
> either
> bridge it (if the device is located on another interface) or drop it (if
> the
> device is located on the same interface the frame was received on).
>
> Dazzler
>
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
> Gary
> Duncanson
> Sent: 06 December 2007 17:51
> To: Jian Gu
> Cc: ccielab@groupstudy.com
> Subject: Re: I know this CCIE who wouldn't know a packet if it hit him in
> the ass! ~CCIE Interview Qs~
>
> Sounds like the route once switch many thing to me from MLS studies..
>
> Gary
> ----- Original Message -----
> From: "Jian Gu" <guxiaojian@gmail.com>
> To: "Sohail Nedaria" <sohail.nedaria@gmail.com>
> Cc: "ccie ccie" <cciefun@gmail.com>; "Narbik Kocharians"
> <narbikk@gmail.com>; "Cisco certification" <ccielab@groupstudy.com>
> Sent: Thursday, December 06, 2007 6:54 AM
> Subject: Re: I know this CCIE who wouldn't know a packet if it hit him in
> the ass! ~CCIE Interview Qs~
>
>
>> Sure, here is one I like,
>>
>> How does a L3 switch router know when to L2 switch an incoming frame and
>> when to L3 switch an incoming frame?
>>
>> On Dec 5, 2007 10:00 PM, Sohail Nedaria <sohail.nedaria@gmail.com> wrote:
>>
>>> Hi Guys
>>>
>>> Can you guys provide me CCIE Interview questions so i can
>>> also prepare my self well before i take on any interview.
>>>
>>> Thanks
>>> Suhail
>>> CCIE#19337
>>>
>>>
>>> On 12/6/07, ccie ccie <cciefun@gmail.com> wrote:
>>> >
>>> > Hi,
>>> >
>>> > I am going off bit, but like to share something with you.
>>> >
>>> > I gave lots of interview include CISCO, Google, Yahoo......no end & i
>>> gave
>>> > with out any interest to join but to test myself :). I gave interview
>>> for
>>> > small to big organization & i found you can't impress the interviewer
>>> only
>>> > by your techniqual knowledge.
>>> >
>>> > Thing to impress them as per my understanding are as.
>>> >
>>> > 1. Good Techniqual Approach
>>> > 2. If you dont know say you dont know this time, but you will learn &
>>> find
>>> > the answer.
>>> > 3. Good troubleshooting approach (In network always answer withh
>>> refrance
>>> > to
>>> > OSI layer)
>>> > 4. Listen interviewer carefully take own time to think & answer
>>> > 5. Never underestimate interviewer who knows what the other side
>>> > person
>>> > is.
>>> > 6. Respect interviwer & appreciate him for some good question.
>>> > 7. Before go to the interview do your study about the oganization.
>>> > 8. Last be not least. Give an impression that you respect the
>>> organization
>>> > lot, you will love to work for them, you will give longer association
>>> > &
>>> > your
>>> > placement in organization will contributing lot to generate revenue.
>>> >
>>> > Dont forget final interview is always by the management people.
>>> >
>>> >
>>> > Regards,
>>> > Mike
>>> >
>>> >
>>> >
>>> > On 12/6/07, Narbik Kocharians <narbikk@gmail.com> wrote:
>>> > >
>>> > > Darth, Are you a CCIE? I don't see your number. But what would you
>>> hate
>>> > to
>>> > > be asked in the interview? that's the question i would ask.
>>> > > I would ask him/her what are your weak points and what are your
>>> > > strong
>>> > > points. Go from there.
>>> > > Talk to him/her about some of the problems that your firm had and
>>> > > see
>>> > > what the person responds, but don't expect the poor CCIE to solve it
>>> for
>>> > > you
>>> > > in a second. But he/she should have an idea as to where to look,
>>> > > from
>>> > that
>>> > > you should know the depth of his/her knowledge.
>>> > > If you or the interviewer is experienced enough, the second this
>>> person
>>> > > opens his/her mouth, you should know the depth of his knowledge.
>>> > >
>>> > > But once again, CCIEs are not gods, they can have a bad day as well.
>>> > > I
>>> > > personally like to focus on the person's attitude and personality,
>>> > > obviously
>>> > > he/she got the CCIE cert, which means that the person either knows
>>> > > or
>>> > knew
>>> > > the stuff and can easily pick up the info.
>>> > >
>>> > >
>>> > > My 2 Cent.
>>> > >
>>> > > On 12/5/07, darth router <darklordrouter@gmail.com> wrote:
>>> > > >
>>> > > > Ok guys,
>>> > > >
>>> > > > there was a thread a while back talking about dumbass CCIE's. As I
>>> > > prefer
>>> > > > not to be the dumbest CCIE on the planet, help me out with
>>> > > > questions
>>> > > that
>>> > > > you might ask a CCIE candidate in an interview. I have had some
>>> brutal
>>> > > > interviews since I became IE. Honestly the questions seem a bit
>>> basic
>>> > so
>>> > > > far, but I have had some really in depth questions about
>>> > spanning-tree,
>>> > > > troubleshootin real world EIGRP scenarios, etc.. that really
>>> > > > caught
>>> me
>>> > > off
>>> > > > guard. It's not that I could not have solved these issues, had I
>>> been
>>> > > > there
>>> > > > logged into the routers, its explaining things we take for granted
>>> can
>>> > > be
>>> > > > tough, especially in interviews. It seems like a lot of
>>> > > > people are amazed that a CCIE couldn't answer this or that
>>> > > > question.
>>> > > > Personally, I am trying to come up with a knowledge maintanance
>>> plan,
>>> > > > like reading a chapter in the exam cert guide every week. The
>>> > > > tasks
>>> I
>>> > > > do not do on a daily basis fade quickly.
>>> > > >
>>> > > >
>>> > > > I have of late been going way back to basics, reading up on TCP/IP
>>> > > flows,
>>> > > > Ethernet, ARP, looking at packet sniffing traces, etc.. Someone
>>> > > > made
>>> > > > mention
>>> > > > of the CAM table populating entries, so I read up on that too.
>>> > > >
>>> > > > I certainly don't know everything, but I would love to. Care to
>>> > > > give
>>> > me
>>> > > > some
>>> > > > example questions you might ask a CCIE in an interview, or
>>> > technologies
>>> > > > you
>>> > > > would expect to have him/her to have down pat?
>>> > > >
>>> > > > DR
>>> > > >
>>> > > >
>>> >
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