From: Scott Morris (swm@emanon.com)
Date: Sat Sep 20 2003 - 19:48:56 GMT-3
Whether something is "missing" or not will depend entirely on the
wording of a scenario. There is no pat answer to ALWAYS do something or
not! (Other than the 'no shut' on the interface!) :)
Scott
-----Original Message-----
From: Peng Zheng [mailto:zpnist@yahoo.com]
Sent: Saturday, September 20, 2003 4:45 PM
To: swm@emanon.com; ccielab@groupstudy.com
Subject: RE: Some questions about ISDN
Thanks.
Actually, I tested them already, but I don't know if I
miss anything.
--- Scott Morris <swm@emanon.com> wrote:
> 1. I don't think there's anything wrong with doing
> this. Personally,
> I've never disabled CDP on lab gear unless
> specifically told to in a
> scenario. The peer neighbor route will depend on
> whether it affects
> anything or not! If you're running OSPF demand
> circuit, I'd say yes, do
> it! Otherwise, do what you want. Does it affect
> anything? Always ask
> yourself that. That will give you the answer.
>
> 2. What is it used for? Why do you need it? When
> do you need it? If
> you aren't going to call, do you care what's
> interesting? Test it out!
>
> 3. If your scenario says to change something from
> the default behavior,
> then perhaps yes. Maybe someone was looking to
> alleviate the host route
> from appearing in that fashion. What does your ospf
> do? Mine show up
> as point to point, and always have as far as I
> remember. But some
> people feel better with specifying it. What does it
> change?
>
> Testing is always the best way to figure the things
> out! Bear in mind
> that the CCIE exam is primarily results oriented
> unless something is
> specifically asked for or told not to use. So add
> the necessary
> configs. It's not about making a list of "always do
> this" sort of
> things.
>
>
> Scott Morris, CCIE4 (R&S/ISP-Dial/Security/Service
> Provider) #4713,
> CISSP, JNCIS, et al.
> IPExpert CCIE Program Manager
> IPExpert Sr. Technical Instructor swm@emanon.com/smorris@ipexpert.net
> http://www.ipexpert.net
>
>
>
> -----Original Message-----
> From: nobody@groupstudy.com
> [mailto:nobody@groupstudy.com] On Behalf Of
> Peng Zheng
> Sent: Saturday, September 20, 2003 1:25 PM
> To: ccielab@groupstudy.com
> Subject: Some questions about ISDN
>
>
> 1) If I should always put "no peer neighbor" and "no
> cdp enable" under the interface if the link is only
> a
> backup, no matter what method is used,
> demand-circuit, dialer-watch and
> backup interface, snapshot or I should only use them
> when demand-circuit
> is configured.
>
>
> 2) Should I always use dialer-group? sometimes, the reqirement is only
> one side will initiate the call. I
> think I don't need this for the other side even if
> the
> other side will callback. And I think it's not
> required on both sides if dialer watch is
> configured.
> If this is correct or not?
>
>
> 3)I see some configure with ip ospf net
> point-to-point
> under the interface. I think it should be default
> if
> I enable ppp encapsulation. Do I need to configure
> this under some situations?
>
>
> Please clarify me on these questions.
>
> Thanks for help.
>
>
>
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This archive was generated by hypermail 2.1.4 : Wed Oct 01 2003 - 07:24:32 GMT-3