CDP is also used for network discovery in Cisco Works 2000.
Paul
----- Original Message -----
From: ""Tony van Ree"" <[EMAIL PROTECTED]>
Newsgroups: groupstudy.cisco
Sent: Thursday, December 14, 2000 11:55 PM
Subject: RE: What can CDP offer ?
> Hi,
>
> You must have CDP enabled on your routers and also on the ports/interfaces
you want it to work over.
>
> router#(config)cdp run
> router#(config-if)cdp enable
>
> I think it is (my memory is fadin' fast)
>
> Teunis,
> Hobart, Tasmaina
> Australia
>
>
>
> On Thursday, December 14, 2000 at 09:13:32 PM, Pierre-Alex wrote:
>
> > I have 2 routers. They are connected back to back via serial port. The
> > routers Ethernet ports are connected to a switch. When I use show cdp
nei on
> > any of the router, I only see information about the switch. Why is it
so?
> >
> > -----Original Message-----
> > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On Behalf Of
> > Tony van Ree
> > Sent: Wednesday, December 13, 2000 3:41 PM
> > To: CCIE TB; [EMAIL PROTECTED]
> > Subject: Re: What can CDP offer ?
> >
> >
> > Hi Adia,
> >
> > I have found that CDP allows a bundle of good things. Below are some
> > examples,
> >
> > A couple of switches on different LAN's the client tells me are
configured
> > correctly on each LAN with the correct SNMP community name cannot be
> > discovered using SNMP and he cannot Telnet to them. I am the supplier
of
> > the routers.
> >
> > I perform a "sh cdp nei det" and in an instant can tell my client what
he
> > has done is configured the switches on a bench in his office. Put them
into
> > the car and delivered each switch to the wrong building and therefore
the
> > switches are configured for a different LAN.
> >
> > On an FDDI link a major client can see the services on the ring but
cannot
> > get data from point A to B. A quick glipmse "sh cdp nei det" once again
> > reveals the two routers in question have an IP address mixup. In this
case
> > both the same IP address. Looking through the ARP table would confirm
this
> > but the there were several hundred entries there.
> >
> > I wanted to know if I had exactly matched my drawing for a switched
network
> > having some 50 2900XL switches going into a 5500. I also needed to
document
> > serial no.s etc. "sh cdp nei" gave me where the switches were. It was
a
> > simple matter antering the data into the 5500 so this was in a sense
self
> > documenting. A cut and paste of the details gave me the resto of my
doco.
> >
> > When IP, AppleTalk and/or IPX fails CDP might still be there and show
> > config issues.
> >
> > CDP is very handy.
> >
> > Teunis,
> > Hobart, Tasmania
> > Australia
> >
> >
> > On Tuesday, December 12, 2000 at 11:25:44 PM, CCIE TB wrote:
> >
> > > Hi group members,
> > >
> > > I'm just wondering...if you can access a router by telneting to it,
you
> > can
> > > get most of the information that you will get through CDP. Then what
is
> > the
> > > benefit of CDP?
> > >
> > > Thanks to all
> > >
> > > Adia
>
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