Re: Frame-relay IETF vs. Cisco and P2P

From: John Matijevic (matijevi@bellsouth.net)
Date: Fri Oct 10 2003 - 14:59:15 GMT-3


Allen,
Have you tried posting to the Doit forum, that is the forum for the Doit
labs? The team at netmaster is very good in answering any questions you have
on their labs.
Sincerley,
Matijevic
----- Original Message -----
From: "McClure, Allen" <Allen.McClure@Yum.com>
To: "Group Study" <ccielab@groupstudy.com>
Sent: Friday, October 10, 2003 1:44 PM
Subject: Frame-relay IETF vs. Cisco and P2P

> Two questions in one here. Sorry in advance if this is vague, no lab in
> front of me right now.
>
> I'm referring to the NMC DoIT scenario 3 if you have that.
>
> Question 1: What is IETF frame-relay encapsulation required for
> back-to-back frame relay connections. This involves making one router a
> switch, advertising a DLCI via the interface-dlci command, and mapping
> to a non-existant DLCI from one end (switch) to the other end (F/R
> client), which is in turn accepted even though the DLCI is ignored.
> Cisco encapsulation breaks this.
>
> Question 2: Can anyone explain why a p2p sub works in the following
> scenario and why a P2M sub does not? I thought frame-relay was the
> least of my worries, but I sure did get stumped for a while on this.
> Although it makes sense, I'm not sure exactly why you can't use a
> interface-dlci command on the R2,R4 spokes. Only P2M with maps will
> work.
>
> I have both scenarios working, but I'm irritated that I don't fully
> understand why. I'm not clueless on it, but I'll bet some of you could
> make me have a revelation :)
>
> Any clarity is appreciated, as my research isn't turning up much. On
> question 2, the configuration as is on R1 is required.
>
> Thanks in advance for the help :)
>
> Q1
>
> R2 ---(205 502) --- R5
>
> R2
> !
> Frame-relay switching
> !
> interface Serial7/0
> description P2P-SERIAL
> ip address 172.16.25.2 255.255.255.224
> encapsulation frame-relay IETF
> clockrate 64000
> frame-relay map ip 172.16.25.2 205
> frame-relay map ip 172.16.25.5 205 broadcast
> frame-relay interface-dlci 502
> no frame-relay inverse-arp
> frame-relay intf-type dce
>
> R5
> interface Serial6/0
> description P2P-SERIAL
> ip address 172.16.25.5 255.255.255.224
> encapsulation frame-relay IETF
> frame-relay map ip 172.16.25.2 502 broadcast
> frame-relay map ip 172.16.25.5 502
> no frame-relay inverse-arp
>
> Q2
>
> R1 ---(102,104 201,401)--- R2
> --- R4
>
> R1
>
> interface Serial6/0.1 point-to-point
> ip address 172.16.124.1 255.255.255.0
> frame-relay interface-dlci 104
> !
> interface Serial6/0.2 point-to-point
> ip address 172.16.124.2 255.255.255.0
> frame-relay interface-dlci 102
>
> R2
>
> interface Serial6/0
> description FRAME-RELAY
> ip address 172.16.124.5 255.255.255.0
> encapsulation frame-relay
> frame-relay map ip 172.16.124.1 201 broadcast
> frame-relay map ip 172.16.124.4 201
> frame-relay map ip 172.16.124.5 201
> no frame-relay inverse-arp
>
> R4
>
> interface Serial6/0
> description FRAME-RELAY
> ip address 172.16.124.4 255.255.255.0
> encapsulation frame-relay
> frame-relay map ip 172.16.124.1 401 broadcast
> frame-relay map ip 172.16.124.4 401
> frame-relay map ip 172.16.124.5 401
> no frame-relay inverse-arp
>
> Allen G. McClure
> CCNP/CCDP/MCSE
> Yum! Brands, Inc.
> Sr. Network Analyst
> allen.mcclure@yum.com
>
>
>
>
>
> -----Original Message-----
> From: John Smith [mailto:c00per_omers1@yahoo.com]
> Sent: Friday, October 10, 2003 11:45 AM
> To: ccie2be; Group Study
> Cc: Group Study
> Subject: Re: Slightly OT: Hyperterm - Thanks everyone
>
>
> Does anyone have a keyboard mapping file for Securecrt. I keep getting
> nailed on the backspace and delete keys in SecureCRT.
>
> ccie2be <ccie2be@nyc.rr.com> wrote:I want to thank everyone for all
> their great feedback. With all the choices and recommendations I now
> have I'm sure which way I'll go but for now I'll use SecureCRT just to
> get used to it for the exam until my 30 day eval period is over.
>
> Thanks again, dt
>
> ----- Original Message -----
> From:
> To:
> Sent: Friday, October 10, 2003 10:22 AM
> Subject: RE: Slightly OT: Hyperterm
>
>
> > Download TeraTerm. It works great.
> >
> > Mitch
> > CCIE 6011
> >
> > -----Original Message-----
> > From: ccie2be [mailto:ccie2be@nyc.rr.com]
> > Sent: Thursday, October 09, 2003 7:05 PM
> > To: Group Study
> > Subject: Slightly OT: Hyperterm
> >
> >
> > Hi all,
> >
> > Until I started telneting into a rental rack, I never had a problem
> > with Hyperterm. Everything worked fine and as expected.
> >
> > However, I'm now experiencing a few annoying problems. I'm running the
>
> > version of Hyperterm that's included with Windows Me with it's default
> > settings: Terminal type: autodetect; etc
> >
> > Here are the problems:
> >
> > 1) The lines that scroll off the active portion of the window are all
> > garbled so if I have a large config file and I want scroll back
> > towards the beginning
> > of the file to see various settings, I can't.
> >
> > 2) Certain keys that used to work, don't anymore. For example, the up
> > arrow doesn't recall the last commands entered and the left arrow
> > doesn't do anything.
> >
> > I've tried changing some of the settings but most changes made things
> worst.
> > Has anybody ever come across these problems before and know how to
> > correct them? I have 30 days to correct this or figure something else
> > out because that's when my evaluation copy of SecureCrt expires.
> >
> > Thanks dt
> >
> > ***Get your CCIE and a FREE vacation: Shop.GroupStudy.com***
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