Re: Gateway of last resort ?

2001-01-29 Thread Jaeheon Yoo
Hi, Howard. I just want to know what you mean by "subscribers only". Does that mean you're running your own mailing list or something like that? It seems to me it's just portion of what you've published on that list before. Or from CertificationZone, maybe. Well, I'm just curious about what miss

Re: ccnp voice certification

2001-01-29 Thread Jaeheon Yoo
Hi, How about this one? http://www.amazon.com/exec/obidos/ASIN/1578701961/qid%3D980801700/107-4508504-6673344 This is highly recommended by Priscilla as one of the technical reviewers of this book. Unfortunately I've never read it. But I'm planning to when I'm done with my CCNP. Regards, Jaeh

Re: Cisco Pro vs 2501

2001-01-29 Thread Jaeheon Yoo
Hi, Mark Before you upgrade your CPA to 2500 series(it will take you two steps), you have to make sure that it should meet the memory requirement of a new IOS, because some of that model have only 4MB Flash memory in it. Well, that's the case for my own CPA 2501. http://www.cisco.com/univercd/cc

Re: EIGRP Metrics

2001-01-31 Thread Jaeheon Yoo
Hi, Richard I guess what you are missing is in the confusion between FD and RD. Feasible Distance: The current best distance (metric) to a destination. In other words, the metric through the successor. Reported Distance: The distance from the successor to the destination network These definiti

Re: VLANS and DHCP

2001-03-02 Thread Jaeheon Yoo
Hi, One more trivial thing: When you decide to deploy more than two DHCP servers for redundancy, it is necessary to divide each total IP pool allocated to that subnet or scope appropriately. DHCP servers don't communicate with each other, so if you don't take that into account, the chances of over

Re: Cisco IOS security flaw

2001-03-05 Thread Jaeheon Yoo
Hi, What about telnet session to a cisco router? And BGP peering also, those two are what ocurred to me at the moment. Regards, Jaeheon On 5 Mar 2001 12:33:13 -0500, [EMAIL PROTECTED] ("Watson, Rick, CTR, OUSDC") wrote: >As you all may have heard about the warning from Cisco concerning a flaw

Re: Passed CIT

2001-03-16 Thread Jaeheon Yoo
Hi, Taiwo Congratulations!!! ^^ I myself passed the last exam of "CCNP journey" a few days ago. It was tough as some people said. Chappell's CIT book and Priscilla's flash card were two most important sources for the study as Taiwo suggested. (http://www.priscilla.com/cit/toc.html) Thanks, Priscil

Re: Help about BGP regular expression

2000-12-04 Thread Jaeheon Yoo
Hi, I quite agree with vtam, >From p.376 of "Internet Routing Architectures" Sec. Edition, ip as-path access-list 4 permit ^1 ?[0-9]*$ This has some side effects, which allow as-paths such as 109, 110, 120 like vtam has pointed out, in addition to "all the AS paths that start with 1 and tha

Re: BGP Regexp and filter question

2000-12-06 Thread Jaeheon Yoo
Hi, In my humble opinion, how about this one? Let me suppose your provider's AS number is 1: ip as-path access-list 4 permit ^1 [0-9]+$ ip as-path access-list 4 permit ^1$ You can also check threads "Help about BGP regular expression". and "Internet Routing Architecture" pp. 370~378 On 6 Dec

What cisco router platforms are usually deployed for BGP full routes(ie, 75000) ?

2000-12-07 Thread Jaeheon Yoo
Hi, while I'm reading Halabi's book, I'm getting curious. Please let me know what cisco router platforms are usually deployed for BGP full routes? In addition to that, what are platforms for partial routes and for default routes only? Thanks in advance. _ FAQ,

Re: ospf process id / AS??

2000-12-17 Thread Jaeheon Yoo
I think that's where BGP fits in. IGRP, RIP, EIGRP, OSPF and IS-IS are all Interior Gateway Protocols(IGPs), and BGP is a Exterior Gateway Protocol(EGPs) So in BGP Autonomous Numbers are actually used. for example; router bgp 3 <--- 3 means autonomous number one cent after reading Halabi's boo

On RFC2328 - OSPF 2

2000-12-24 Thread Jaeheon Yoo
Hi, Merry Christmas and Happy New Year to All! I'm reading RFC 2328, fortunately most part of it is understandable for me. But "16. Calculation of the routing table" part is extremely hard to follow. Although Jeff Doyle's explanation of Dijkstra's algorithm sounds easy and interesting, why is i

Re: OSPF summary problem!

2000-12-29 Thread Jaeheon Yoo
Hi, Mohamed. This is just my humble opion in line. On 29 Dec 2000 14:40:11 -0500, [EMAIL PROTECTED] (Mohamed Heeba) wrote: >i was trying the Fatkid 501 redistribution lab when i got this problem > >the lab is 5 routers , 3 of them (R1,R2,R3) are in area 0 over Frame relay >with a subnet of 28

Frame Relay - can't get the clear picture of it yet!

2001-01-02 Thread Jaeheon Yoo
o my lack of field experience. So I always try to read widely, which is the only way I can do now. Please correct my ignorance. Thanks in advance. Jaeheon Yoo _ FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]

Re: Frame Relay - can't get the clear picture of it yet!

2001-01-02 Thread Jaeheon Yoo
Hi, I have revised it myself through some more research. - Original Message - From: "Jaeheon Yoo" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Tuesday, January 02, 2001 6:38 AM Subject: Frame Relay - can't get the clear picture of it yet! > >

Re: ccie qualification exam cleared

2001-01-04 Thread Jaeheon Yoo
Congratulations! You must be well prepared. Let me share with you how you prepared for it. And good luck to your upcoming lab test. Regards Jaeheon - Original Message - From: "Dar" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Thursday, January 04, 2001 9:00 PM Subject: ccie qua

Re: How to check IDB?

2001-01-06 Thread Jaeheon Yoo
routers or AS5800 access servers. Hope this helps, And my router(11.2 enterprise) doesn't accept "sh idb". What IOS version does support it? Jaeheon Yoo - Original Message ---

Re: OSPF/ DR & BDR election

2001-01-06 Thread Jaeheon Yoo
Hi, Fowler. I believe when you said "unplugged the Ethernet connection between the two", what you really did seems to me that you unplugged Router A from a hub or switch. That means the Ethernet interface of Router A is DOWN in state, while the counterpart of Router B is still UP and BDR in the b

Re: IS-IS routing domain to look at

2001-01-06 Thread Jaeheon Yoo
Hi, Chuck How nice of you! I wanted to do some labs based on Jeff's book. But I failed to get access to your lab. After some thoughts on how many connections it can afford, I decided to back off because it's like a lottery for at least hundreads of souls to compete for only 5 or so connections.(

Re: Another CCNP joins the ranks!

2001-01-06 Thread Jaeheon Yoo
Congratulations! Murphy Now on to CCDP or CCIE written? For now, why don't you get some rest, I believe you deserve it!! Regards, Jaeheon On 7 Jan 2001 01:23:58 -0500, [EMAIL PROTECTED] ("G.E. Murphy") wrote: >Passed CIT today with a 759 at about 2:40 pm central time, to become >CCNP.. > >Lo

Re: New router LSA created after full adjacency?

2001-01-09 Thread Jaeheon Yoo
Hi, Scott. To monitor ospf adjancency or something like that, we usually have two routers connected to each other via Ethernet interfaces in a normal lab environment. In this case, before adjacency is built, old router LSA lists the Ethenet interface's network as Link Type 3 - "connection to a st

Re: access-list ?

2001-01-09 Thread Jaeheon Yoo
Hi, Tony I think it will permit only default routes. Regards Jaeheon On 9 Jan 2001 19:38:00 -0500, [EMAIL PROTECTED] ("Tony van Ree") wrote: >Hi, > >I don't think it does much. > >I think it will permit all. > >Teunis >Hobart, Tasmania >Australia > >On Tuesday, January 09, 2001 at 02:52:09

Re: access-list ?

2001-01-10 Thread Jaeheon Yoo
watch word wrap Hope this helps, Regards Jaeheon On 10 Jan 2001 05:10:03 -0500, [EMAIL PROTECTED] (suaveguru) wrote: >I also think it will permit all because in access-list >we use wild card bits and 0.0.0.0 simply means >255.255.255.255 which literally means permit all > >hope i

Re: cisco & muscles

2001-01-10 Thread Jaeheon Yoo
Well, I'd better be contented with my 3 2501 routers in my home lab until I get muscular and hairy enough to handle those monsters what is called "7000" On 10 Jan 2001 07:50:55 -0500, [EMAIL PROTECTED] ("Howard C. Berkowitz") wrote: >>No, and I don't have square hair either. &;-) >> >>Priscilla

Re: access-list ?

2001-01-10 Thread Jaeheon Yoo
gt;Australia > > >On Wednesday, January 10, 2001 at 01:02:18 AM, suaveguru wrote: > >> I also think it will permit all because in access-list >> we use wild card bits and 0.0.0.0 simply means >> 255.255.255.255 which literally means permit all >> >> hope it help

RFC 1771 - Update message NRI

2001-01-10 Thread Jaeheon Yoo
Hi, all Now I'm reviewing BGP 4 for the upcoming BSCN test. I'm getting nervous about it. In p.17 of RFC1771, what does "one route" mean? What's the difference between one route and one destination? Or should "route" be replaced with "path" as is used in BSCN book? An UPDATE message can adv

Re: CCIE written, 2nd try

2001-01-10 Thread Jaeheon Yoo
Good luck! You can do it! Jaeheon On 10 Jan 2001 22:56:53 -0500, [EMAIL PROTECTED] (Jim Healis) wrote: >Well, in just about 12 hours I take the CCIE written exam for the second >time. The first time was just to get a handle on what I should expect >(though I still held hope that I would pass

Passive-interface in OSPF

2001-01-11 Thread Jaeheon Yoo
Hi, in p.463 of Building Scalable Cisco Networks --- During testing with debug commands, it was found that OSPF does send Hello and DBD packets on passive interfaces, but does not send LSUs. EIGRP does not send anything on passive interfaces. --

Re: RFC 1771 - Update message NRI

2001-01-11 Thread Jaeheon Yoo
se withdraw advertisements transmit so little information about >the route, and because what they do transmit is rather important for route stability, >they are bundled together when transmitted. > >Does that clarify things a bit? > >Pete > > > >******* REPLY SEPAR

Passed BSCN!

2001-01-12 Thread Jaeheon Yoo
Hi, all. I passed BSCN today with score 919. Thanks to the group members! Regards, Jaeheon _ FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]

Re: Passed BSCN!

2001-01-12 Thread Jaeheon Yoo
Jensen > Systems Network Manager > CCNA, MCSE, MCP+I > RWR Enterprises, Inc. > [EMAIL PROTECTED] > http://www.oledrews.com/ccnp > > NEED A JOB ??? > http://www.oledrews.com/job > > > > >

Re: Windows flow control & any questions

2001-01-13 Thread Jaeheon Yoo
On 13 Jan 2001 02:12:04 -0500, [EMAIL PROTECTED] wrote: Hi, Park. My attempt is inline after my own research. >Hi, everyone... > >I'm park... > >I really can't find a correct answer the following questions; >if anybody have some idea, or answer or >please guide me > >1. In windows flow con

Re: OT: Fridays funnies -- Woman's Dictionary

2001-01-13 Thread Jaeheon Yoo
Hi, Natasha I have to admit I'm your fan. You're a gem for this list. Thanks!! Jaeheon On 12 Jan 2001 19:25:18 -0500, [EMAIL PROTECTED] (Natasha) wrote: >Airhead (er*hed) n. What a woman intentionally becomes, when pulled over >by a policeman. > > Argument (ar*gyou*ment) n. A discussion tha

Re: Redundant BGP Route Reflector Peers

2001-01-13 Thread Jaeheon Yoo
Hi, Jeff I think one thing might cause the trouble. 1. "ebgp-multihop" should not be used between iBGP peers. Multihops between iBGP peers are always allowed. Thanks Regards, Jaeheon On 13 Jan 2001 17:22:02 -0500, [EMAIL PROTECTED] ("Horton, Jeff") wrote: >Hello all, > >I was trying to bui

Re: Frame Relay...Inverse-Arp..?

2001-01-14 Thread Jaeheon Yoo
Hi, Tayler. Quite Odd, it's contrary to what I have read through cisco web site. I guess it may only work in a lab where a cisco router's configured as a Frame relay switch. I would like to take a look at your configuration, if you don't mind. Thanks Regards, Jaeheon - Original Message -

R-45 to R-45 Null modem cable pinouts for Router AUX to AUX

2001-01-16 Thread Jaeheon Yoo
Hi Friends I am trying to connect two 2501 routers via their AUX ports so that I can simulate DDR. Could someone send me the cable pinouts or guide me to proper web page.. I spent quite a long time looking in the archieves but didnt find the info. Please help . Thanks Jaeheon

Re: Passed Support 2.0

2001-01-22 Thread Jaeheon Yoo
Congratulations!! I'm planning to sit for this in about 2 weeks. I hope that test will complete my CCNP. Thanks for your encouragement. And good luck to your upcoming CCIE written and lab. Regards, Jaeheon On 22 Jan 2001 11:10:09 -0500, [EMAIL PROTECTED] ("william") wrote: >Hi guys > >Just pas

OSPF vs. IS-IS

2000-11-14 Thread Jaeheon Yoo
Which one is more widely deployed, OSPF or IS-IS? _ FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]

Re: ISDN BRI up but does not ping [7:2712]

2001-05-01 Thread Jaeheon Yoo
Hi, Shoaib. First of all, you have to check if the ping packet is ever received by the remote end, is it possible to "debug ip packet" at the remote end? If it's not possible, check it at the center site with this. access-list 110 permit ip 130.1.1.0 0.0.0.255 130.1.1.0 0.0.0.255 debug ip packet

Re: ISDN BRI up but does not ping [7:2712]

2001-05-01 Thread Jaeheon Yoo
ove me crazy >for a few hours. > >List, please correct me if I'm crazy. I noticed this behavior with 12.0 IOS. > >-Original Message- >From: Jaeheon Yoo [mailto:[EMAIL PROTECTED]] >Sent: Tuesday, May 01, 2001 3:57 PM >To: [EMAIL PROTECTED] >Subject: Re: ISDN

Choosing among multiple intra-area ASBR routers [7:5416]

2001-05-22 Thread Jaeheon Yoo
Hi, all According to rfc2328. p.175, when we have multiple intra-area paths to ASBR,a intra-area path using non-backbone area should be chosen over one using backbone area. But I always have opposite result. doesn't Cisco's implementation yet conform to rfc2328 in this respect? Here's from my cis

Re: Choosing among multiple intra-area ASBR routers [7:5416]

2001-05-22 Thread Jaeheon Yoo
rea, >but a externally learned route so different rules come >into play. With external routes, there is a forwarding >address (next-hop value) of the lowest cost route to >that destination. Look at the RFC again - pages 23-25 >or so, the section dealing with external routes. They

What PC OS does support Mobile IP(rfc2002)? [7:5878]

2001-05-25 Thread Jaeheon Yoo
Hi, all I've just finished reading rfc2002, "Mobile IP".(Although its real title for that rfc is "IP Mobility Support".) I would like to do some labs on "Mobile IP" with cisco routers. Is there any Operating System supporting Mobile IP out there? Actually, any version of Windows would be better f

Cisco OSPF ABR Implementations [7:28868]

2001-12-11 Thread Jaeheon Yoo
gards Jaeheon Yoo Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=28868&t=28868 -- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]