Re: Good network monitor prog. ??? [7:75081]

2003-09-09 Thread Nigel Taylor
Steven, There's a great little program on SourceForge that's growing in popularity and IMHO is going to become a great NMS tool. It Integrates Syslog, Tacacs, RRDtool (Performance Graphs), Maps, Traps, TFTP, Autodiscovery, Sound Alerts, AAA, Modular and Extensible.It uses a data

Re: BGP Route Reflectors [7:66488]

2003-03-30 Thread Nigel Taylor
Ken, Technically speaking, even eBGP has the ability to peer with neighbors that aren't directly connected. Typically, eBGP peers will have diect physical connectivity, whereas iBGP peers are part of the same AS, as long as a route/path exist to that peer, connectivity shouldn't be a probl

Re: PPP Problems - any ideas!!! [7:66486]

2003-03-30 Thread Nigel Taylor
Matt, That's correct. Think about authentication in terms of cisco's 3 tier design model; Core(WAN) Distribution(Routed/Switched) Access(User) This is why you get the message you noted. > 01:57:10: Se0 PPP: Treating connection as a dedicated line The use of authentication within ppp,

Re: OSPF BGP redistiribution question [7:66430]

2003-03-30 Thread Nigel Taylor
Chuck, My first thought is what does the "sh ip bgp for the routes that does not show up in BGP indicate. I believe there is a requirement not to disable "sync" which suggest that the routes not being added to the BGP, isn't sync'd with the IGP. Does any of this have route informati

Re: Sanity Check - ISDN and EIGRP [7:66016]

2003-03-23 Thread Nigel Taylor
Folks, I'm sure this a pretty straight forward but as this ISDN connection relates to the lab requirements as a complete scenario should dictate how the requirements are interpreted. It seems strange that the ISDN link should stay up indefinitely. Another question here would be what "b

Re: OSPF Virtual link authentication - observations [7:65628]

2003-03-18 Thread Nigel Taylor
Chuck, Let's see if I can make any sense in my reply to your comments. When I think of a "virtual-link" as it relates to opsf, I think of it in terms of being a tunnel. Also, short of being able to use a virtual-link, a tunnel is what's recommended to maintain connectivity for any non-

Re: OT - CDP: Is it treated as a 'vulnerability' in yo [7:65376]

2003-03-14 Thread Nigel Taylor
Chuck, There is a brief article which address those L2 vunerabilities you mention in the most recent publication of "Packet Magazine" Nigel - Original Message - From: "The Long and Winding Road" To: Sent: Thursday, March 13, 2003 2:50 AM Subject: Re: OT - CDP: Is it treated

Re: Cannot see Rip routes with route-tagging - Why? [7:63900]

2003-02-27 Thread Nigel Taylor
Cisconuts, (Hint)My first question is where exactly is it that you identified what traffic is matched in the route-map :-) Some other questions: How is R6, R5, R4, and R2 all connected? serial, eth0, frame-relay, etc... This way folks on the list could be of more assistance on

Re: Virtual-link and area range command [7:60408]

2003-01-06 Thread Nigel Taylor
Neil, I'm a bit confused by your question. Your virtual-link should be part of the existing addressing scheme. The few things to note here will be as follows; Where in relation to the RIP domain is the virtual-link? What is the mask(/) of the points that identify the virtual-link I would

Re: strange ISDN problem [7:60409]

2003-01-06 Thread Nigel Taylor
Ravi, Since this problem seem to be a problem on only this specific line it would suggest that the problem could be a line problem. The other devices that dial into the PRI (hub) would suggest that the central location physical layer and equipment, is operating fine. I would suggest that

Re: VoIP data rates [7:56942]

2002-11-06 Thread Nigel Taylor
Sebastien, Thanks a lot for the link! Very cool :-> Nigel - Original Message - From: "Sebastien Venturoso" To: Sent: Wednesday, November 06, 2002 3:20 AM Subject: RE: VoIP data rates [7:56942] > Here is a link for Voice Codec Bandwidth Calculator: > > http://tools.cis

Re: how can I get the boot rom upgrade for mc3810 [7:56733]

2002-11-03 Thread Nigel Taylor
Sometime back I upgraded a couple of MC3810's and this was the link I used. http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=2067212869 You'll get the boot rom and the 64 MB Dram chip. HTH Nigel - Original Message - From: "Brad Ellis" To: Sent: Sunday, November 03, 2002 2:38 PM Su

Re: IS-IS simple config [7:56751]

2002-11-02 Thread Nigel Taylor
Stephane, If you read a bit further in Doyle's Routing TCP/IP on page 654 you will understand the reasoning for the command within the configuration. It's important to remember as Doyle also points out earlier in his IS-IS chapter, that IS-IS was designed with the purpose of transi

Re: Another Internet Draft of Interest [7:56560]

2002-10-31 Thread Nigel Taylor
commercial, maybe I simply reached the end of the Internet. :-> thanks Nigel - Original Message - From: "Howard C. Berkowitz" To: Sent: Thursday, October 31, 2002 1:14 AM Subject: Re: Another Internet Draft of Interest [7:56560] > "Nigel Taylor" All, > &g

Another Internet Draft of Interest [7:56560]

2002-10-30 Thread Nigel Taylor
All, I just got through some of the presentations linked from the recent nanog meeting. The draft in question was presented by Henk Uijterwaal titled "New Services from RIPE NCC. There is also this link on the nanog list to his latest draft. http://www.ripe.net/home/henk/draft-ietf-ippm-o

Re: IP IRDP Feature? [7:56063]

2002-10-22 Thread Nigel Taylor
Robert, The first thing I would suggest reading is rfc 1256, which outlines the various extensions used by ICMP, which in turn is used by ICMP-RDP. http://www.ietf.org/rfc/rfc1256.txt?number=1256 Cisco makes notable use of IDRP in their MobileIP implementation. That would be a good pl

Re: STP and Switching ! [7:56061]

2002-10-22 Thread Nigel Taylor
Jimmy, I do not have the title you note in your post but a few things to consider when identifying and trying to configure the root device within your network. A MDF or Distribution switch as you mentioned depending on the network design will more than likely provide both L2 connectivity

Re: suppress-map with summary-only?? [7:55599]

2002-10-14 Thread Nigel Taylor
Cisco Nuts, I don't believe you need to use the option keyword "suppress-map" to achieve your objective. Unless of course you're trying to find another what of achieving the same goal, for which you would still have no need for the "summary-only" keyword. Nonetheless, it would

OT: Voice Equipment must have for any Home Lab. [7:55548]

2002-10-14 Thread Nigel Taylor
All, I've listed two pieces of equipment from my Home lab for auction on ebay, here are the links. http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=2061687376 http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=2061687561 Additionally, these devices will give you everything you need to p

Re: Nanog Post: redistribute bgp considered harmful [7:54961]

2002-10-13 Thread Nigel Taylor
relevant here, are no longer called for in the > market -- witness the exodus of desktop protocols, LANE, etc., in the > CCIE exam. My one issue with the exodus of obsolete protocol features is how much of the obsolete code is actually removed form the code base. Furthermore, what effects

Re: Off topic - Cisco's jazzy web site [7:54966]

2002-10-06 Thread Nigel Taylor
Hey Chuck, Yep, I noticed this as well. The greatest addition to the new site is the button/link(image) that read "Go to the old Site". After mastering where all the information is on CCO, it's going to take sometime to fimilarize myself with the new layout.. Nigel - Ori

OT: Nanog Post: redistribute bgp considered harmful [7:54961]

2002-10-06 Thread Nigel Taylor
All, This was a recent post on the Nanog list which I thought could get some interest on the list. Basically, the poster is questioning the relevance or real world requirements/need for certain commands, in this case it's the "redistribute bgp" command. Here's the original post... Sean D

Re: Catalyst ATM blade to Marconi ASX-200WG [7:54948]

2002-10-06 Thread Nigel Taylor
nettable_walker, here's a link that should shed some light on what you're trying to accomplish. http://www.cisco.com/en/US/tech/tk39/tk42/technologies_configuration_example 09186a0080093d65.shtml watch the line wrap... Since you have a Dual-PHY LANE module, you should

Re: AAA in console [7:54282]

2002-09-26 Thread Nigel Taylor
Ryan, I noted your earlier post on this topic and my first question is.."What's the problem you're trying to solve? Configuring AAA on the console should be very straight forward, however this could very easily change based on your identified or outlined requirements. A couple of quest

Re: password recovery on a Marconi/FORE ASX-200WG switch [7:52941]

2002-09-09 Thread Nigel Taylor
Richard, Once the switch boots up you should be able to use the AMI account to get in without a password. It's a whole lot like the C5k on bootup and password recovery. You just need to use the account AMI on login. Nigel >From: "nettable_walker" >Reply-To: "nettable_walker" >T

Re: IPsec - what is wrong with this config? [7:52865]

2002-09-08 Thread Nigel Taylor
Neal, I you'll also need to have the crypto maps added to the physical interface through which the tunnels are built. Paste a copy of the complete configs without the debug output. However, what I noted seems to be the only thing that stands out! Watch the word wrap... http://www.cisc

Re: PDM [7:52870]

2002-09-07 Thread Nigel Taylor
Kevin, In answering your question... Yes, there is a PDM for routers as well. I believe it's called "Configmaker":-) Nigel - Original Message - From: "Kevin O'Gilvie" To: Sent: Saturday, September 07, 2002 9:44 PM Subject: PDM [7:52870] > PDM > PDM > PDM.. > > I dont see w

Re: RIP v2 authentication [7:52647]

2002-09-03 Thread Nigel Taylor
Kelly, What does the debug of the RIPv2 MD5 error look like? Trying posting it (the debug of the authentication, I mean) to the list, I'm sure someone have seen the error before and can let you know if you've missed anything other than what you might have already covered. Nigel -

OT: What exactly is GRIP..! [7:52640]

2002-09-03 Thread Nigel Taylor
All, I've been trying to obtain a greater understanding of cisco's newest protocol enhancements technologies/mechanism - GRIP. http://www.cisco.com/warp/public/732/Tech/grip/learn.shtml It seems very interesting but seems to address some of the same issues already identified by the IETF and

Re: RADB [7:51718]

2002-08-20 Thread Nigel Taylor
Mohammed, To answer your question read this link.. http://www.radb.net/docs/servfaq.html#one then, I would sugget you check out the RADB home page. There's quite a bit of good information on the site, that will most likely answer your other questions. http://www.radb.net/d

Re: 2500 End-of-Life (CCIE Lab)? [7:51589]

2002-08-18 Thread Nigel Taylor
Robert, Whenever that happens I'll be more than willing to take that trash off your hands :-) On a more serious note, if cisco did take the 25xx models out of the lab, which will happen in the near future it will be no different from the removal of "token ring" from the lab. Althoug

A case for De-Aggregation in lieu of CIDR... [7:51448]

2002-08-15 Thread Nigel Taylor
All, I have a couple of questions in reference to a recent post on the nanog list about possbily using "De-aggregating Routes". NOw it's understood that there are on some inherent flaws(thrashing and blackholing) associated with overpopulating the internet route tables through de-aggregation,

Re: OT: Nanog thread - Routing Protocol Security [7:51335]

2002-08-14 Thread Nigel Taylor
et Service Providers and Peering and The Art of Peering", suggest that with the exception of existing "transit" peering relationships, more and more providers will endeavor to enhance their services and attractiveness in an attempt to form direct peering relationships. This

OT: Nanog thread - Routing Protocol Security [7:51335]

2002-08-13 Thread Nigel Taylor
All, I was doing my usual reading of the nanog mailing list and came across one of the more recent threads - "Routing Protocol Security". What I found interesting was the name of the original poster, which noted, Jeff Doyle! Now, I'm sure there are quite a number of "Jeff Doyle's" on the plan

Re: anyone ever tried to convert a 2502 to a 2501 ? [7:51201]

2002-08-11 Thread Nigel Taylor
nettable_walker, The changes in the lab to remove token ring as "Howard" suggested now makes equipment affordable to just about anyone. The emphasis here being..token or ethernet, they all provide a way to test the theory and your understanding of protocol implementatio

Re: * Routing/Subnetting question [7:51193]

2002-08-11 Thread Nigel Taylor
James, See Inline.. - Original Message - From: "James Wilson" To: Sent: Sunday, August 11, 2002 12:34 PM Subject: * Routing/Subnetting question [7:51193] > I have a 1750 with a /29 assigned to me, and I need to create a DMZ to put > a DNS server on so that I can control acce

Re: Routing with IP Unnumbered Loopback [7:50581]

2002-08-03 Thread Nigel Taylor
c both ways ending at Lo0. > > If I can get a dialin user on the async line to ping e0/0 of the 3640, then > the issue should be resolved. > > TIA > > > > > >From: "Nigel Taylor" > >Reply-To: "Nigel Taylor" > >To: [EMAIL PROTECTED

Re: Routing with IP Unnumbered Loopback [7:50581]

2002-08-03 Thread Nigel Taylor
Tunji, See Inline... - Original Message - From: "Tunji Suleiman" To: Sent: Saturday, August 03, 2002 5:20 AM Subject: Routing with IP Unnumbered Loopback [7:50581] > Hi all, > > I am reposting this because there were no responses to the first post. I am > trying to conserve IP

Re: private addressing [7:49083]

2002-07-18 Thread Nigel Taylor
Interesting enough at work we recently had a customer call in an issue in using one specific host address on the /16 block they own(lease). Let's say they have 172.16.0.0/16, in which case they perform no subnetting ( I don't know why?) using the classful mask. In doing this there are a number o

Re: blocking spam with cisco routers [7:48971]

2002-07-17 Thread Nigel Taylor
George, Priscilla brings up a good point in that this will not be easy. The most important issue here is as Priscilla pointed out, is going to revolve around the architecture of your networks or the network you use for connectivity(to the rest of the world). Some other questions that

Re: Route Reflection with Multiple POPs [7:48509]

2002-07-10 Thread Nigel Taylor
All, Being one of the folks currently reading Howard's most recent book titled - Building Service Provider Networks, I must say that I'm enjoying the various points being addressed by this thread. Also, this does remind me of an article in the 2nd Qtr edition of "Packet Magazine" titled, IS

Re: Some IETF work of interest [7:48271]

2002-07-07 Thread Nigel Taylor
Howard, Thanks for the links. I must say that this does clarify a lot things(about BGP definitions) and gives me so much to think about. I'll be reading this one a couple more times, before I start asking a bunch of questions..:-> Very Nice draft. Now the "simple" folk can get a b

Re: BGP community Q [7:48007]

2002-07-03 Thread Nigel Taylor
Annu, I'll provide a hint !Look at your "as-path" ACL.. the answer lies therein..:-> Nigel - Original Message - From: "Annu Roopa" To: Sent: Wednesday, July 03, 2002 10:56 AM Subject: BGP community Q [7:48007] > Group, > > I have a community related question and the s

Re: 3 T1s - 2 cisco routers - OSPF - configuration problems [7:48054]

2002-07-03 Thread Nigel Taylor
James, I would have to say that depends. I don't know what you have in mind, so if you could provide more information as to what you're trying to accomplish. I'm sure any number of folks on the list would willing offer a solution to your problem. HTH Nigel - Original Message ---

Re: Confusion: Channelized and Unchannelized T1 [7:47844]

2002-07-01 Thread Nigel Taylor
John, There's nothing wrong with your understanding of channelized vs. unchannelized. I believe your provider's tech dosen't understand or is completely mis-informed. Nigel - Original Message - From: "John Neiberger" To: Sent: Monday, July 01, 2002 12:10 PM Subject: Confusion

Re: CCIE Written DPT/SRT - huh? [7:47807]

2002-06-30 Thread Nigel Taylor
Nick, A good place to begin your exploration of DPT and SRP in particular is always the rfc2892, but for a really cool overview check out hte following link.. http://grouper.ieee.org/groups/802/17/documents/presentations/tutorial/tutor ial.htm HTH Nigel P.S. there's so much info on

Re: CCIE Beta results [7:47144]

2002-06-23 Thread Nigel Taylor
Folks, I'm trying to understand how cisco went about grading this exam. Much like everyone else I too was told by Prometric when I called in that I had passed the exam however, the score report I received had something totally different in mind( yes I failed!) What I thought was strange

serial interface down/down or up/down - answers & questions [7:47132]

2002-06-21 Thread Nigel Taylor
Get your FREE download of MSN Explorer at http://explorer.msn.com. Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=47132&t=47132 -- FAQ, list archives, and

serial interface down/down or up/down - answers & questions [7:47130]

2002-06-21 Thread Nigel Taylor
John, All, Actually, both router interfaces(DCE or DTE) will show "down/down" if the both ports remain "administratively down".:-> Seriously, where I work since alot of our circuit are located in various locations within a number of our building we make use of what we call an Automatic Networ

Re: BGP w/ no synchronization [7:46707]

2002-06-16 Thread Nigel Taylor
Hunt, Read this link and think about your scenario for a moment. "What is the problem to be solved?" http://www.cisco.com/warp/public/459/bgpfaq_5816.shtml#12 Then read this link. The emphasis here is that although RTA, RTB, RTC, RTD, and RTE are in the same confed AS1, RTB and RTC,

Re: Split horizon behaviour - explain me this one! [7:46102]

2002-06-08 Thread Nigel Taylor
Chuck, I did a search on CCO and found a few links which state the following.. http://www.cisco.com/univercd/cc/td/doc/product/software/ios121/121cgcr/ip_c /ipcprt2/1cdigrp.htm watch the line wrap. Normally, routers that are connected to broadcast-type IP networks and that use distance

Re: NANOG 25 Meeting [7:45933]

2002-06-07 Thread Nigel Taylor
Peter, Great! I'm thinking Juniper and the Bear&Gear booth in such close proximity, may explain the cascading style format of the JunOS versus Cisco's left justified (non-hierarchal) based configuration. :-> I'm sure Howard/Priscilla with their experience in software(system) development

Re: NANOG 25 Meeting [7:45933]

2002-06-07 Thread Nigel Taylor
Howard, I see that Sue Hares will be doing the moderation for the "Panel: Smart Routing Technologies", but she's not listed as giving any of the BOF's. Based on your statement I was thinking Sue would be doing a BOF or presentation on the BGP convergence drafts, which you mention sh

Re: NANOG 25 Meeting [7:46005]

2002-06-07 Thread Nigel Taylor
Peter, Great! I'm thinking Juniper and the Bear&Gear booth in such close proximity, may explain the cascading style format of the JunOS versus Cisco's left justified (non-hierarchal) based configuration. :- I'm sure Howard/Priscilla with their experience in software(system) development

Re: NANOG 25 Meeting [7:46007]

2002-06-07 Thread Nigel Taylor
Howard, I see that Sue Hares will be doing the moderation for the "Panel: Smart Routing Technologies", but she's not listed as giving any of the BOF's. Based on your statement I was thinking Sue would be doing a BOF or presentation on the BGP convergence drafts, which you menti

NANOG 25 Meeting [7:45933]

2002-06-06 Thread Nigel Taylor
All, I was browsing the NANOG 25 site and took a preview of the presentations that will be presented during the meeting. Based on my recent growing interest in Inter-Domain routing and policies(IRR, RPSL), BGP, and MPLS/TE. I was wondering if anyone on the list would be in attendance, also

Revised: Another BGP attribute question [7:45775]

2002-06-04 Thread Nigel Taylor
routing policy before trying to configure or implement the peering relationships. Well, this was another great learning experience. If this is where stupidity takes me, I look forward to my next encounter with stupidity. Nigel Still so much to learn... - Original Message ----- From: "Nige

Building Service Provider Networks.. [7:45772]

2002-06-04 Thread Nigel Taylor
All, I just received my copy of Howard's latest book and I'm excited to get started reading this title. However, I'm in the midst of finishing reading his previous book, WAN Survival Guide. Interesting enough this book's Introduction states, "This book focuses on the service provider network, an

Re: BGP questions Answered.. for the most part [7:45629]

2002-06-02 Thread Nigel Taylor
Howard, Thanks for the notice on rfc2260. I took a minute to read it and I can see the benefits in that the BGP metrics complied by the Routing Table Analysis(APNIC) shows that 25%(if I'm not mistaken) of the BGP FIB is made up of /24 prefixes. Rfc2270, does fall in line with rfc1

Re: Another BGP attribute question [7:45619]

2002-06-02 Thread Nigel Taylor
See Inline... - Original Message - From: "Howard C. Berkowitz" To: Sent: Sunday, June 02, 2002 11:17 AM Subject: Re: Another BGP attribute question [7:45619] > At 7:00 AM -0400 6/2/02, Nigel Taylor wrote: > >All, > > I was reading the old

BGP questions Answered.. for the most part [7:45629]

2002-06-02 Thread Nigel Taylor
All, I was do some research which led to the following link and I figured that some of you might find it useful. I know on the list "Howard" always tries to define his solutions by stating.. "What is the problem, you're trying to solve?" So I figured this would answer some of those quest

Another BGP attribute question [7:45619]

2002-06-02 Thread Nigel Taylor
All, I was reading the old RIPE(22nd meeting minutes) and was wondering, what ever became of the BGP proposal from Tony Bates and Enke Chen for the use of the Destination Preference Attribute (DPA) for multi-homed sites. Based on our preivous thread with the known and unknown implications o

Re: ISP 30bit net question [7:45257]

2002-05-28 Thread Nigel Taylor
Dre, Question? When did you ever find time to read all of these RFC's? I'm I to assume that both you and "Howard" have quite a bit more in common than you seemingly endless depth of knowledge in our field. Maybe the next time I speak with my mother, I'll talk to here about what possibil

Re: BGP addressing..i think i understand but i am not sure [7:45174]

2002-05-27 Thread Nigel Taylor
Peter, It would seem that Cable&Wireless and Above along with RIPE are the main culprits. It would seem to me that this inconsistent route issue would present problems, what I'm I missing? It maybe that I'm not totally clear on what constitutes an "inconsistent route". RFC 1930 clearly

Re: Revised: OSPF problem - 2nd try [7:45154]

2002-05-27 Thread Nigel Taylor
reat link.. I used this one when I prepared for the lab. It pays to browse this stuff once in a while. http://www.cisco.com/warp/public/104/index.shtml Nigel - Original Message - From: "Spoerr, Mathias" To: "Nigel Taylor" ; "cebuano" ; "Jan Gunnik Hop

Revised: OSPF problem - 2nd try [7:45129]

2002-05-27 Thread Nigel Taylor
lmer what do you think about this thread and which solution meets the requirement? - Original Message - From: "Spoerr, Mathias" To: "Jan Gunnik Hope" Cc: ; "Nigel Taylor" ; Sent: Monday, May 27, 2002 4:41 AM Subject: AW: OSPF problem - 2nd try > Hello! &g

Re: OSPF problem - 2nd try [7:45025]

2002-05-25 Thread Nigel Taylor
MAthais, I'm not sure if the ASCII art made the journey. but based on what I believe you're trying to accomplish see Inline... Note: Questions like this you should post to the main ist( [EMAIL PROTECTED] ). You'll get a better response. FAQ, list archives, and subscription info: h

Re: Friday Follies of sorts - answering questions [7:44952]

2002-05-24 Thread Nigel Taylor
Chuck, This is a very interesting post. I did some checking and I found this link that might address the requirement based on the design. This can be done by using 6500 switches instead of routers as depicted in your lovely ASCII art. http://www.cisco.com/warp/public/cc/pd/si/casi/ca

Re: Some real theory [7:44491]

2002-05-19 Thread Nigel Taylor
How about putting them up on the ftp site? Much Appreciated... Nigel - Original Message - From: "Howard C. Berkowitz" To: Sent: Sunday, May 19, 2002 8:29 PM Subject: Re: Some real theory [7:44491] > >the link you provide is only a 10 meg document. ;-> > > Bless .pdf. I downloaded .p

A good CLNS/ISIS link on CCO [7:43330]

2002-05-05 Thread Nigel Taylor
All, I was just browsing around CCO and came across this link which has some good coverage of CLNS/ISIS. This link most likely isn't a secret, but for anyone wanting to get a better understanding of these protocols this seems like a good addition. http://www.cisco.com/warp/public/97/index.s

GroupStudy - Experts and Gurus.. [7:43062]

2002-05-01 Thread Nigel Taylor
All, I typically try not to get involved in threads like this one, since it really serves no purpose. I've been a member of this list for some four plus years and this type of thread always seem to creep into the list. John's earlier post I think was truely funny and if anyone who read it

OT: Home Lab Stuff [7:42804]

2002-04-28 Thread Nigel Taylor
Some items I had in my home lab that I no longer need. I'm willing to let it all go to 1 buyer for $1200 If interested in individual pieces that's ok too. 1 Cisco 2517 - 16MB/8MB, 2 serial, 1 BRI(S/T), 1 Token Ring, 8-port MAU $300 1 Cisco 2521 - 6MB/8MB, 4 Serial(2Sync/2Async), 1 BRI(S/T),

Re: token ring interface & 3920 Catalyst [7:42766]

2002-04-27 Thread Nigel Taylor
Richard, If I'm not mistaken the 3920 uses the default bridge (hex) number of 0x1. You most likely will want to make sure that the second 3920 isn't using the same default ring/bridge IDs. Here's a link that may "ring" through when trying to figure out these "tokens" :-> http://www.

Re: (correction) Method and Process Scenario 5: OSPF [7:42139]

2002-04-21 Thread Nigel Taylor
See Inline... >From: "Howard C. Berkowitz" >Reply-To: "Howard C. Berkowitz" >To: [EMAIL PROTECTED] >Subject: Re: (correction) Method and Process Scenario 5: OSPF [7:42139] >Date: Sun, 21 Apr 2002 18:03:20 -0400 > > >Howard, > > I think I see where you're going. The default on the "DIO" > >command

Re: (correction) Method and Process Scenario 5: OSPF [7:42139]

2002-04-21 Thread Nigel Taylor
Based on chuck's diagram and the use of the "E1" ospf route I think this would be a matter of how the enterprise is designed and what type of links interconnect the various locations/sites. Simply using the "DIO" metric-type could allow for suboptimal routing as chuck noted. I realize that I wa

Re: (correction) Method and Process Scenario 5: OSPF [7:42139]

2002-04-21 Thread Nigel Taylor
uot;Howard C. Berkowitz" >Reply-To: "Howard C. Berkowitz" >To: [EMAIL PROTECTED] >Subject: Re: (correction) Method and Process Scenario 5: OSPF [7:42139] >Date: Sun, 21 Apr 2002 15:31:29 -0400 > >At 2:19 PM -0400 4/21/02, Nigel Taylor wrote: > >Yes, > > &

Re: (correction) Method and Process Scenario 5: OSPF [7:42139]

2002-04-21 Thread Nigel Taylor
Yes, I forgot about the getting that default route into the enterprise from the CE. That would leave the "default-information orginate" . Nigel >From: "Howard C. Berkowitz" >Reply-To: "Howard C. Berkowitz" >To: [EMAIL PROTECTED] >Subject: Re: (correction) Method and Process Scenario

Re: (correction) Method and Process Scenario 5: OSPF [7:42139]

2002-04-21 Thread Nigel Taylor
See inline >From: "Howard C. Berkowitz" >Reply-To: "Howard C. Berkowitz" >To: [EMAIL PROTECTED] >Subject: Re: (correction) Method and Process Scenario 5: OSPF [7:42139] >Date: Sun, 21 Apr 2002 09:08:21 -0400 > > >You can originate a 0.0.0.0 route from each of the ISP connected routers. > >Idea

Re: accesslist.....bgp [7:42098]

2002-04-20 Thread Nigel Taylor
Stanzin, Chuck, I had this happen to me the other day when one of our engineers made a change to the ACL on one of our BGP peer connections. Typically all the ACLs are the same on all of our BGP connections, so when trouble shooting the problem some assumtions were made. The problem

Re: Method and Process Scenario 3: OSPF Multihoming [7:42088]

2002-04-20 Thread Nigel Taylor
This is interesting. I work in very operational enviroment so thinking of accomplishing this task from a standpoint other than configuration requirements leaves me blank. See Inline.. >From: "Howard C. Berkowitz" >Reply-To: "Howard C. Berkowitz" >To: [EMAIL PROTECTED] >Subject: Method and Proces

Re: Summarization?? What's that? (bug report) [7:37093]

2002-03-02 Thread Nigel Taylor
John, You might want to try using the aggregate-address command and see what magic happens. As a side note.. IGP's summarize, whereas BGP being an EGP aggregates. watch the word wrap.. http://www.cisco.com/univercd/cc/td/doc/product/software/ios122/122cgcr/fipr rp_r/bgp_r/1rfbgp1.htm#xt

Re: DHCP address with Cable on a Cisco router [7:34274]

2002-02-03 Thread Nigel Taylor
Randy, Why are you hard coding the ip into the ethernet interface? I believe in the 12.2 code the command "ip address dhcp" should be all you need. I use this currently with the required NAT configurations and everything works fine. Here's a copy of my relevant config.. interface Et

Re: multicast / CGMP towards the multicast server [7:33964]

2002-02-03 Thread Nigel Taylor
: Re: multicast / CGMP towards the multicast server [7:33964] > At 06:18 AM 2/2/02, Nigel Taylor wrote: > > >Even in an design where the host and the server reside on the same > >VLAN(segment) IGMP and CGMP still provide the ability to control flooding > >of multicas

Re: Off Topic - CCIE LAB and NDA [7:34244]

2002-02-02 Thread Nigel Taylor
Chuck, Thanks... for another great post. Maybe we could get Paul to make this standard reading for all who join the list, this way we avoid what we all fear...I dare not say the letters..for they spell "fear" themselves.. Of course the letter I refer to are NDA! This definitely is

Re: Multicast in catalyst 6500 environment [7:34192]

2002-02-02 Thread Nigel Taylor
Mitch, See Inline... - Original Message - From: "Eve Mitch" To: Sent: Saturday, February 02, 2002 7:18 AM Subject: Multicast in catalyst 6500 environment [7:34192] > Hi all, > > Have 2 Catalyst 6509 with sup2 and MSFC2 modules in each switch in the core. > And 4 Catalyst 6509

Re: multicast / CGMP towards the multicast server [7:33964]

2002-02-02 Thread Nigel Taylor
his really comes down to the network design as with every other aspect of building a scalable and efficient network. Thoughts.. Anyone! Nigel > At 09:28 PM 2/1/02, Nigel Taylor wrote: > >Priscilla, > > You are correct. Thanks for the added insight. > > > &g

Re: multicast / CGMP towards the multicast server [7:33964]

2002-02-01 Thread Nigel Taylor
from IGMP Snooping, by the way. From what I understand, > IGMP Snooping allows the switch to proactively snoop into IGMP packets and > figure out which ones are Joins. IGMP Snooping requires more powerful (and > more expensive) switching hardware (firmware). > > Priscilla > >

Re: multicast / CGMP towards the multicast server [7:33964]

2002-01-31 Thread Nigel Taylor
Michael, Of course this would depend on if the multicast server and the host connected on the same switch was assigned to the same vlan(broadcast domain). Just some quick points to mention.. Routers by default will not forward multicast traffic. However, if you enabled a multicast

Re: ATM Sniffers [7:32624]

2002-01-20 Thread Nigel Taylor
Gil, We use DS Sniffer Pro 4.5 with the ATM book and we also have the Wandel and Golterman Domino analyzer. Both are really good pieces of test equipment. HTH Nigel - Original Message - From: "Gil Shulman" To: Sent: Sunday, January 20, 2002 6:11 AM Subject: ATM Sniffers [7:32624]

Re: Compresses Cisco IOS to fit onto a smaller fla [7:31729]

2002-01-12 Thread Nigel Taylor
Paul, I believe at one time cisco support the 2500's much like the older 1004/1005 router where they used the PCMCIA as the flash upgrade method of choice. I have a couple of 2500's with the PCMCIA slot and after trying a number of different cards I gave up my quest to use the slot. This i

Re: Compresses Cisco IOS to fit onto a smaller fla [7:31729]

2002-01-12 Thread Nigel Taylor
Paul, I believe at one time cisco support the 2500's much like the older 1004/1005 router where they used the PCMCIA as the flash upgrade method of choice. I have a couple of 2500's with the PCMCIA slot and after trying a number of different cards I gave up my quest to use the slot. This i

Re: xmodem on a 4500 not working?? [7:31733]

2002-01-12 Thread Nigel Taylor
Cisco Nuts, Short of using the X-modem feature on the 4500's cisco simply states that you would need another router of the same model. I'm not sure if this procedure works but it's worth a try. http://www.cisco.com/warp/public/471/76.html Nigel - Original Message - Fr

Re: Exec Command [7:31713]

2002-01-12 Thread Nigel Taylor
Ed, Here's a link that my help explain it all. Watch the word wrap. http://www.cisco.com/univercd/cc/td/doc/product/software/ios122/122cgcr/fdia l_c/fnsprt2/dafadmod.htm#998788 Nigel - Original Message - From: "Ed Chuchaisri" To: Sent: Saturday, January 12, 2002 5:45 AM Subject

Re: Static route loacd balancing? [7:31715]

2002-01-12 Thread Nigel Taylor
Cisco Breaker, I was thinking. One route to guide them, One static route to override them, One "floating static" to load-balance them, And in the RIB make them all equal.. Just say the movie...:-> forgive my waste of bandwidth. Nigel - Original Message - From:

Re: Howard Berkowitz to speak at EveCon 19 [7:30121]

2001-12-26 Thread Nigel Taylor
Chuck, You'll get my vote on being the Saruman! Howard, is it possible that there might be a few copies of your new book on hand for sale. I got to thinking a signed copy would do nicely for all of us who haven't seen the movie yet...Imagine that, a book signed by the "Gandalf of

Re: Latest Hackers Target: Routers - thoughts! [7:29917]

2001-12-22 Thread Nigel Taylor
>> > >> > >> Nigel- > >> > >> If you dig back through the NANOG archives, there was a rather in depth > >> and discouraging discussion of encrypting / authorizing BGP session > >> neighbors. The general result was that almost nobody supported it, and >

Re: Subject: OT: Call Manager and Military DSN [7:29805]

2001-12-21 Thread Nigel Taylor
John, When I suggested the solution we used to implement VoiP support with DSN, I was only making reference to the operational configuration required to support VoIP itself. Having been in the military(AF) for some eight years I do know of the information Paul mentioned. In our implemen

Re: Latest Hackers Target: Routers [7:29844]

2001-12-21 Thread Nigel Taylor
t > it was. > > While it might or might not be on the CCIE exams, having some form of > authentication between routing partners is a good thing to practice in > your test labs, and put into production in your networks. > > Andras > > -Original Message- > From:

Re: Call Manager and Military DSN [7:29805]

2001-12-20 Thread Nigel Taylor
w.netcginc.com > (415) 750-3800 > > Instructor for CCBootcamp 5-day class www.ccbootcamp.com > __ > CCIE Security Training > www.netcginc.com/training.htm > > > ""Nigel Taylor"" wrote in message > [EMAIL PROTECTED]">news:[

Re: Latest Hackers Target: Routers [7:29844]

2001-12-20 Thread Nigel Taylor
Chuck, Yes, I got the thread on this today and forwarded a copy to some of my co-workers. I hope folks are making use of the various IOS implementations to limit the damage done by a prospective attacker. Things like CBAC, rate-limit could go a long way in simply providing the neede

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