Symptom: 3640 router reboots itself over and over again!! [7:18674]

Hi all Have anyone encountered the situation that the 3640 router rebooted itself over and over again? I don't think it is the crashed flash memory because I booted off the flash card and it showed the same symptom. This is the first time I have ever seen this kind of issue. Thanks in adv. JP

Looping up remote csu !! [7:14384]

Hi all 3600A--csu-private line-csu--3600B In this environment, I am at 3600A router. I was wondering if I could loop up remote csu(3600B side) by configuring 3600A router instead of having telco do that for me. I remember that

BGP Bandwidth [7:13817]

Hi all I am trying to implement BGP. I used to have 2T1 lines going straight to Qwest (isp). Now I want to install another T1 line going to ATT (isp) as a back-up line. Now my question is what bandwidth will I have? Will I have 4.5M bandwidth (2xT1 + T1) together? or Will I have only 3M bandwidth

Primary and back-up line at Frame-Relay [7:12580]

Hi all We have Frame-relay network using EIGRP as a routing protocol. There are two main head quarters; one in San Jose and one in New York. All the branch offices ( spokes) has redundancy lines; one pointing to San Jose router and the other one pointing New York router. I want spokes at the

redistribute subnet vs. redistribute connected [7:12103]

Hi all One is ospf's subnet command: redistribute subnet The other is eigrp's connected command: redistribute connected Are these two kind of same? I know that without subnet keyword, ospf's routing table shows only major network address that are not directly connected the redistributing router

Output of sh ip route connected [7:11266]

Hi all To make myself clearer, I put output of sh ip route connected What I asked previously was that I was not able to ping 10.20.1.104 that is said to be directly connected, Serial 0.1 I was wondering what ip address it would be WAMSsh ip ro c 172.16.0.0/16 is variably subnetted, 49

RE: Output of sh ip route connected [7:11266]

- From: Nigel Taylor [mailto:[EMAIL PROTECTED]] Sent: Saturday, July 07, 2001 2:36 PM To: Jeongwoo Park; [EMAIL PROTECTED] Subject: Re: Output of sh ip route connected [7:11266] Jeongwoo, I'll only make one suggestion in saying with the /30 mask what exactly are you pinging

show ip route connected!! [7:11219]

Hi all We have eigrp network. When I do sh ip rou co --- what ip address are those under C? it says it is directly connected. Then why couldn't I ping? It is not local router's interface address, or remote router's serial interface. Then what ip address ? Thanks JP Message Posted at:

ospf summarization !! [7:9418]

Hi all I know that we can summarize routes from non-backbone area to backbone area. But could we do the other way around? Jeongwoo JP Message Posted at: http://www.groupstudy.com/form/read.php?f=7i=9418t=9418 -- FAQ, list archives, and

Terminal Server in detail !!! [7:5177]

Hi all I made some changes on config. Still didn't work. Here is new config: TermServer#sh run Building configuration... Current configuration: ! version 12.0 service timestamps debug uptime service timestamps log uptime no service password-encryption ! hostname TermServer !

Terminal Server for the first time !!! [7:5119]

Hi all How can I get my 2509 terminal server to work? Here is my config TermServer#sh r 05:47:29: %SYS-5-CONFIG_I: Configured from console by consoleun Building configuration... Current configuration: ! version 12.0 service timestamps debug uptime service timestamps log uptime no service

Re: Terminal Server for the first time !!! [7:5119]

Thanks for your input. I did transport input all under line 1 8. jp Susan McClendon wrote in message [EMAIL PROTECTED]">news:[EMAIL PROTECTED]... Hi Jeongwoo, I am a newbie to the group. Did you try 'transport input all' for line con 0? - susan Jeongwoo Park wrote: Hi all H

Re: IP CEF - explanation required [7:4505]

Looks like what you said is multilayer switching. Can we use mulitlayer switching and CEF inter-changeably? jp Stephen Skinner wrote in message [EMAIL PROTECTED]">news:[EMAIL PROTECTED]... hi, HSRP ,this is used to setup a Backup router to take-over when the main router fail`s...that is

test [7:4344]

test Message Posted at: http://www.groupstudy.com/form/read.php?f=7i=4344t=4344 -- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]

test2 [7:4345]

test2 Message Posted at: http://www.groupstudy.com/form/read.php?f=7i=4345t=4345 -- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]

Re: CCIE LAB TEST [7:3333]

Campbell, CA Where are you? jp Jason wrote in message [EMAIL PROTECTED]">news:[EMAIL PROTECTED]... No. You only need to know RIP . But don't take my word for it !! Check it out at http://www.microsoft.com/warp/public/625/ccie/ ;-) Jeongwoo Park wrote in message [EMAIL PROTECTE

CCIE LAB TEST [7:3333]

Hi all Are ATM and VOIP a part of CCIE routing and switching lab test? JP Message Posted at: http://www.groupstudy.com/form/read.php?f=7i=t= -- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report

suggestion on backbone connections needed!!

=20 I need your suggetion. We do point to point SDSL for backbone connections over existing copper = for=20 some remote buildings that have no fiber. We need to remotely monitor = and=20 configure these SDSL boxes. Please forward any information you have on a = equivalent to the Flow Point

why NAT breaks VPN?

Hi all could anyone explain to me why NAT breaks VPN? Then what could be the solution for that? I heard that policy routing could be one solution. I just want to verify that with you guys. Thanks in advance -- jeongwoo _ FAQ, list archives, and subscription

sc0 interface

hi all what is the purpose of configuring sc0 interface? thanks. -- jeongwoo _ FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]

split horizon

Hi all what command displays the default status of split-horizon? thanks in adv -- jeongwoo _ FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]

Acess list (only for me)

Hi all I am playing with 3620 router that has an ethernet. There are several hosts hanging off the ethernet. I want nobody but myself to telnet to this router. So, I made access list as following; access-list 101 permit tcp host 192.168.1.52 eq telnet any ! ip access-group 101 in 192.168.1.52

Re: Acess list (only for me)

tcp host 192.168.1.52 any eq telnet regards. Johnny Sun -Original Message- ·¢¼þÈË: jeongwoo park [EMAIL PROTECTED] ÐÂÎÅ×é: groupstudy.cisco ÊÕ¼þÈË: [EMAIL PROTECTED] [EMAIL PROTECTED] ÈÕÆÚ: 2001Äê3ÔÂ1ÈÕ 16:47 Ö÷Ìâ: Acess list (only for me) Hi all I am playing with 3620

Can anyone clarify the difference of these two?

hi all Can anyone clarify the difference of these two? access-list 101 permit tcp host 192.168.1.52 eq telnet any access-list 101 permit tcp host 192.168.1.52 any eq telnet -- jeongwoo _ FAQ, list archives, and subscription info:

Fw: A different Wildcard Mask [1:2082]

Hi all. Can anyone clear this? thanks J - Original Message - From: "V Cumbie" [EMAIL PROTECTED] Newsgroups: groupstudy.associate Sent: Wednesday, February 21, 2001 12:08 PM Subject: A different Wildcard Mask [1:2082] Can you permit/deny only half of a subnet? Here is my problem:

Re: 2 internal MSFC`s running HSRP

hsrp works even within one chassis with 2 MSFCs jeongwoo "Robert Padjen" [EMAIL PROTECTED] wrote in message [EMAIL PROTECTED]">news:[EMAIL PROTECTED]... I can't find it right now, and in fact, it may not relate to this post, however, I have posted the rules before: Dual Sups/Dual MSFC 6500

Disappointed with CCNP --Original poster

Hi group members!! I am the original poster of this thread. First of all, I appreciate your encouragements, concerns and even criticizing point. I received more replies than I expected. There were some people who made a point on removing my ccnp cert from my resume. It was not only thoughtful

newbie question on Frame Relay!!

Hi all I have a quick question. On the traffic between central router and branch office router on frame relay, how could central router's connection rate to FR cloud be different from branch office router's connection rate to FR cloud? I could understand if cloud had traffic congestion. But when

RE: newbie question on Frame Relay!!

this helps. Best Regards, --Mike -Original Message----- From: jeongwoo park To: Groupstudy Sent: 12/1/00 1:12 PM Subject: newbie question on Frame Relay!! Hi all I have a quick question. On the traffic between central router and branch office router on frame relay, how cou

picture of router?

Hi all Do you know any website that shows the back of the cisco routers in clear picture? Thanks in adv. jw __ Do You Yahoo!? Yahoo! Shopping - Thousands of Stores. Millions of Products. http://shopping.yahoo.com/ _

Which one is correct?

Hi all. I need your help. Which one do you think is correct in frame-relay network? A. subinterface(central site): local DLCI number=1:1 B. a PVC:local DLCI number=1:1 I am trying to understand a concept in Frame relay network. Answering these questions would be greatly helpful to me. I

Re: Which one is correct?

t if you need point-to-multipont or point-to-point subinterfaces. jeongwoo park wrote: Hi all. I need your help. Which one do you think is correct in frame-relay network? A. subinterface(central site): local DLCI number=1:1 B. a PVC:local DLCI number=1:1 I am trying to understan

Re: ISDN Backup

Why would you need to have primary router and backup router implementing HSRP even if you had primary interface and backup interface? You could do it with one router instead of two. jw --- michael owuor [EMAIL PROTECTED] wrote: Chris, What are the specific problems you are seeing the T1 comes

Re: Why not supernetting?

you elaborate on how traffic is getting from one subnet to another? Kevin Wigle - Original Message ----- From: "jeongwoo park" [EMAIL PROTECTED] To: "Groupstudy" [EMAIL PROTECTED] Sent: Wednesday, 08 November, 2000 17:13 Subject: Why not supernetting? Hi A

After supernetting!!

Hi all Let’s say there are 5 subnets (Class B/16 subnet mask) consisting of approximately 500 DHCP clients and 20 servers. Someone as a Network Expert suggested flattening the network. As a Network newbie, I simply followed the instruction from the book on how to supernet, and finally summarized

Why not supernetting?

Hi All, I am looking for advice on a LAN performance issue. i am running primarily NT4 and win2K boxes on a 100Mbit UTP Ethernet LAN. my servers are on static IPs on one subnet while my clients pick up DHCP addresses (assigned out of my control) in any one of half a dozen other subnets. file

Broadcast Suppression!!

Hi, I have a customer who wished to enable broadcast suppression for a new network we're building. Generally I've never used it - I normally like to keep switch configurations as simple as possible. However I have no reason to tell him not to. It's a good feature, and broadcast suppresion is

Speed performance!!

Hi all My file server is on 140.222.20.1/24 Clients are on these four subnets. 140.222.150.0/24 140.222.181.0/24 140.222.237.0/24 140.222.200.0/24 There is such a slow data transfer rate going from any of these 4 subnets to the subnet where the server is. All clients get DHCP ip addresses As a

Speed performance!!

Hi all My file server is on 140.222.20.1/24 Clients are on these four subnets. 140.222.150.0/24 140.222.181.0/24 140.222.237.0/24 140.222.200.0/24 There is such a slow data transfer rate going from any of these 4 subnets to the subnet where the server is. All clients get DHCP ip addresses As a

subinterface!!

hi Brian. I have a quick question from what you mentioned regarding multipoint subinterface that I have always been wondering about. You mentioned, "Point to multipoint" and it can communicate with many routers within that same subnet." Let's say there is a router in a headquarter, and 2 routers

Two DLCI numbers?

Hi all While I was reading a cisco book, I came across the fact that DLCI number has only local significance because there might be more than one DLCI number associated with one pvc. Why would any pve in frame relay network have two DLCI numbers? I know that DLCI number is given by frame relay

Re: Sub Interfaces

hi Brian. I have a quick question from what you mentioned regarding multipoint subinterface that I have always been wondering about. You mentioned, "Point to multipoint" and it can communicate with many routers within that same subnet." Let's say there is a router in a headquarter, and 2 routers

Who initiate backup link?

Hi all When the frame relay connection between HQ's router and branch office's router failed, which router would initiate backup link? which router detects the link failure first? what decides which router does first? I will appreciate your reply j.w

Re: Who initiate backup link?

Thanks for your response. I forgot to mention that primary link is frame-relay and backup link is isdn link. Our company has HQ in San Francisco, and 4 branch offices are located around bay area. Not as a network expert, but as a ccnp wannabe, I was curious which router would initiate isdn backup

RE: OSPF Demand Circuit...

Hi Louie I like to make sure if I understand your solution. The reason why it didn't make difference is that you didn't configure in the interface configuration mode. is that your reason? I will appreciate your reply. jeongwoo --- Louie Belt [EMAIL PROTECTED] wrote: Thanks! That would explain

Re: Can't Ping Local Serial Interface of 2610

Dear Ken and John I really appreciate your discussion. I really understood the concept of mapping between subinterface and DLCI number. I surly understood that in ptp connection, all the router need to know is which DLCI number is associated with given subinterface address. However, what is still

Re: Can't Ping Local Serial Interface of 2610

Dear Ken and John I really appreciate your discussion. I really understood the concept of mapping between subinterface and DLCI number. I surly understood that in ptp connection, all the router need to know is which DLCI number is associated with given subinterface address. However, what is still

Re: Can't Ping Local Serial Interface of 2610

Dear Ken and John I really appreciate your discussion. I really understood the concept of mapping between subinterface and DLCI number. I surly understood that in ptp connection, all the router need to know is which DLCI number is associated with given subinterface address. However, what is still

No Subject

__ Do You Yahoo!? Yahoo! Messenger - Talk while you surf! It's FREE. http://im.yahoo.com/ _ FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and

dialer interface as a backup link

Deal all I was wondering why some people use dialer interface as a backup interface. I think If there were serial interface as well as bri interface, serial can be used as primary and bri can be used as backup interface. Is there any advantage of using dialer interface as backup interface?

online test

hi could someone tell me the URL of cisco online test? thanks a lot. __ Do You Yahoo!? Get Yahoo! Mail - Free email you can access from anywhere! http://mail.yahoo.com/ _ FAQ, list archives, and subscription

RE: Cisco online testing

Hi as far as i know, It doesn't correct your wrong answer. does it? jeongwoo --- Carl Mirsky [EMAIL PROTECTED] wrote: I used the online tests for the BSCN and BCMSN, and found at least 5 questions on the exams to be identical to the ones online. I believe that the online questions are

what does this configuration mean?

HI all what does this configuration mean? Router(config)#interface S0 Router(config-if)#backup interface bri0 Does it mean that if S0 as a primary link fails, then this So interface will become bri0 interface as an backup link? or it means that another physical interface (here,bri0) will be

static route question ??

HI all. Situation: There is a central site in San Francisco, and four branches around Bay area. Since static route gives us faster traffic transmission, would it be the most desirable way to configure static route on all routers, regardless whether it is a central site router or branch office

Re: static route question ??

network. Priscilla Original Message Follows From: jeongwoo park [EMAIL PROTECTED] Reply-To: jeongwoo park [EMAIL PROTECTED] To: [EMAIL PROTECTED] Subject: static route question ?? Date: Mon, 11 Sep 2000 07:54:54 -0700 (PDT) HI all. Situation: There is a central site in San

Static route question !!

HI all. In configuring static route between a central site router and a branch office router, do we need to configure static route on both routers? or either of them? or only central site router? or only branch office router? and why? Thanks in adv.

what interface is necessary?

Hi all I have a quick question. In fact, central site router need modem to allow telecommuter to connet to a central site router. If this commuter changed modem to DSL, what interface or equipment does central site router need? Is it still modem? Thanks.

How can I get rid of broadcast storm?

Hi all Here is situation. We were trying to clone all the workstations over network in our computer lab. All workstations are set up to receive ip addresses from DHCP server, and an application server has static ip address( #.#.20.# subnet). This application server is located in our department

Re: How can I get rid of broadcast storm? Oz

Thanks for your reply Oz Yes That's exactly what we are doing. We are multicasting machine using ghost. Have you had a same experience before? Anything about this issue could be greatly appreciated. Thanks in adv. --- Oz [EMAIL PROTECTED] wrote: When you boot up the clients machines to be

DSL newbie

Hi all Here is situation. My friend got dsl from Northpoint. His roommate wanted to have dsl on his computer. So my friend bought netopia dsl router. Does he have enough equipment to get his roommate dsl? Of course, he knows he needs extra cables. any other missing things? Also, he had 3com sdsl

RE: DSL newbie

: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]] On Behalf Of jeongwoo park Sent: Friday, August 18, 2000 12:14 AM To: Groupstudy Subject: DSL newbie Hi all Here is situation. My friend got dsl from Northpoint. His roommate wanted to have dsl on his computer. So my friend bought netopia

Cable Question

Hi all Can someone tell me the difference of crossover cable and rollover cable? Are they same? just different name for same cable? Where are they used? Thanks in advance. jeongwoo __ Do You Yahoo!? Send instant messages get email alerts with

VLAN on 1900 switch.

Hi all Is it not possible to configure VLAN on standard edition? Does it have to be only enterprise edition? Thanks in adv. __ Do You Yahoo!? Kick off your party with Yahoo! Invites. http://invites.yahoo.com/ ___

VLAN on switch 1900 series!!

Hi all I was wondering if it would be possible to configure VLAN on Cisco switch 1900 or 2800 series? If not, from witch series is it possible? Thanks in adv. __ Do You Yahoo!? Kick off your party with Yahoo! Invites. http://invites.yahoo.com/

How can I have more ip addresses?

Hi all. My institute has 130.212.0.0 network address with 24 subnet masks. So, I know that we can have up to 2^8 subnets and 2^8 host ip addresses per a subnet. I was wondering if there is a way that we can have more ip addresses? thanks. jeongwoo

Switches and VLANs

hi olzak! I have a question. How can a pc in VLan 2 reach to a pc in Vlan 3 without hitting a router? As far as I know, router would interconnect different Vlans.(in your example, Vlan 2 and Vlan3). I mean, is it possible not to use a router to connect different Vlans, because it can be done

No Subject

HI all I have a question. Cisco recommends that there be one-to-one relationship between ip subnets and Vlans. When the number of devices on a Vlan exceeds the number of host ip addresses per configured subnet, more than one subnet can exit on a Vlan. Having said that, my question; There are two

subnet vs. Vlan

HI all I have a question. Cisco recommends that there be one-to-one relationship between ip subnets and Vlans. When the number of devices on a Vlan exceeds the number of host ip addresses per configured subnet, more than one subnet can exit on a Vlan. Having said that, my question; There are two

subnet vs. Vlan

HI all I have a question. Cisco recommends that there be one-to-one relationship between ip subnets and Vlans. When the number of devices on a Vlan exceeds the number of host ip addresses per configured subnet, more than one subnet can exit on a Vlan. Having said that, my question; There are two

telnet connection!!

HI all. I have a question. How many passwords can the router accept? Only one or many? Can several administrators have telnet connection to a router with several different passwords? I know that one router can have up to 5 vty ports (line vty 0 4). Can I say that each port can be setup with its

dhcp on router?

hi! all. I thought that the router only forwards the DHCP request from clients to DHCP server. So, can router dynamically allocate ip addresses for DHCP requesting clients without reaching to DHCP server? Then the router also should have same stack of all ip addresses on its memory.. How does

Multilayer Switching vs. External Router

HI all I have a quick question. Why would one think that Multilayer Switching(such as Catalyst 5000) is better than just external router, or vice versa? Is one faster than the other? Thanks in adv. jeongwoo __ Do You Yahoo!? Get Yahoo! Mail –

DHCP on Router!!

Hi all I heard that router had DHCP function. Is that true? if it is, which version is that? Thanks in adv __ Do You Yahoo!? Get Yahoo! Mail – Free email you can access from anywhere! http://mail.yahoo.com/ ___

RE: Tcp/ip question

PROTECTED] To: jeongwoo park [EMAIL PROTECTED] Sent: July 14, 2000 6:05:09 AM GMT Subject: RE: Tcp/ip question No that's not correct You can have a class B with subnet mask 255.252.0.0 but that's supernetting and alot more complicated then subnetting. It usually the last byte of the default t

RE: Tcp/ip question

help. jeongwoo --Original Message-- From: "KoenBeth" [EMAIL PROTECTED] To: jeongwoo park [EMAIL PROTECTED] Sent: July 14, 2000 12:56:52 AM GMT Subject: RE: Tcp/ip question I forgot to say how I remembered it If I saw a Class B IP Address and it had a /x less then 16 th

Re: Switch question

n the case of trunk ports, they can carry traffic from multiple VLANs, but the trunk port must connect to another device/interface that supports trunking. "jeongwoo park" [EMAIL PROTECTED] wrote in message 382203781.963167846726.JavaMail.root@web191-iw">news:382203781.963167846726.Ja

RE: Cisco routers and DHCP server

Here is full command that i know of. interface ethernet 0 ip address #.#.#.# *.*.*.* ( user subnet and subnet mask) ip helper-address ... -- DHCP server ip address hope it helps --Original Message-- From: "Richard" [EMAIL PROTECTED] To: [EMAIL PROTECTED] Sent: July 11, 2000 10:20:40

cisco homepage help!!

Hi everybody. I was trying to login on cisco homepage, but I couldn't. what is CCO? Should I be a cisco customer who has purchased cisco product to login to CCO? I am a CCNA. Does it qualify me to be CCO user? I have seen many links that I couldn't go through. Is that because I am not a CCO user?

Switch question

hi all I am a switch newbie. while i was studying about cisco switch, I came accross basic question. Q: Can a port belong to more than one VLAN? Does it have to belong to only one VLAN? port: VLAN1:1 relationship? or port: VLAN1:many relationship? or port: VLANmany:1 relationship? or

Qs on PVST, CST, and PVST+

Hi all I am in the middle of studying for BCMSN test. I read these concepts many times from the Karen Webb's book trying to understand.(Page 147-150) Unfortunately, it wasn't still clear for me to tell the difference and understand their adv and disadvantages. Can anybody clarify these concepts

space question

hi all do i need to have space here or not:between ethernet and 0 example: interface ethernet 0 or interface ethernet0 which one correct? Laura Cappell book is not consistent on this. somebody clarify this? thanks in adv. iWon.com

VLSM Question

I have a guestion regarding VLSM How many subnet addresses can be summarized by 172.108.168.0/21? how could you calculate it? thanks in advance. iWon.com http://www.iwon.com why wouldn't you?

ip unnumbered

Hi fellows could anybody explain to me what "ip unnumbered" command is, and how it is used? thanks in advance. iWon.com http://www.iwon.com why wouldn't you?

No Subject

Is this command "backup load 50 0" going to make backup line remain up indefinately? if not, what command will do that? iWon.com http://www.iwon.com why wouldn't you?