I read this a different way. I interpreted the author's
discussion of physical multicasting to mean multicast
routing. Multicast routing can be turned on and off individual
interfaces. Moreoever, when you get to the discussion on CCO
about optimizing multicast routing, there is this
It appears that the debug is indicating correct information.
Specifically, this message here:
06:26:47: Cause 13, Diag 67 (Not obtainable/Invalid
destination
address)
The debug goes on further to be more specific:
Serial0: X25 O P7 CLEAR REQUEST (5) 8 lci 1024 cause 13 diag
67 Cannot
Hi all,
What are differents between l3 switches with router ?
in fact, l3 switches can do routing with various protocols like ospf, bgp or
mpls.
is there any differents in archictecture for l3 switches and router ?
thanks for your attention.
thanks
sipitung
Message Posted at:
I want to know if it is possible to create Lock and Key Dynamic Access-List
on a PIX 520 Firewall. This is the problem I am trying to solve. We have a
RD network that has confidential information which we need to keep isolated
from all of the users on our corporate network except for a few
Hi,
For services like Telnet and FTP you can use the PIX's, Cut-Through proxy
function, but if you want a mechanism that can authenticate all services, as
far as I know you cannot do it.
Gil
-Original Message-
From: Bruce Williams [mailto:[EMAIL PROTECTED]]
Sent: Sunday, August 05, 2001
Hi folks...
I have made a senerio in which my network 192.168.1.0 is reach
to me by 3 AS-PATH , and this entry (192.168.1.0) is also installed in my
IGP rouing table but i cant ping anyone on the 192.168.1.0. here is the SHOW
IP BGP
2521#sh ip bgp
BGP table version is 10, local
Finally was able to login to CCIE Online scheduling - not sure if this had
anything to do with it - but i went to the galton website (for your cisco
career cert. status) and completed the cisco certification agreement v7.0. I
doubt that had anything to do with itanyways the facility does work
How about Inverse Mux?
Santosh Koshy wrote:
Hi All,
I have a slight dilemma to which I cannot seem to find a definitive
answer.. We have 4 circuits going from Canada to the US...
Is it necessary to terminate all the circuits into one router to do
per-packet load balancing.
--
i have router 3640 with 12m processorr memory and 4M I/o memory running ospf
process suddenly i can not telnet soemtimes it works sometimes not and when i
log to console i find that there is a problem in its memory allocation here
are some show comands it might help please advice as soon as
Yeah - I've had a similar problem with a 3640 running 11.x code. Up it
to 12.0.18 if you can and it should go away. Mine has been rock solid
ever since.
Other things I noticed, besides the intermitant connectivity, would be
that the whole box would hang while you were on it for periods of
I do think I was misunderstood here.
1. Classless addressing is the worldwide standard no matter what
Cisco says, and should be the default approach to address assignment.
2. Summarization/aggregation/supernetting should be used WHEN POSSIBLE,
but controlled exceptions can
Not serious, but the intellectual credit here goes to George Boole--as in
boolean arithmetic. Babbage/Lovelace machines were decimal.
At 02:01 PM 8/3/2001 -0400, Jennifer Cribbs wrote:
Is this serious?
I was under the impression that Ada Lovelace invented the binary counting
system. I was
yeah but i want urgent solution i do not have enough fash or RAM to upgrade
IOS and i'm suspecting a hardware failure so how can i know is it hardware
failure or just software hangs
Best Regards,
Mohammed Saro
Network Engineer
- Original Message -
From: Michael R. Eckhoff
To:
Sent:
At 10:01 PM 8/3/2001 -0400, Chuck Larrieu wrote:
as someone who once was in the position of managing help desk and system
admins, I have to butt in and say that the toughest problem I had in that
respect was getting people to think for themselves. I had employees whose
answer to everything was to
At 11:51 PM 8/3/2001 -0400, nrf wrote:
OK all - well, I'd like to wrap up my original post .For those who don't
know, I was the person who originally started this post on summarization,
and it has apparently taken a life of its own (I cringed when I first
started this thread because I had a
Generaly, memory leaks are not hardware related. They're code related.
Either way, the only real way of isolating them is process of
elimination. Which means, turn down extra services, update OS, etc.
Since I doubt you can turn down any extra services without impacting
your users,
Thanks for the info. That bug report says that it applies to X.25
encapsulated interfaces, which we don't have. The interface in question is
running frame relay at the moment.
The scary thing about that caveat--if it applies to frame relay, as well--is
that it means I can't upgrade our branch
Hi,
I have just acquired a 2nd user WIC-2T Card for my 3600 Router, but it does
not have the regular 60pin interfaces, which I was expecting to see.
Instead it has 2 x smaller, thinner female interfaces with 2 nuts on each
end for the cable connector to screw into.
The card is marked WIC 2T,
Group,
I am going thru' the OSPF section of this book and have a question :-
There is a Link ID of 192.168.30.8 appears on routers 'Goya' and 'Matisse'
ospf database, e.g. Figure 9.64 of page 525.
I cannot find this ip address on any of the routers used in the sample and
yet I can ping it from
Howard C. Berkowitz wrote in message
[EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
One compromise -- design your addressing plan hierarchically,
so if you do subsequently need to summarize, you don't need to
renumber.
Is there any case when using hierarchical addressing where you *wouldn't*
Should we have to include the EBGP link in the NETWORK command or just the
IGP or IBGP links when we are in router mode.
Message Posted at:
http://www.groupstudy.com/form/read.php?f=7i=14954t=14954
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FAQ, list archives, and subscription info:
Has you tried to monitor Catalyst 3524XL backplane utilization?
I tried Cisco_stack_mib such as .1.3.6.1.4.1.9.5.1.1.8 and
.1.3.6.1.4.1.9.5.1.1.32 but no response.
Any suggestion.
Thank you in advance
Lawrence
Message Posted at:
http://www.groupstudy.com/form/read.php?f=7i=14955t=14955
hey, Paul, what's going on?
now I'm more confused than ever. how does PIM relate to EIGRP behavior on
NMBA networks?
I interpreted the original question and CCO quote as discussing how EIGRP
sets its hello timers based on the physical/data link layer of SMDS or frame
relay, which can be
Hi
Yes that is what a WIC-2T is, nothing new or special about them. It uses the
smart serial interface. If you need cross-over or straight cables one place
you might look is www.pacificcable.com
HTH
--
John Hardman CCNP MCSE
Rashid Lohiya wrote in message
[EMAIL PROTECTED]">news:[EMAIL
503,504 and 505. cost $100 each right?
the foundation exam which covers 503,504 and 505 also costs $100?
if it doesisint this a nice way to save money if you are confident
enough?
i know there is no boson test to test you on foundation but still, you
can test yourself individually and if you
Chuck et al,
Comments within and below.
Get your own 800 number
Voicemail, fax, email, and a lot more
http://www.ureach.com/reg/tag
On Sun, 5 Aug 2001, Chuck Larrieu ([EMAIL PROTECTED])
wrote:
hey, Paul, what's going on?
Not much,
u need a smart serial cable 4 it.
- Original Message -
From: Rashid Lohiya
To:
Sent: Sunday, August 05, 2001 7:52 PM
Subject: New WIC 2T - Qurery [7:14951]
Hi,
I have just acquired a 2nd user WIC-2T Card for my 3600 Router, but it
does
not have the regular 60pin interfaces, which
can any body tell,
why we need spanning tree protocol per vlan
and vtp why it is needed what purpose it serves
thnx in advance
jd
__
Do You Yahoo!?
Make international calls for as low as $.04/minute with Yahoo! Messenger
more comments within and below ( nice phrasing, by the way )
-Original Message-
From: Paul Werner [mailto:[EMAIL PROTECTED]]
Sent: Sunday, August 05, 2001 10:26 AM
To: Chuck Larrieu; Cisco Mail List
Subject: Re: RE: Subject: EIGRP's interpretation of NBMA and disabling
[7:14934]
Chuck
in the case of a hub and spoke network, where implementing summarization on
the spokes (or rather, advertising of summaries out the interfaces of the
hub) yields extra configuration work with no real benefit?
in a small network, no matter what the topology, where the number of
routes is minimal,
Alex,
it is subnet on point-to-point link between Rubens and Chardin
- 192.168.30.3/29
Alex Lee wrote:
I am going thru' the OSPF section of this book and have a question :-
There is a Link ID of 192.168.30.8 appears on routers 'Goya' and 'Matisse'
ospf database, e.g. Figure 9.64 of page
- Original Message -
From: Santosh Koshy
To:
Sent: Sunday, August 05, 2001 4:06 AM
Subject: Re: Load Balancing... [7:14865]
Peter,
Here is the problem i am trying to solve
- I am located in Canada
- We have a data center in US. All our users use SAP, Web, FTP, and other
Message Posted at:
http://www.groupstudy.com/form/read.php?f=7i=14967t=14967
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Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]
Depends on your edge router you need a router that supports CEF
NBAR (3600, 7000, e.t.c.) with IOS 12.1(5) T or higher
Thanks,
Santosh
Russ Kreigh wrote in message
[EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
Message Posted at:
in a broadcast domain - which is defined in a switching environment (though
not always) by a VLAN. Thus spanning tree reduces this potential per VLAN. I
am sure there a myriad of other reasons..:)
VTP: one of the reasons is bandwidth - your access-links (that is links
between switches ) may
How would you block code red with CEF and NBAR?
On Sun, 5 Aug 2001 19:28:10 -0400, Santosh Koshy wrote:
Depends on your edge router you need a router that supports CEF
NBAR (3600, 7000, e.t.c.) with IOS 12.1(5) T or higher
Thanks,
Santosh
Russ Kreigh wrote in message
Dear all,
I am looking for some technical info. on cable modem
and cable data network, such as CMTRI, DOCSIS, RFI,
BPI+, cable network design, or how to handle two way
traffic (such as data, VoIP)or video on CATV network?
security issues, reliabilities...
Any info., guide or url would be
It appears that 16MB of RAM just isn't enough for your interface
requirements. During you sh mem it states that 97K is free, the MALLOC is
for 128K. This 128K of memory must be in a single contiguous chunk. The
largest chunk of memory is 33K. The number of interfaces on the router is
rather high,
Should be 192.168.30.8/29.
Sasa Milic wrote:
Alex,
it is subnet on point-to-point link between Rubens and Chardin
- 192.168.30.3/29
Alex Lee wrote:
I am going thru' the OSPF section of this book and have a question :-
There is a Link ID of 192.168.30.8 appears on routers 'Goya'
Actually, the CCNP Foundation cost $200.00. One thing to remember is that
there are ~150 questions and ~135 minutes which leaves less than a minute a
question.
Also Boson does have 2 foundation tests that you can buy.
Hope this help.
Cheers,
TD
wrote in message
[EMAIL PROTECTED]">news:[EMAIL
news.checkpoint.com cp.products.firewall-1
Gaz
Provost, Robert wrote in message
[EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
Sorry, off topic --
Does anyone know of a list like this for Checkpoint?
Thanks for your help,
Rob Provost
Message Posted at:
Let me explain...
1) the methodoly used is a subset of NBAR called class based marking
feature, which is available in ver 12.1(5)T or higher...
2) you must enable cef before you configure NBAR
go to the following link for more info
There is no method sufficiently granular to stop Code
Red or CodeRed II using ACLs without blocking all
related non-attack traffic... what you really need is
a stateful firewall that can block http GET requests
that contain default.ida.
Geoff Zinderdine
CCNP MCP CCA
MTS Communications
---
I found the Ciscopress books Residential Broadband and OpenCable
Architecture to be helpful.
For information on the Cisco implementation of cable data networks, you may
want to read tech data on the ubr7200 series routers. If I am not mistaken,
Cisco controls 70%+ of the cable data network
www.google.com is a good start.
Also try itprc.com
FWIW Real names get real responses.
-Original Message-
From: lovelife [mailto:[EMAIL PROTECTED]]
Sent: Sunday, August 05, 2001 7:01 PM
To: [EMAIL PROTECTED]
Subject: about cable data network [7:14971]
Dear all,
I am looking
The NETWORK command in the Router BGP configuration mode is to inject local
internal routes learned via an (IGP) Interior Gateway Protocal Routing
protocal i.e. OSPF,EIGRP... into its BGP routing table. Because IBGP
connections do not need to be directly connected and needs an IGP to get to
its
Here's the link I got the quote from:
http://www.cisco.com/univercd/cc/td/doc/product/software/ios122/122cgcr/fipr
_c/ipcprt2/1cfeigrp.htm#xtocid2271313
Check out the third paragraph for the quote.
-- Leigh Anne
-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL
What is the SH IP BGP output on router 192.168.4.1 ? Give me the Show ip
route and IP BGP route.
Andrew
Message Posted at:
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Hi,
There are two eBGP border routers, each configured to run as route
reflector. One problem I noticed is that the routes from external AS
will be passed to the RR client without the any change to nexthop by the
border router. Thus the nexthop of this routes remain as the interface
addr of
Hi,
There are two eBGP border routers, each configured to run as route
reflector. One problem I noticed is that the routes from external AS
will be passed to the RR client without the any change to nexthop by the
border router. Thus the nexthop of this routes remain as the interface
addr of
Hi all,
Bad hop count happen when there is a high number of packets with a bad hop
count.The cause is possible due to a backdoor bridge between segments.My
question is what is a backdoor bridge between segments?
Muhammad
Message Posted at:
Geoff,
Thats exactly the method that was mentioned earlier...The solution
they have proposed is designed to work in conjunction with the Microsoft
patch to block the Code Red HTTP GET requests at a network ingress point. It
looks for keywords and blocks if it finds a match. Here is an
Hi,
There are two eBGP border routers, each configured to run as route
reflector. One problem I noticed is that the routes from external AS
will be passed to the RR client without the any change to nexthop by the
border router. Thus the nexthop of this routes remain as the interface
addr of
Usually bad hop counts happen when a packet from a remote network whose
source is not comming from the local gateway router. Which means there is a
layer 2 connection between the two segments, in which you need to enable STP
to automatically weed this out and put the port in a disabled state.
hi all,
right, bit of an odd one maybe...
i am in a situation whereby i have a a datacentre architecture with
mixed-vendor (cisco/foundry) kit. i have multiple cisco 6509s as
distribution-layer, and a pair of foundry BigIrons as core (dual trunk
uplinks, etc.). can i run pVLANs on the
hi,
can any one tell me a good news group of sun and unix
Message Posted at:
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My message for STP should have mentioned: Broadcast loops and bridge table
corruption in a broadcast domain.
Oliver Nadalin wrote in message
[EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
in a broadcast domain - which is defined in a switching environment
(though
not always) by a VLAN. Thus
Well, I had a chance to do a little testing on this situation.
It seems what Cisco really meant to say was, physical
multicasting or physical broadcasting. PIM specifically had
nothing at all to do with it.
When I set up the frame cloud to test this, it was not readily
apparent my test was
u need to use a smart serial cable for it..
Surya.
- Original Message -
From: Rashid Lohiya
To:
Sent: Sunday, August 05, 2001 9:22 PM
Subject: New WIC 2T - Qurery [7:14951]
Hi,
I have just acquired a 2nd user WIC-2T Card for my 3600 Router, but it
does
not have the regular 60pin
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