This Sunday has been quiet on the list. In fact most days are quiet on this
list these days. This brings to mind a question I have had for a while. If
anyone has anything on this I would appreciate hearing from you. The
question is, in this down book market how many copies do the books published
by
Are they concerned about what is in the traffic going back and forth
from the wireless users to the wired network? In other words
interception of the signal. Or is it a desire to isolate the wireless
from the wired side of the network. If isolation is what is needed, it
would seem a lot easier to p
Interesting. I have used both products as well and I found the
interface, filter, and capture functions to be just the opposite. In
that the EtherPeek filters and capture seemed counterintuitive, whereas
Sniffer was obvious. The Sniffer interface seems to have things exactly
where I expect them to
RJ-45 and RJ-48 as used for a T1 circuit are effectively the same. As
long as the distance is not too great from the demarc to the router, Cat
5 UTP cable can be used. For long distances, shielded UTP is called for.
-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Be
While reading Priscilla's book on Campus Area Network Troubleshooting, which
is an excellent book that I highly recommend, it and other sources state
that the Packet Error Rate should be measured for a WLAN. The problem is I
cannot find anything at a reasonable price to use to measure such a thing
In my studies for the Cisco wireless test I keep running across the term
RSSI - Received Signal Strength Indicator. Is this something different from
just the signal strength in dBms as shown by most utility programs? For
example in the site monitor part of the Orinoco Gold card it shows the
signal
Could you contact me off list please. It is concerning adopting your book on
campus networks for a course I teach.
Ken Chipps
[EMAIL PROTECTED]
Message Posted at:
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FAQ, list
I will try this on Friday evening and let you know if it works.
-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]] On Behalf Of
Angel Leiva
Sent: Wednesday, January 15, 2003 11:29 PM
To: [EMAIL PROTECTED]
Subject: RE: Cisco 3640 Router ATM PVC Problem [7:61077]
Thank yo
ilmi.
> The 'atm pvc'
> does
> have a vcd and can support ilmi, qsaal, and all the atm
> adaptation layer
> protocols.
> Something else to look at!
>
> -Original Message-
> From: Ken Chipps [mailto:[EMAIL PROTECTED]]
> Sent: Thursday, January 16, 200
:[EMAIL PROTECTED]]
Sent: Wednesday, January 15, 2003 3:22 PM
To: 'Ken Chipps'; '[EMAIL PROTECTED]'
Subject: RE: Cisco 3640 Router ATM PVC Problem [7:61077]
You said that you got the sample configuration from cisco. Do you have
the link?
I would like to look at something. My
/y "should" work, which leads me to wonder about your
> > IOS version. What
> > are you running? what is the image name?
> >
> > I do not see an "atm pvc" command in the 12.1 command reference.
> >
> > also you mention something about connec
stethernet
interfaces.
-Original Message-
From: Ken Chipps [mailto:[EMAIL PROTECTED]]
Sent: Wednesday, January 15, 2003 1:40 PM
To: [EMAIL PROTECTED]
Subject: Cisco 3640 Router ATM PVC Problem [7:61077]
I am attempting to setup a PVC between two Cisco 3640 Routers connected
back
to back. The inter
I am attempting to setup a PVC between two Cisco 3640 Routers connected back
to back. The interface is an OC3 card. Whenever I issue the PVC command on
the ATM interface it says a PVC is not supported. If I use the ? to see for
supported commands for the interface, no PVC command is listed. Is ther
We have three 8510 MSRs in a lab environment, that we will be using
beginning in a few weeks. What kind of problems are you having?
-Original Message-
From: [EMAIL PROTECTED] [mailto:nobody@;groupstudy.com] On Behalf Of
Ellis, Andrew
Sent: Wednesday, October 23, 2002 6:25 PM
To: [EMAIL PRO
I like pdf format myself. I often print out a few pages or a chapter to
study from. Then I can highlight different parts for different areas of
study. This avoids messing up the original book. I have done this may times
with the Lanmmle books, all of which I paid for myself. In fact, I am doing
th
One, unless early token release is in effect. Assuming I am remembering
my old Token Ring stuff right.
""Tim Metz"" wrote in message
[EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
> While doing some token ring reading I realized that I have no idea how
many
> tokens can be on the ring at one time.
As I recall from the old days of using Token Ring there was some reaaon you
could not just make these. You have to buy them already made. Something to
do with the circuitry. I can look in my Token Ring stuff, after I blow off
the dust, if anyone really wants to know. Assuming I am remembering this
TECTED]">news:[EMAIL PROTECTED]...
> Hopefully none!!!
>
> ATM is mostly dead in the LAN with the advent of 100/1000M ethernet
> and 10G starting to trickle out.
>
> I know someone will point out and exception but it will be the
> exception not the rule.
>
>
I have been reading up on how to configure ATM on Cisco equipment. In
particular I have been looking at examples of how ATM is used in a campus
network, such as to connect two buildings. The Cisco documents for the 8510
MSR for example discuss configuration using LANE clients, MPOA, Classical
IP,
I ran into the same problem. So I put this together to document what I
found through trail and error and the few books on the subject.
Look it over and tell me what you think.
The link is www.chipps.com/Firewall.ppt
This is a PowerPoint file.
-Original Message-
From: [EMAIL PROTECTED]
Try this list. It is extracted from a PowerPoint presentation, which is why
the formatting is odd looking. http://www.chipps.com/Periodicals.htm
-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On Behalf Of
Chuck Larrieu
Sent: Monday, July 16, 2001 10:31 AM
To: [EMAIL
What is the source of this information on the sublayers of the layers in the
OSI model? Is this information that is readily available? Do other layers of
this model, besides the IEEE defined sublayers of the Data Link layer, have
sublayers assumed as well? In other words, where can I find more inf
Does anyone have any figures for the MTBF and MTTR for common WAN lines such
as a T1?
Message Posted at:
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FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.
An excellent book on this subject is High Availability Networking with Cisco
by Vincent Jones ISBN 0201704552.
-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On Behalf Of
Priscilla Oppenheimer
Sent: Thursday, May 31, 2001 3:11 PM
To: [EMAIL PROTECTED]
Subject: Re: Re
Start Frame Delimiter
Destination Address
Source Address
Length
802.2
SNAP
Data
CRC
Hope that helps.
Priscilla
At 12:36 AM 5/29/01, Ken Chipps wrote:
>I am confused about which Ethernet frame type everyone uses wit
I am confused about which Ethernet frame type everyone uses with TCP/IP
today. I understand that there are four different types. I see from the
Cisco website that they talk about only two of these four. The two they
discuss are called Ethernet and IEEE 802.3. The one Cisco calls Ethernet has
the f
netstat -a
If you find out how to track down what the various ports are really being
used for, let me know. I asked about this a while back. So far no one has
suggested anything useful except for monitoring and asking security related
lists.
-Original Message-
From: [EMAIL PROTECTED] [m
Everyone thinks RFC 1149 is a joke, but I have seen many actual IP packets
deposited by the avian carriers. It is quite a ubiquitous transmission
method. It is in wide use all over the United States especially in large
cities. Just look at any car parked under a tree or any city park. The
problem
Yeah it could definitely work. If it is hooked up in an older house with
metal pipes it would go over a SVC - Steel Virtual Circuit and in newer
houses with PVC pipe it would be a PVC - Plastic Virtual Circuit.
Also what does this say about all of us? Is this all we have to do late on a
Friday ni
They are called Media Filters. A search using media filter on google.com
turned up several companies. But yes they are getting hard to find and the
price is going up all the time.
-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On Behalf Of
Brian Lodwick
Sent: Thursda
Do you mean an IBM Type 1 cable to UTP Category 5 cable conversion or Token
Ring to Ethernet as both Token Ring and Ethernet can run over the same UTP
cables? I have done many of both.
-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On Behalf Of
Plantier, William (Spe
Regardless of the location DeVry has an excellent program in
Telecommunications Management which deals specifically with computer
networking and voice at all levels. Look at
http://www.devry.edu/f_acad_prog.html. Those are underlines in the URL.
-Original Message-
From: steve billy [mailt
DeVry offers a degree in Telecommunications Management. Look here for more
information http://www.devry.edu/f_acad_prog.html Watch the URL those are
underlines in what look like spaces.
-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On Behalf Of
jay smith
Sent: Satur
These things are called media filters. You need one that goes from a data
connector to RJ45 connector. This sort plugs into the MAU. There is another
type that plugs into the DB9 connector on the NIC. I looked around for you,
but could only find the ones that go on the NIC, not any that go on the
A U is 1.75 inches high. The 2500 is about 1U.
-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On Behalf Of
Dennis
Sent: Friday, January 19, 2001 9:22 PM
To: [EMAIL PROTECTED]
Subject: equipment rack
question:
an ad for an equipment rack states that it is 20U. ho
To Daniel
Yes, from further research I believe it does have more to do the way the
connector is wired and then used rather than the physical shape and size of
the connector.
To Howard
When I saw it in the CFR, I thought that it must relate back to the
Carterphone decision and all of the deregula
At what layer or layers are trailers added during the process of
encapsulation as described by the OSI model? Is the only trailer the CRC for
error checking? Is the CRC trailer added at the Data Link or the Physical
layer?
___
UPDATED Posting Guidelines: http://www
Any 10BaseT type Ethernet connection between any two devices without the use
of a hub requires a crossover cable.
-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On Behalf Of
Roman
Sent: Sunday, July 23, 2000 1:34 PM
To: [EMAIL PROTECTED]
Subject: Stupid question..
On
any architecture or topology you must consider the logical layout and the
physical layout. Ethernet is logically a bus. Token Ring is logically a ring.
Ethernet is physically a bus - as in 10Base5 and 10Base2 - or a star - as in
10BaseT. The bus arrangement of Ethernet makes
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