,
the general consensus is that unless you need a partial or full mesh, or
IP-QoS within the SP network, traditional Frame Relay in a hub-and-spoke
design is still the better alternative. YMMV.
Irwin
--
Irwin Lazar
Senior Consultant and Practice Manager, Burton Group
www.burtongroup.com
[EMAIL
Hi Stanzin,
See www.mplsrc.com/vendor.shtml for links to Cisco VPN configuration
information.
irwin
-Original Message-
From: Stanzin Takpa [mailto:[EMAIL PROTECTED]]
Sent: Wednesday, February 20, 2002 2:49 PM
To: [EMAIL PROTECTED]
Subject: MLPS-VPN requirements [7:35972]
Hi !
Before you go for a solution you need to understand the requirements. What
is the threat from attack? What can be lost? What is the impact on the
business?
If you can demonstrate sufficient requirements for an IDS, selling a
solution to management should be easy.
Irwin
--
Irwin Lazar
There is another public domain IDS at http://www.icir.org/vern/bro-info.html
it is also worth checking out http://www.networkintrusion.co.uk/ids.htm for
a detailed list of IDSs
irwin
-Original Message-
From: Patrick Ramsey [mailto:[EMAIL PROTECTED]]
Sent: Thursday, February 21, 2002
I don't believe the standard has been ratified. However, draft standards
are available at:
http://grouper.ieee.org/groups/802/11/index.html
Irwin
-Original Message-
From: Simon Yang (ITeX) [mailto:[EMAIL PROTECTED]]
Sent: Thursday, February 14, 2002 12:29 PM
To: [EMAIL PROTECTED]
Check out the MPLS FAQ:
http://www.mplsrc.com/
There is a complete list of carriers who have already publicly announced
MPLS implementations.
Irwin
-Original Message-
From: R B [mailto:[EMAIL PROTECTED]]
Sent: Wednesday, June 27, 2001 4:40 PM
To: [EMAIL PROTECTED]
Subject: Help on
[ The following text is in the iso-8859-1 character set. ]
[ Your display is set for the US-ASCII character set. ]
[ Some characters may be displayed incorrectly. ]
There is a section of IS-IS tutorials supporting documentation at:
www.itprc.com/routing.htm
Irwin
-Original
article on what to do after certification:
http://Networking.ittoolbox.com/documents/document.asp?i=1898
Message Posted at:
http://www.groupstudy.com/form/read.php?f=7i=9407t=9407
--
FAQ, list archives, and subscription info:
Hmmm, some fellow named Berkowitz or something like that wrote a fairly
decent book on the topic. :-)
Seriously,
I highly recommend Designing Addressing Architectures by Howard Berkowitz.
I've also heard good things about Cisco IP Addressing by Lou Rossi.
Irwin
-Original Message-
There are lots:
Lucent's QIP
Checkpoint's NetID
Cisco's Network Registrar
There are others as well, but those three are the major players (IMHO).
Irwin
-Original Message-
From: Riera, Alvaro (4152) [mailto:[EMAIL PROTECTED]]
Sent: Friday, June 01, 2001 2:27 PM
To: [EMAIL PROTECTED]
check out:
http://mail1.inaxx.net/guest/RemoteListSummary/Equipment_List
irwin
-Original Message-
From: Watson, Rick, CTR, OUSDC [mailto:[EMAIL PROTECTED]]
Sent: Friday, June 01, 2001 2:25 PM
To: [EMAIL PROTECTED]
Subject: Refurbished Cisco gear... [7:6803]
I need some local
Another thing to keep in mind is your directory strategy, we're seeing a lot
of our customers trying to correlate Microsoft Active Directory roll-outs
with their DNS/IP Addressing strategy.
Irwin
-Original Message-
From: Kelly Hair [mailto:[EMAIL PROTECTED]]
Sent: Friday, June 01, 2001
However, if I only have one WAN circuit coming into the facility, it can
only be connected to one router at a time, right? So, if the active
router fails, how does the WAN connectivity fail over, short of an
operator moving the cable to the second router? I'm not trying to address
WAN circuit
FWIW, I've put every IS-IS resource I can find on:
www.itprc.com/routing.htm
Irwin
-Original Message-
From: Andy Harding [mailto:[EMAIL PROTECTED]]
Sent: Thursday, May 31, 2001 1:53 PM
To: [EMAIL PROTECTED]
Subject: IS-IS queries [7:6638]
as we seem to be getting more IS-IS stuff on
I don't think so, there really isn't a market for lambda routers at the
moment (I think Lucent just sold its first Lambda Router, after over a year
since the announcement).
The money is still in selling T1's T3's, thus the demand is for edge
products that groom T1/T3 into optical trunks. There
Here's another:
http://www.networkmagazine.com/Tutorials/FDDI_Fundamentals.html
I just came across this link in the search for information
about FDDI, and
4B/5B. Thought I'd share it with the group. It's an oldie,
but a goodie.
Chris
A collegue of mine wrote an article some time back entitled MPLS: Desert
Toping or Floor Wax
MPLS originally was created to solve the problem of slow, software-based
routers. Hardware-based (aka Layer 3 switches) routers alleviated that
requirement. Since then MPLS is being used for all sorts
I've recently come across the debate with one of our customers over the
below approach, versus using just an OSPF backbone. Their engineers are
pushing for the BGP approach, I'm trying to understand the benefits. This
message helps a lot!
Couple of questions though:
Is it possible to provision
Just to clarify, most other vendors are now heading down the RSVP-TE road
for MPLS LDP provisioning (or at the very least, they are agreeing to
support RSVP-TE). The RSVP-TE vs. CR-LDP argument seems to finally be dying
down.
It should be noted that RSVP-TE is only for path creation and setup,
p1_c/1cisis.htm
Irwin
-Original Message-
From: NRF [mailto:[EMAIL PROTECTED]]
Sent: Saturday, May 19, 2001 3:45 AM
To: [EMAIL PROTECTED]
Subject: Is there any really good IS-IS reference out there? [7:5100]
Does anybody know of any really good literature about IS-IS?
Not
/ios113ed/113ed_cr/np1_c/1cisis.htm
Cisco also has an IS-IS technology overview at
/univercd/cc/td/doc/cisintwk/ito_doc/osi_rout.htm
If these don't make it through the list filter, e-mail me directly.
Irwin
-Original Message-
From: Irwin Lazar
Sent: Saturday, May 19, 2001 12:33 PM
This is not a company that I would want to do business with. :-)
Maybe it is just me, but if you only have one connection to your ISP, I
don't see any reason for BGP.
Irwin
-Original Message-
From: Rizzo Damian [mailto:[EMAIL PROTECTED]]
Sent: Friday, May 18, 2001 9:39 AM
To: [EMAIL
see www.itprc.com/datalink.htm for TR info.
Irwin
- Original Message -
From: Ryan Ngai Hon Kong
To:
Sent: Friday, May 18, 2001 2:44 AM
Subject: Request for Token Ring papers. [7:4960]
Good day,
I had attempted the written exam today and flung it with 59% score.
Surprisingly I
There are about 25 service providers currently running MPLS in their
networks. MPLS is here, and has already reached the humble engineers. :-)
Irwin
-Original Message-
From: Stephen Skinner [mailto:[EMAIL PROTECTED]]
Sent: Friday, May 18, 2001 11:36 AM
To: [EMAIL PROTECTED]
Subject:
Have you looked into any of the off-net VoIP services from companies such as
Concert? They will basically route your long distance calls over their VoIP
network at a rate far below traditional toll services. This type of service
eliminates the need for you to roll your own VoIP infrastructure.
for book recommendations as well as links to info on Voice Data.
Irwin
-Original Message-
From: Ravi Kumar [mailto:[EMAIL PROTECTED]]
Sent: Saturday, May 12, 2001 7:39 AM
To: [EMAIL PROTECTED]
Subject: VoIP books [7:4260]
hi
can any body suggest me one good book for VOIP?
tanx
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED]]
Sent: Monday, May 14, 2001 10:59 AM
To: [EMAIL PROTECTED]
Subject: Sniffer Resources [7:4410]
Okay all you networking pros out there. Does anybody know of any good
Network General Sniffer resources? More
hmm, let's try that again - www.itprc.com/voice.htm
this is my voice/data page, along with recommended book links.
-Original Message-
From: Chuck Larrieu [mailto:[EMAIL PROTECTED]]
Sent: Monday, May 14, 2001 6:36 PM
To: Irwin Lazar
Subject: RE: VoIP books [7:4260]
Victim
on
providing VoIP, 802.11b is probably not a good choice. However, if all you
have are a few users in a location who need to access e-mail and the web,
and who frequently travel to conference rooms, then 802.11b is a good
alternative.
Irwin
-
Irwin Lazar - [EMAIL PROTECTED]
Senior Consultant
Chuck,
Couple of different approaches to the below:
- on F/R links, you can set low priority packets to be discard eligible,
though I'm not sure that very many frame relay SPs support this
- features such as Random Early Discard/Detect are often employed on links
subject to congestion to avoid
, it is worth a visit -
www.ciscoworldmagazine.com
-
Irwin Lazar - [EMAIL PROTECTED]
Senior Consultant, The Burton Group
Office: 703-742-9659
Cell: 703-402-4119
http://www.tbg.com/
The Ultimate Resource For Network Architects
Message Posted at:
http://www.groupstudy.com/form/read.php?f
I've also got some Token Ring info at www.itprc.com/datalink.htm. The Token
Ring FAQ is pretty good.
BTW, it still amazes me how much TR there is out there in the world. One of
our larger enterprise customers still has 20-30% of their PC's on token
ring. Of course, they now want to run
BTW, there are several "illegal" AS numbers that can be used, but like
"private" IP address blocks, they aren't supposed to be routed on the
Internet. For the life of me, I don't recall the RFC that designates the
numbers.
Irwin
-Original Message-
From: Howard C. Berkowitz
my web site at www.itprc.com contains many links to technology tutorials and
white papers.
I'd recommend http://www.webtorials.com/ as well
Irwin
-Original Message-
From: Winchester, Derek [mailto:[EMAIL PROTECTED]]
Sent: Friday, April 13, 2001 5:49 PM
To: [EMAIL PROTECTED]
Subject:
The default configuration for most devices is to auto-sense, that is if a
10/100 device is talking with another 10/100 device, they will sense that
they are both capable of 100 Mpbs operation and then operate at the higher
speed (they will also sense full/half duplex).
Most NICs, routers and
I need to turn on NAT in a 2500 running Firewall IOS 11.3. It's been a year
since I touched a router, so I wanted to run the config by the group for a
sanity check. (addresses have been changed to protect the innocent)
Here's what I'm trying to do:
NAT pool (legal addresses) 203.181.70.65 to
-Original Message-From: Irwin Lazar
[mailto:[EMAIL PROTECTED]]Sent: Wednesday, November 29, 2000 3:35
AMTo: 'Palis Michael'; Group Study; CISCOSubject: RE:
Ip management
There are lots of good ones out there. Check out Lucent's QIP,
Checkpoint's NetID, and Cisco's
There
are lots of good ones out there. Check out Lucent's QIP, Checkpoint's
NetID, and Cisco's Network Registrar to name a few. If you search back
issues of Network Computing, you'll find a couple of product comparisons and
reviews.
irwin
-Original Message-From: Palis Michael
RFC
2547 only covers VPNs using MPLS BGP. There are lots of other
alternatives out there.
I do
have a collection of VPN resources on my web site at www.itprc.com/vpn.htm
Irwin
-Original Message-From: Ikpasa, Kerry
[mailto:[EMAIL PROTECTED]]Sent: Tuesday, November 21, 2000
Good
point. We generally define VPN's in one of three ways:
-
remote access VPN's - used for folks to reach corporate networks via their home
or mobile Internet connection
-
point-to-point intranet VPN's - used to replace traditional leased line services
(or frame relay)
-
point-to-point
have a look at my wireless page at www.itprc.com/wireless.htm for resources.
irwin
-Original Message-
From: McMasters, Eric [mailto:[EMAIL PROTECTED]]
Sent: Friday, November 17, 2000 1:44 PM
To: '[EMAIL PROTECTED]'
Subject: Broadband Wireless...
Hey there everyone I was
I've got a couple of links to info on IS-IS on the routing page of my web
site at www.itprc.com/routing.htm
irwin
-Original Message-
From: mn [mailto:[EMAIL PROTECTED]]
Sent: Tuesday, November 14, 2000 9:32 AM
To: [EMAIL PROTECTED]
Subject: know any good IS-IS websites
Hello
See: http://www.kensingtongroup.com/Links/companies.html for a listing of
research and analysis firms, many of which offer consulting services as
well.
Irwin
-Original Message-
From: Steven Dangerfield [mailto:[EMAIL PROTECTED]]
Sent: Monday, November 13, 2000 5:23 AM
To: [EMAIL
Your instructor is one of the all-too-large group of people who try
to coerce things into a simplistic OSI model. Priscilla calls this
coercing protocols into OSI layers. It's really not the fault of OSI,
because there are documents that supplement the original model, such
as the
Hello,
can anyone give a hint or advice `?
We have to determine how much line bandwidth is needed to run some
application over WAN.
That is, we were asked: "Here is a client application X. We
plan to install
75 machines running X at remote office. Is 128K line enough
for this or do
AFAIK, DNS does not use random ports, however just like most TCP session,
the source port will always be a random port above 1023.
The below in-bound ACL will permit your site to access a remote DNS server.
access-list 100 permit udp host x.x.x.x eq 53 any
(of course, replace the X's with
See: http://www.groupstudy.com/list/jobs.html
-Original Message-
From: Joseph W. [mailto:[EMAIL PROTECTED]]
Sent: Tuesday, October 31, 2000 1:27 PM
To: [EMAIL PROTECTED]
Subject: Jobs in DC
Hello everybody,
I am a a CCNP in the Wahington, D.C. area and I am looking
for a
I hate to jump into this, especially considering my distaste for Al Gore,
but the claim that Gore said he "invented" the Internet is a lie that has
been spread by those on the right side of the political spectrum for most of
the last year.
Gore's statement that ``During my service in the United
I'd argue that wireless LANs are wonderful for small offices and users who
move around offices a lot. We use the Apple Airport/Oronco WaveLAN cards
here in our office (of about seven people).
For large offices, I'm not sure that wireless LAN's are the best option, to
paraphrase Howard, it
2. Mobile wireless is fraught with issues. How do you get a
new IP address
when you move from subnet to subnet? (Of course, that's not too
straightforward on wired either, come to think of it.)
Priscilla
most of the implementations of WLAN's that we've seen put all the base
stations in
Something to note, the 11MB is shared by all users of the base station, they
don't each get 11MB.
Irwin
Slow? How many end-users (not servers or datacenters)
really need more
than 10 megabit of bandwidth? Unless you are an engineer or architect
pushing around 100 meg Autocad files
Mike,
The below article by our research director might be of use to you:
"Wireless LANs come of age" -
http://www.tbg.com/Promo/Articles/BCR_3_2000.htm
Irwin
-Original Message-
From: Michael Linehan [mailto:[EMAIL PROTECTED]]
Sent: Monday, October 30, 2000 4:53 PM
To: Dale Holmes;
- ATM LANE
Wow!
_
FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html
Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]
"Bridges Routers and Interconnections", by Radia Perlman is a good start.
But specifically, what Layer 2 technology are you most interested in?
Ethernet? ATM? Frame Relay? I've found "Switched and Fast Ethernet" by
Robert Bryer and Sean Riley to be a pretty good book if your focus is on
"Bridges Routers and Interconnections", by Radia Perlman is a good start.
But specifically, what Layer 2 technology are you most interested in?
Ethernet? ATM? Frame Relay? I've found "Switched and Fast Ethernet" by
Robert Bryer and Sean Riley to be a pretty good book if your focus is on
This one is supposed to be good:
http://www.amazon.com/exec/obidos/ASIN/1578700817/102-7975234-4076948
Also see my web site at www.itprc.com/wireless.htm for links to wireless LAN
(and WAN) info.
Irwin
-Original Message-
From: David Visick [mailto:[EMAIL PROTECTED]]
Sent: Wednesday,
It may be bi-directional CIR, meaning 32kb one direction, 56kb the other.
Many service providers offer this type of configuration.
CIR is what he is guaranteed, anything above that might not be available.
I'm not aware of any service providers that currently implement frame relay
discard though.
have a look at:
- http://www.cursos.telemidia.puc-rio.br/cursos_cce/cursotcp/CIDR-FAQ.HTM
- http://www.learntosubnet.com/
- http://www.3com.com/nsc/501302s.html
- www.itprc.com/tcp_ip.htm
In your below example, the "7" is an inverse mask for 248. (255-7=248)
Irwin
-Original
have a look at:
http://www.amazon.com/exec/obidos/ASIN/0072120274/102-7975234-4076948
-Original Message-
From: hal9001 [mailto:[EMAIL PROTECTED]]
Sent: Tuesday, October 24, 2000 6:12 PM
To: Robert Hanley; Irwin Lazar; [EMAIL PROTECTED]
Subject: Re: Off Topic - Nortel Networks
Thanx all
Most times that I've seen this type of thing, it ends being a mis-configured
subnet mask on the remote workstation. Verify that the machine that you are
trying to ping is properly configured.
irwin
--
Irwin Lazar, Senior Consultant
The Burton Group - http://www.tbg.com/
e-mail
What about "Interconnections: Bridges, Routers and Switches" by Radia
Perlman?
-Original Message-
From: Pradeep Kumar [mailto:[EMAIL PROTECTED]]
Sent: Sunday, October 22, 2000 4:36 PM
To: [EMAIL PROTECTED]
Cc: [EMAIL PROTECTED]
Subject: Would like to write a book on Layer 2
Have a look at Cisco Quality of Service manager. I believe it provides this
functionality.
Irwin
--
Irwin Lazar, Senior Consultant
The Burton Group - http://www.tbg.com/
e-mail: [EMAIL PROTECTED] mailto:[EMAIL PROTECTED]
phone: 703-742-9659
"The Ultimate Resource For Ne
thought I'd pass this along. It is a Linux based firewall that runs on a
Cisco 2500.
http://tankgirl.kurtis.pp.se/uClinux-cisco2500/index.html
_
FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html
Report misconduct and
See:
http://www.3com.com/nsc/200374.html
-Original Message-From: Asad Jafari
[mailto:[EMAIL PROTECTED]]Sent: Tuesday, October 17, 2000 4:05
PMTo: [EMAIL PROTECTED]Subject:
VLAN's
Hello All,
I have some questions about VLAN. Can someone
send me a good resource for VLAN
See: http://www.nortelnetworks.com/servsup/certification/
--
Irwin Lazar, Senior Consultant
The Burton Group - http://www.tbg.com/
e-mail: [EMAIL PROTECTED] mailto:[EMAIL PROTECTED]
phone: 703-742-9659
"The Ultimate Resource For Network Architects"
-Origin
on optical networking technologies (September I believe).
Irwin
--
Irwin Lazar, Senior Consultant
The Burton Group - http://www.tbg.com/
e-mail: [EMAIL PROTECTED] mailto:[EMAIL PROTECTED]
phone: 703-742-9659
"The Ultimate Resource For Network Architects"
-Origin
see: http://www.itprc.com/qos.htm for my list of recommended books on these
topics.
Also, have a look at Dr. Pete Welcher's article on Cisco IOS 12.x QoS
features at http://www.mentortech.com/learn/welcher/papers/newqos121.html
irwin
-Original Message-
From: Stull, Cory
I've got a fairly extensive collection of links to VoIP information at
http://www.itprc.com/voice.htm. There is also a list of book
recommendations on that page.
Irwin
-Original Message-
From: Doug Guth [mailto:[EMAIL PROTECTED]]
Sent: Wednesday, October 11, 2000 8:19 PM
To: [EMAIL
Jack,
One book to look at is Designing Large Scale IP Networks, by Kahlid Raza
(Cisco Press).
Also, check out some of the resources at
http://www.nanog.org/resources.html. There is a pretty extensive book list
at the bottom of the page.
And finally, my web site has some useful resources at
I did a presentation on LAN Architecture at Networld+Interop last week in
Atlanta. You can pull a copy of my slides from www.dc.net/ilazar/
Irwin
-Original Message-
From: Thanh Nam [mailto:[EMAIL PROTECTED]]
Sent: Thursday, October 05, 2000 9:29 PM
To: '[EMAIL PROTECTED]'
Subject:
://www.tbg.com/Public/WhitePapers/RoutSw2.html
We've also got an
old paper on "wire speed" routers at http://www.tbg.com/Public/WhitePapers/wirespeed_Router.html
Perhaps these can
get added to the groupstudy FAQ?
Irwin
------
Irwin Lazar - [EMAIL PROTECTED]
SeniorConsultant,
Dr. Comer usually does a 1 day tutorial on the basics of TCP/IP at each
Networld+Interop event. I haven't sat in on one, but I've heard great
things about his class.
Irwin
-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]
Sent: Sunday, October 01, 2000 10:37 PM
Without more info it's difficult to know what your problem is. However,
nine times out of ten, I've seen people forget to create the syslog file
first on their UNIX workstation. You need to "touch" the file before the
router can write to it.
irwin
Hi people,
I would to shape the syslog
Good
points, Cisco faces serious competition in the Internet core, not only from
Juniper, from others including Avicci, IronBridge, Charlotte's Web and
Pluris. Cisco has been playing catchup in the performance department in
this market for several years.
irwin
-Original
have a look at Pacestar Software - www.pacestar.com, they make a simple,
easy to use drawing package that is geared toward cisco-based networks.
irwin
- Original Message -
From: "Brandon J. Carroll" [EMAIL PROTECTED]
To: [EMAIL PROTECTED]
Sent: Monday, September 25, 2000 8:44 AM
I vote
to make this a moderated list, have Paul review each and every message before it
gets sent to the list.
Just
kidding, keep up the great work!
-Original Message-From: Paul Borghese
[mailto:[EMAIL PROTECTED]]Sent: Thursday, September 21, 2000
2:37 PMTo: [EMAIL
Add: http://www.nanog.org/ to that list
There is a great page of ISP resources on their site.
Irwin
-Original Message-
From: Anthony Awatefe [mailto:[EMAIL PROTECTED]]
Sent: Monday, September 18, 2000 9:23 AM
To: cisco@groupstudy. com (E-mail)
Subject: Some useful links when
The Cisco IOS configuration guides have very detailed instructions for
configuring NTP. See http://www.cisco.com/univercd/home/home.htm
Irwin
-Original Message-
From: Harihara Chembarpu [mailto:[EMAIL PROTECTED]]
Sent: Wednesday, September 13, 2000 4:39 PM
To: [EMAIL PROTECTED]
Howdy,
Pine mountain group, global knowledge, Network Associates "Sniffer
Univerisity."
Also see http://www.packet-level.com/ for wonderful resources for packet
capture analysis.
Irwin
-Original Message-
From: Watson, Rick, , OUSDC [mailto:[EMAIL PROTECTED]]
Sent: Tuesday, September
You might want to try looking at "Large-Scale IP Network Solutions" by
Kahlid Raza (Cisco Press). It covers some of these topics, but it doesn't
really provide a head-to-head comparison. However, it might provide you
with the information that you need to conduct your own study.
I'd also
sure, set an access list that only permits your internal subnet.
such as:
access-list 1 permit 10.10.10.0 0.0.0.255
then enter the following commands:
config t
line vty 0 4
access-class 1 in
end
make sure you have a password set on your vty ports.
MAKE SURE YOU TEST THIS ON A ROUTER THAT YOU
Good Morning, Falks.
I need your help for find a equipment that integrates Fast
Ethernet and
FDDI in the same box.
The equipment must be good, nice and cheaper.
Thanks.
FDDI, cheap? Is there some requirement that mandates that you have FDDI?
If you are looking for good, nice and
Thought I would pass this along:
For those of you in the
Washington D.C. area, NANOG 20 will be held on October 22-24 in downtown D.C.
at the Renaissance Washington DC Hotel, near the Metro Center metro
stop. This event represents a tremendous training opportunity for those
Tough question. Currently, ATM is the predominant control protocol in
service provider networks, but that is starting to change. The complexity
of managing IP-over-ATM overlay networks, as well as the loss of efficiency
due to the ATM cell-tax (especially on high-speed links) is causing many
Have a look at http://www.groupstudy.com/faq/
irwin
-Original Message-
From: Brian Coffey [mailto:[EMAIL PROTECTED]]
Sent: Thursday, August 24, 2000 4:08 PM
To: [EMAIL PROTECTED]
Subject: Beginner
? Beginner for
CCNA
What is Recomended Books Or a Class??
Thanks
ssume that they were either speaking
of MPLS in general, or one of the MPLS label distribution protocols such as
CR-LDP or RSVP-TE.
For
all you ever wanted to know on MPLS and more, see the MPLS Resource Center at http://www.mplsrc.com/ . We've got a
fairly complete MPLS FAQ.
Irwin
[Irwin
See http://www.itprc.com/datalink.htm for links to information on ATM.
Irwin
-Original Message-
From: Tapas Das [mailto:[EMAIL PROTECTED]]
Sent: Wednesday, August 23, 2000 8:01 AM
To: [EMAIL PROTECTED]
Subject: UNI PNI (ATM)
Dear ALL,
Can somebody send me details of UNI NNI...
Actually that's not entirely accurate, yes MPLS is used in many ATM
networks, but MPLS is Layer 2 agnostic, it can run over ATM, Frame Relay,
Ethernet, or PPP.
Irwin
-Original Message-
From: Brian [mailto:[EMAIL PROTECTED]]
Sent: Wednesday, August 23, 2000 10:02 AM
To: Circusnuts
Cc:
I'm not sure I understand. If you use MPLS in an ATM environment, you
simply replace the VCI/VPI tag with an MPLS label. Most implementations of
MPLS in today's world use ATM cells at the data link layer.
BTW, we might want to take this off of this list as this topic isn't related
to Cisco
Agreed, IMHO the role of a network administrator in coming years is going to
be primarily to manage application performance across the network. This
will require a solid understanding of the servers and services that support
those applications.
irwin
-Original Message-
From: Marshal
We use SL4NT, works great and took about five minutes to install.
See: http://www.netal.com/
irwin
-Original Message-
From: Kent [mailto:[EMAIL PROTECTED]]
Sent: Wednesday, August 23, 2000 5:20 PM
To: [EMAIL PROTECTED]
Cc: [EMAIL PROTECTED]
Subject: Logging Server on NT
Hi
FWIW, we've got links to several BGP tutorials at
http://www.itprc.com/routing.htm
Irwin
-Original Message-
From: Luobin Yang [mailto:[EMAIL PROTECTED]]
Sent: Thursday, August 17, 2000 12:04 AM
To: [EMAIL PROTECTED]
Subject: Re: BGP Tutorial
What kind of tutorial is that? I
Marconi just
unvieled a couple of new certifications as well as free web-based training on
WAN and LAN theory.
see: http://www.marconi.com/services/training/americas/
Hi folks,
Is there any sort of Cisco white paper out there which
provides a decision tree for determining whether to deploy OSPF versus
EIGRP.
Thanks in
advance,
Irwin
See: http://www.isi.edu/div7/rsvp/rsvp.html
We also have several other links to QoS information at
http://www.itprc.com/qos.htm
-Original Message-
From: mohamed shommo [mailto:[EMAIL PROTECTED]]
Sent: Tuesday, August 15, 2000 10:07 AM
To: [EMAIL PROTECTED]
Subject: RSVP
I have
see: http://www.nortelnetworks.com/servsup/certification/
-Original Message-
From: John lay [mailto:[EMAIL PROTECTED]]
Sent: Sunday, July 30, 2000 9:28 AM
To: [EMAIL PROTECTED]
Subject: Off topic Nortel Certifications
Hi,
I know this is out of the list objectives, sorry !
I
believe that Cisco's latest QoS manager supports this
feature.
Irwin
-Original Message-From: Palis Michael
[mailto:[EMAIL PROTECTED]]Sent: Friday, July 28, 2000 3:24
AMTo: CISCO; Group StudySubject: QOS (Quality Of
Service)
Hello all
Is their a way to apply qos
The simple way to think about it is this: VLAN = Subnet. If you do it any
other way you are defeating the purpose of using VLANs (except , of course,
for the earlier example I gave).
Tony
---
Unfortunately that isn't the case anymore. If you look at what companies
like Extreme are doing in
There are several resources for BGP, including a Cisco guide, on my web site
at http://www.itprc.com/routing.htm
-Original Message-
From: vr4drvr . [mailto:[EMAIL PROTECTED]]
Sent: Thursday, July 20, 2000 11:22 AM
To: [EMAIL PROTECTED]; [EMAIL PROTECTED]
Subject: Re: FW: Need BGP4 book
How many class C addresses can be summarized with 172.92.172.20/20?
Is 16 the correct answers? Because there's 4 bit's left for host
addresses?
2 powered by 4 is 16.
Can one of you confirm this.
172.92.172.20 is a Class B address. How can you summarise a Class C
addresses with a
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