OT? cRTP header compression

2002-04-10 Thread Thomas Kernen
I'm looking for real world experience related to deploying cRTP header compression on Cisco routers related to VoIP flows. We are trying to evalute what type of hardware (ie: CPU power since cRTP is CEF switched since 12.2x IIRC) is required to handle 96/192/384 VoIP calls over a single circuit

Re: OT? cRTP header compression

2002-04-11 Thread Thomas Kernen
Fragmentation, packet size and so on has been covered. Thomas - Original Message - From: "Pena, Antonio" <[EMAIL PROTECTED]> To: "'Thomas Kernen'" <[EMAIL PROTECTED]>; <[EMAIL PROTECTED]> Sent: Wednesday, April 10, 2002 11:55 PM Subject: RE: OT? cRTP

Re: OT? cRTP header compression

2002-04-11 Thread Thomas Kernen
ching nor CEF switching is enabled, if RTP header compression is enabled, it will occur in the process-switched path as before" Cheers Thomas - Original Message - From: "Mathew Lodge" <[EMAIL PROTECTED]> To: "Pena, Antonio" <[EMAIL PROTECTED]>; &qu

Geocities human contact

2002-05-14 Thread Thomas Kernen
I'm trying to locate a human contact at Geocities that deals with illegal/fake content hosted on the Geocities servers. Any attempt via the automated system(s) have failed. Thomas

BGP communities usage for route origin, entry point

2002-06-18 Thread Thomas Kernen
This started off as me being curious as to why a UUNet engineer I was talking to told me he could not understand why a network would support a feature such as BGP communities for identifying the origin of a route/network entry point. I tried to explain to him the advantage of being able to quick

Re: European packet loss average increasing

2002-07-03 Thread Thomas Kernen
> > On Wed, 3 Jul 2002, Sabri Berisha wrote: > > > > AMS-IX graphs seem to have a glitch, or one heck of a DDOS. > > > http://www.ams-ix.net/hugegraph.html > > > > This was a power outage. > > I doubt the dip in the graph, which looks to me like about 1G missing > between 12:00-19:00 was just f

Re: "Leaky Coax" [was: London incidents]

2005-07-15 Thread Thomas Kernen
Matt Ghali wrote: On Tue, 12 Jul 2005, Adam Rothschild wrote: As I understand it, cellular service in the tunnels is provided by cells co-located in the Weehawken, NJ and New York City, NY vent buildings, with "leaky coax" cable shared by all carriers running inside the tubes. I was in

Re: cost of doing business

2005-04-18 Thread Thomas Kernen
fwiw, 100mb to the home costs about that in japan We are talking of two different things here, traffic versus access bandwidth. It will be a while before the average household generates 5 megabit/s traffic. Even in Korea and Hong Kong, where the average broadband link is in the 5-10 Mbps range,

Re: cost of doing business

2005-04-18 Thread Thomas Kernen
he wants so AFAIK there is no statistical model that exists in the video media field that allows to derive a mathematical model related to VOD consumption. Thomas   - Original Message - From: Mike Macdonald To: Thomas Kernen ; [EMAIL PROTECTED] ; Andrew Odlyzko Sent: Tues

Re: cost of doing business

2005-04-19 Thread Thomas Kernen
time) and therefore would like everything to be sourced from the SP's network or even better from their infrastructure, in the same way this is done with inter-domain multicast for live TV content from those same content providers. Thomas - Original Message - From: "Marshall E

RFI Pointers to technical organisation layouts

2002-11-06 Thread Thomas Kernen
Hi, I'm looking for the layout of the technical organisation within service providers. Charts with role definitions, related and/or critical processes, inter-departement communications, chain of command, breakout within major units, relation between NOC/engineering/billing/service turnup/etc, b

FTTx mailing lists

2002-11-25 Thread Thomas Kernen
I'm trying to locate technical FTTx (Fibre to the home/business/curb) related mailing lists. Pointers appreciated. Thomas

Re: cw to att? issue?

2003-03-13 Thread Thomas Kernen
I don't agree, I update the links at least once a month and more frequently if I get feedback from the community. Thomas - Original Message - From: "Haesu" <[EMAIL PROTECTED]> To: "Scott Granados" <[EMAIL PROTECTED]> Cc: "Richard A Steenbergen" <[EMAIL PROTECTED]>; <[EMAIL PROTECTED]> S

Re: Looking Glass Wiki

2004-06-25 Thread Thomas Kernen
Janet, all, FYI Traceroute.org is updated approx once a month, most of the input is based on user feedback these days since automated checking is usually rejected by a lot (most) webmasters in order to prevent automated querries so I get a lot of false positives. Also, since quite a few of these

Re: optics pricing (Re: Weird GigE Media Converter Behavior)

2004-09-02 Thread Thomas Kernen
> > > On the other hand, it'd be nice to see a copper 10GBIC, even if its max > > cable length were a few metres. ;-) > > There is one. It's called CX4 and has a reach of 15 meters. Cisco sold it > for $600 list price at first but it has now disappeared from the price > list. I don't know why. > >

C&W Euro NOC contact

2003-11-18 Thread Thomas Kernen
If someone from the C&W European NOC can contact me offline I would appreciate it. I have an issue that can't be escalated because the person that answers the phone in Munich doesn't seem to understand what on earth I'm talking about. Thx Thomas

Re: uRPF-based Blackhole Routing System Overview

2003-11-18 Thread Thomas Kernen
Catching up on the thread.. vendor C also calls it "IP Source-guard" on the Cat 4K in IOS. And it acually works quite well (does require DHCP snooping). T - Original Message - From: "Scott McGrath" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Wednesday, November 12, 2003 5:17 PM S

Re: Superfast internet may replace world wide web

2008-04-07 Thread Thomas Kernen
Bill Woodcock wrote: On Mon, 7 Apr 2008, Glen Kent wrote: > says the solemn headline of Telegraph. > .. and we in Nanog are still discussing IPv6! ;-) It's because we don't have a hadron demolition derby to power our American interwebs: "The power of the grid will be unlo

Re: Superfast internet may replace world wide web

2008-04-08 Thread Thomas Kernen
[EMAIL PROTECTED] wrote: On Mon, 07 Apr 2008 17:36:09 +0200, Thomas Kernen said: And those of us that live next to the LHC wonder if we will be sucked into a {vortex|wormhole}. You mean like this? http://ars.userfriendly.org/cartoons/?id=20080406&mode=classic Sounds about right..