Carlos Martinez-Cagnazzo carlosm3...@gmail.com wrote:
I'm addicted to sipcalc: http://www.routemeister.net/projects/sipcalc/
It's available on standard repositories for MacPorts, Ubuntu, Debian
and Fedora. I guess install is straightforward in other platforms as
well.
regards
Carlos
On 27/05/2011 03:45, Dobbins, Roland wrote:
On May 27, 2011, at 9:12 AM,valdis.kletni...@vt.edu
valdis.kletni...@vt.edu wrote:
What do you do on Patch Tuesday?
For that matter, what do you do when the latest 'cool' YouTube video go viral,
or Amazon offer the next Lady GaGa album on sale
On Fri, 27 May 2011 10:49:05 BST, Adam Armstrong said:
I'm talking of 1000 users on the end of a 1GE, not 50,000. I don't think
either of these scenarios are worrying.
300MB takes 3seconds on 1GE or 30 seconds on 100M.
The pont is that it takes a lot longer than 3 seconds if that uplink is
On 27/05/2011 03:12, valdis.kletni...@vt.edu wrote:
On Thu, 26 May 2011 23:48:48 BST, Adam Armstrong said:
Finally, what do people think of selling a 1G service with 1G backhaul
(and potentially 10s or 100s of customers buying this service alongside
n*100s of customers with 100M service)?
On May 27, 2011, at 8:14 AM, Adam Armstrong wrote:
No SLA, residential customers.
I would watch out for the 'abusers' in this case, and have the capability to
rate-limit the ports if necessary. Some hardware doesn't deal well with
'small' buckets of rate-limiting, eg: taking a 1G port to
On 27/05/2011 13:44, Jeroen van Ingen wrote:
Hi Adam,
I'm talking of 1000 users on the end of a 1GE, not 50,000. I don't think
either of these scenarios are worrying.
300MB takes3seconds on 1GE or 30 seconds on 100M. I don't think those
kinds of events will have an appreciable effect on the
On 27/05/2011 13:45, Jared Mauch wrote:
On May 27, 2011, at 8:14 AM, Adam Armstrong wrote:
No SLA, residential customers.
I would watch out for the 'abusers' in this case, and have the capability to
rate-limit the ports if necessary. Some hardware doesn't deal well with
'small' buckets of
I don't use almost any bandwidth outside of Netflix, Steam game downloads,
and getting my daily dose of streaming starcraft videos and ntop tells me I
averaged 1.7mbps over the last month. Mind you this is on an 8mbps peak
connection. With peak speeds of 8m I would be pissed if I was getting
On 27/05/2011 14:02, Jacob Broussard wrote:
I don't use almost any bandwidth outside of Netflix, Steam game
downloads, and getting my daily dose of streaming starcraft videos and
ntop tells me I averaged 1.7mbps over the last month. Mind you this
is on an 8mbps peak connection. With peak
On May 24, 2011, at 7:52 PM, George Bonser wrote:
The graphs show near 100% CPU usage at small packet sizes, and low
PPS. That would lead to a pretty easy to launch DDoS against a
software based router platform.
Since there isn't a separation between control plane/forwarding plane,
an
I apologize if you thought I was trying to call you out or correct you; I
was merely trying to provide some perspective. Sorry if I came off as
hostile. I understand that a 1000:1 does not mean that you get 1000th the
backhaul speed, no need for the snarky remarks. I simply stated that it may
On 27/05/2011 14:40, Jacob Broussard wrote:
We offer peak speeds of 4mbps, and we have an extrordinary amount of
people using (abusing as some would say) streaming video for many
hours of the day causing headaches for us. You probably would be safe
to assume that you can use a higher ratio
On 5/26/11 11:23 PM, David Conrad wrote:
On May 26, 2011, at 5:14 PM, Wil Schultz wrote:
Out of curiosity, is there an IPv6 stack for ham devices?
Well there's a loaded question.
...
I won't say that there aren't ham devices with an IP stack built in, but I
think we're talking about
- Original Message -
From: Adam Armstrong li...@memetic.org
I'm more interested in the levels of traffic that we will see
consistently.
You're planning to engage in Statistical Multiplexing, or what I've always
termed bandwidth surfing: how hard can I oversubscribe my uplink without
I am a student at UCLA Anderson School of Managment and my MBA field study
team is working on a research that involves conducting a survey of CIOs, IT
Managers/Administrators, IT Engineers to understand challenges in managing IT
infrastructure.
Could you please help by filling out this
- Original Message -
From: Adam Armstrong li...@memetic.org
Statistics and graphs i've seen offlist have been very helpful, and
suggest that 1000 100mbit customers is doable on 1GE.
Probably.
Atleast, today. Next year's (decade?) launch of the YouView platform in
the UK should
I run a WISP, where we have moved customers from 3mb/s to 8mb/s to 20mb/s
over the course of 5 years. We do this one tower at a time (about 150
customers) what we have learned is usage grows overtime not with the
increase in available bandwidth. Our Per-Customer-Avg (PCA) stayed about
the same
On 27/05/2011 15:49, Shaun Bryant wrote:
I run a WISP, where we have moved customers from 3mb/s to 8mb/s to
20mb/s over the course of 5 years. We do this one tower at a time
(about 150 customers) what we have learned is usage grows overtime not
with the increase in available bandwidth. Our
On May 27, 2011, at 10:24 22AM, Michael Holstein wrote:
I am a student at UCLA Anderson School of Managment and my MBA field study
team is working on a research that involves conducting a survey of CIOs, IT
Managers/Administrators, IT Engineers to understand challenges in managing
IT
On 27/05/11 7:24 AM, Michael Holstein wrote:
I am a student at UCLA Anderson School of Managment and my MBA
field study team is working on a research that involves conducting
a survey of CIOs, IT Managers/Administrators, IT Engineers to
understand challenges in managing IT infrastructure.
On Fri, May 27, 2011 at 11:38, JC Dill jcdill.li...@gmail.com wrote:
The cynic in me wonders how they will track how many people I forwarded this
to. I plan to win the prize for the person who refers the survey to the
most number of people by forwarding it to millions of people. :-)
(I
On 27/05/2011 15:23, Jay Ashworth wrote:
- Original Message -
From: Adam Armstrongli...@memetic.org
Residence customers will tolerate a lot more oversubscription than business,
enterprise, and server going on down the list of oversubscription, but
happily *up* the list of how much can
[Steve Wrote] as an academic who frequently does research involving human
subjects, generally including surveys -- that this is a very normal way to
proceed. Finding enough subjects is always hard; it's the single biggest
obstacle we encounter. Paying people is the usual approach, but for a
sponsored by Cisco.
Uh huh .. Do you expect to invest in a comprehensive tool that solves
all the challenges identified in question 4?
Not picking on you personally .. but let's call a spade a spade, shall
we? .. this is market research sponsored by a vendor with a hat in the
game. Not
On May 27, 2011, at 9:50 AM, Michael Holstein wrote:
Not picking on you personally .. but let's call a spade a spade, shall
we? .. this is market research sponsored by a vendor with a hat in the
game. Not exactly objective, and wasn't disclosed up-front.
OK, let me step in here.
This was
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
The posting is sent to APOPS, NANOG, AfNOG, AusNOG, SANOG, PacNOG, LacNOG,
CaribNOG and the RIPE Routing Working Group.
Daily listings are sent to
On Thu, May 26, 2011 at 6:48 PM, Adam Armstrong li...@memetic.org wrote:
Do any of you have any pointers on how to go about predicting usage for
high-speed ethernet access?
Finally, what do people think of selling a 1G service with 1G backhaul (and
potentially 10s or 100s of customers buying
li...@memetic.org wrote:
From: Adam Armstrong li...@memetic.org
I'm more interested in the levels of traffic that we will see consistently.
-
From experience, one thing's for sure. No matter how you end up estimating
traffic
BGP Update Report
Interval: 19-May-11 -to- 26-May-11 (7 days)
Observation Point: BGP Peering with AS131072
TOP 20 Unstable Origin AS
Rank ASNUpds % Upds/PfxAS-Name
1 - AS982965222 4.0% 70.1 -- BSNL-NIB National Internet
Backbone
2 - AS14420
This report has been generated at Fri May 27 21:12:07 2011 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org for a current version of this report.
Recent Table History
Date
Wow, that works out be a per-connect max of 785 kbps.
Frank
-Original Message-
From: Adam Armstrong [mailto:li...@memetic.org]
Sent: Friday, May 27, 2011 7:54 AM
To: Jeroen van Ingen
Cc: nanog@nanog.org
Subject: Re: Contention/Oversubscription maths
On 27/05/2011 13:44, Jeroen van
Every tool has its use. Also, they have several different sized
appliances. How much CPU use you get depends on how many cores you
throw at the problem. They can use multiple cores/processors. The
result given in one test might not match someone else's test if they
have higher end
On Fri, May 27, 2011, George Bonser wrote:
It's actually rather hard with current pc hardware to get to multiple
cores engaged in paralell per input interfaces. while you can plan for
various cases the the one to account for is the small packet
performance not overwhelming the
33 matches
Mail list logo