Felix:
There's still a routing look at above.net, as documented by others and the
other listserv you posted this on (cisco-nsp?).
1276 ms73 ms79 ms chp-brdr-01.inet.qwest.net [205.171.139.150]
1378 ms77 ms75 ms so-4-1-0.mpr2.ord7.us.above.net
[64.125.12.149]
14
Alex's point is that 5x density does not mean that the infrastructure costs
are less than 5x. At a certain point in time there is a rate of return
lower than 1.
We're so stuck thinking that costs are primarily related to square feet, but
with powering and cooling costs being the primary
We have an test server inside our network that we have customers test again.
We tell customers that we can only control our network -- beyond our
upstream routers it's best-effort only.
That said, if there is a real performance issue upstream we do our best to
assist or point the customer in the
Does anyone know of bootable Linux CD with iperf on it?
Frank
-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Mike
Gonnason
Sent: Wednesday, April 09, 2008 9:05 AM
To: nanog@merit.edu
Subject: Re: Bandwidth issues in the Sprint network
On Tue, Apr 8,
PROTECTED]
Sent: Wednesday, April 09, 2008 9:50 AM
To: [EMAIL PROTECTED]
Cc: nanog@merit.edu
Subject: Re: Bandwidth issues in the Sprint network
http://e2epi.internet2.edu/network-performance-toolkit/network-performance-t
oolkit.iso
Frank Bulk wrote:
Does anyone know of bootable Linux CD with iperf
Good idea, but the other side doesn't have a Cisco box.
Frank
-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]
Sent: Wednesday, April 09, 2008 11:02 AM
To: Michael Holstein
Cc: [EMAIL PROTECTED]; nanog@merit.edu
Subject: Re: Bandwidth issues in the Sprint network
So who's the third-party for the little guy that aggregates abuse reports?
I know we consume Spamcop reports which works very well for us. I'm not
sure who feeds them data. Ideally I would like to be able to submit data to
them in an automated fashion, but the spam appliance I have doesn't have
Have you tried this form?
http://www.comcastsupport.com/Forms/NET/blockedprovider.asp
Frank
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of
Raymond L. Corbin
Sent: Tuesday, October 09, 2007 4:30 PM
To: nanog@merit.edu
Subject: Any Comcast Mail/Sysadmins?
Hey,
I'm
Are you thinking of scavenger on the upload or download? Because it's just
upload, it's only the subscriber's provider that needs to concern themselves
with their maintaining the tags -- they will do the necessary traffic
engineering to ensure it's not 'damaging' the upstream of their other
I believe it's been said here many times before, but when in public venues,
the only way to be sure about anything in regards to traffic filtering and
manipulation is to VPN into your corporate network and bypass all that.
Unfortuanately, it makes streaming the latest episode of Heroes a little
Are you talking about Wi-Fi? I believe IBM's connection manager can do
that.
Frank
-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of
Raymond L. Corbin
Sent: Tuesday, November 27, 2007 9:12 PM
To: nanog
Subject: Running Application when Network Connection
Without being totally conspiratorial, do you think the network engineers at
these service providers know that that their residential subscribers' PCs
and links aren't tuned for high speeds, and so can feel fairly confident in
selling these speeds knowing they won't be used?
Frank
-Original
...
-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of
Frank Bulk - iNAME
Sent: Wednesday, January 09, 2008 8:12 PM
To: [EMAIL PROTECTED]; [EMAIL PROTECTED]; nanog@merit.edu
Subject: RE: ISPs slowing P2P traffic...
Without being totally conspiratorial, do you think
Thanks. Slide 8 of your PDF shows that what an ISP would see in a P2P heavy
environment is that after the automatic application of Windows Updates a
drop in traffic should be seen because the P2P desktop applications don't
automatically restart after their PC reboots.
I guess that means that if
Except if the cable companies want to get rid of the 5% of heavy users, they
can't raise the prices for that 5% and recover their costs. The MSOs want
it win-win: they'll bring prices for metered access slightly lower than
unlimited access, making it attractive for a large segment of the user
I found this section of a Telephony Online article interesting:
Though networking trends point toward an evolution
to mesh networks, nationwide carrier networks
currently lack the physical diversity that would
help carriers realize the benefits of true mesh
Foster'; Dave Pooser; nanog@merit.edu
Subject: Re: Customer-facing ACLs
Frank Bulk wrote:
The last few spam incidents I measured an outflow of about 2 messages per
second. Does anyone know how aggressive Telnet and SSH scanning is? Even
if it was greater, it's my guess there are many more hosts
on with the scans.
Clearly there's some variation in the scanning methods.
Justin
Frank Bulk wrote:
The last few spam incidents I measured an outflow of about 2 messages per
second. Does anyone know how aggressive Telnet and SSH scanning is? Even
if it was greater, it's my guess there are many
We have a two-dozen line long ACL applied to our CMTS and BRAS blocking
Windows and virus ports and have never had a complaint or a problem. We
do have a more sophisticated residential or large-biz customers ask, but
only once has our ACL been the source of a problem and it's only because the
Those using Google for SMTP can still use their ISP's SMTP servers for
outbound
Frank
-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Ang
Kah Yik
Sent: Monday, March 10, 2008 7:40 PM
To: Andy Dills
Cc: nanog@merit.edu
Subject: Re: Customer-facing
Those ACLs were added when I came on board. Again, only one complaint in 3+
years.
And customers wonder why I shudder when they tell me that they plug in their
Win9x computers directly into their cable modem. I can't imagine how much
worse it would be if I didn't block the SMB ports.
Frank
Slightly off-topic, but tangentially related that I'll dare to ask.
I'm attending an Emerging Communications course where the instructor
stated that there are SOHO routers that natively support IPv6, pointing to
Asia specifically.
Do Linksys, D-Link, Netgear, etc. have such software for the
the network was new?
-- [EMAIL PROTECTED] wrote:
From: Frank Bulk - iNAME [EMAIL PROTECTED]
Those ACLs were added when I came on board. Again, only one complaint in 3+
years.
Do you mean they were already there when you arrived, or do you
routers?
Yes, there are many. Take a look at www.ipv6-to-standard.org
Regards,
Jordi
De: Frank Bulk - iNAME [EMAIL PROTECTED]
Responder a: [EMAIL PROTECTED]
Fecha: Wed, 12 Mar 2008 15:06:24 -0500
Para: nanog@merit.edu
Asunto: IPv6 on SOHO routers?
Slightly off-topic, but tangentially
Looks like there's some kind of wiki here, too:
http://www.getipv6.info/index.php/Broadband_CPE
Frank
-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of
Frank Bulk - iNAME
Sent: Wednesday, March 12, 2008 3:06 PM
To: nanog@merit.edu
Subject: IPv6 on SOHO
: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of
Frank Bulk - iNAME
Sent: Wednesday, March 12, 2008 3:06 PM
To: nanog@merit.edu
Subject: IPv6 on SOHO routers?
Slightly off-topic, but tangentially related that I'll dare to ask.
I'm attending an Emerging Communications course where
Joel:
Besides the CM and CMTS itself, can the CPE attached to the CM use IPv6 if
the CMTS has the right code to handle IPv6-based DHCP relay? To be clear,
even if the CMTS doesn't have DOCSIS 3.0 support? Standing from a distance,
I don't see why IPv6 on the routing piece of the CMTS has to
There are also companies with whom you can contract for this service. It's
my understanding that if you have a problem they will help you mitigate it.
I'm not sure if they require some specific DDoS gear or if they are able to
take advantage of their customer's gear to address the issue. In any
So perhaps the question isn't so much how many kW's I can pack into a 42U
rack, but for the data center designer, what's the best price point if real
estate is not a significant issue. Or to say it another way, what kW
density per rack will give me the lowest priced capital and operating cost
Thanks for the spelling it out in more detail. One point I failed to make
was that as power consumption and heat/sq.ft increases, the cost to
dissipate that heat appears to reach a cost/performance curve which then
swings up dramatically. There appears to be a sweet spot where it's cheaper
to
Sounds like the obvious thing to tell customers complaining about their
e-mail not getting to Yahoo! is to tell them that Yahoo! doesn't want it.
Frank
-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of
Edward B. DREGER
Sent: Friday, April 11, 2008 2:44 PM
Ross:
It seems like you're saying that there's no law when it comes to internet
best-practices, and that's true, there's very little legislated. But
there's a lots of best practices out there that are definitely worth
following. Unfortunately business decisions don't always align themselves
Piecing together the information I've learned over time, is it possible that
VeriSign handles some of that for Verizon?
Frank
-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of
Deepak Jain
Sent: Wednesday, April 16, 2008 6:37 PM
To: David Coulson
Cc: David
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