Although their growth rates are starting to match each other. ;)
Joel Jaeggli wrote:
Raymond L. Corbin wrote:
It'd be nice if more companies of their size responded that way. :)
they have ~6% of the employees of the employees of say verizon and
slightly less than the 123 years of cruft tha
Verizon at least, uses SS7 signaling to deliver on-network SMS. This
means they can provide delivery confirmation with their SMSes. I am not
aware of another US network that does this or interacts with Verizon
over SS7 for SMS exchange.
So, if you are using a phone's SMS capability on the s
There is no reason to assume these are civilian satellites. Any one of a
number of affected or interested countries could have provided the
imagery (or ship information) to Reliance. Its not saying *who* analyzed
the images. ;)
Then again, how are ship's captains supposed to know *where* the
Matthew Petach wrote:
On 3/29/08, Alex Pilosov <[EMAIL PROTECTED]> wrote:
Can someone please, pretty please with sugar on top, explain the point
behind high power density?
Raw real estate is cheap (basically, nearly free). Increasing power
density per sqft will *not* decrease cost, beyond
perators
haven't needed up to this point.
Deepak Jain
AiNET
Alexander Harrowell wrote:
I still think the industry needs to standardise water cooling to
popularise it; if there were two water ports on all the pizzaboxes next
to the RJ45s, and a standard set of flexible pipes, how many people
lower energy premium).
Deepak Jain
AiNET
[EMAIL PROTECTED] wrote:
On Mon, Mar 03, 2008 at 05:35:22PM +0700, Roland Dobbins wrote:
http://www.wired.com/techbiz/it/multimedia/2008/03/gallery_one_wilshire?slide=5&slideView=9
The comments on this thread (I hope) are not a real sampling of what the
somewhat-technical folks that re
oking up on source). If you are trying to
block SPAM or anything TCP related, you only need to block 1 direction
to end the conversation.
Sounds harsh, but hey, its your network.
Deepak Jain
AiNET
Justin Shore wrote:
I'm sure all of us have parts of the Internet that we block for one
But if I can see the /19 in the table, do I care about a load of /24s
because the whole of the /19 should be reachable as the origin AS is
announcing it somewhere in their network and it is being received my a
transit so should be reachable.
The "presumption" in cases like this is that the /24
They're not the only ones getting ready. There are at least 5 anonymous
P2P file sharing networks that use RSA or Diffie-Hellman key exchange
to seed AES/Rijndael encryption at up to 256 bits. See:
http://www.planetpeer.de/wiki/index.php/Main_Page
You can only filter that which you can s
http://www.dslreports.com/shownews/TenFold-Jump-In-Encrypted-BitTorrent-Traffic-89260
http://www.dslreports.com/shownews/Comcast-Traffic-Shaping-Impacts-Gnutella-Lotus-Notes-88673
http://www.dslreports.com/shownews/Verizon-Net-Neutrality-iOverblowni-73225
If I am mistakenly being duped by some
We've just seen equipment @ Equinix Ashburn spike +3C in a 5 minute
window. Our input temps are now over 90degrees F. Is anyone else seeing
similar issues (while we wait for EQIX to respond)..
Thanks in advance,
DJ
umber (e.g. the remote website is affected by the blackhole, etc).
This is not a suggestion that NANOG should be carte-blanche a paging
service, but in the few cases it appears, it doesn't seem to be
clue-deprived requests that often.
Deepak Jain
AiNET
Scott Francis wrote:
On Jan 2, 2008 12:32 PM, Deepak Jain <[EMAIL PROTECTED]> wrote:
Anyone have any experience with software that will track both IPv4 and
IPv6 assignments in the OSS world? Any recommendations?
we've been using IPPlan <http://iptrack.sf.net/> recen
Christopher Morrow wrote:
On Dec 22, 2007 12:23 PM, Ross Vandegrift <[EMAIL PROTECTED]> wrote:
On Fri, Dec 21, 2007 at 01:33:15PM -0500, Deepak Jain wrote:
For example... Within one's own network (or subnet if you will) we can
absorb all the concepts of V4 today and have lo
IPv6 is supposed to last a whole lot longer than the current horizon
for any of our imaginations, and given the large amount of space in
play it seems prudent to err on the side of giving people more rather
than less so as to avoid having to revisit this issue later.
This is more a question
Given that a "subnet" in the current model consists of a network that is
capable of swallowing the entire v4 Internet, and still being virtually
empty, it should be clear that *number of devices* will never be a serious
issue for any network, business or residential. You'll always be able to
ge
Why not a /48 for all? IPv6 address space is probably cheap enough that
even just the time cost of dealing with the occasional justification
for moving from a /56 to a /48 might be more expensive than just giving
everybody a /48 from the outset. Then there's the op-ex cost of
dealing with two
Deepak Jain wrote:
Given this 40G/100G topic, I figured I'd bring this up given the topics.
I've got a link that is testing out at 29.5db loss @ 1550. Its 107km.
I seem to remember a few good solutions for 1Gb/s or 2.5Gb/s that can
handle a link like this, but its been a w
Given this 40G/100G topic, I figured I'd bring this up given the topics.
I've got a link that is testing out at 29.5db loss @ 1550. Its 107km.
I seem to remember a few good solutions for 1Gb/s or 2.5Gb/s that can
handle a link like this, but its been a while and I can't seem to
remember. I c
I'm on board with that as far as it goes, but has the scenario of
adjustable launch powers so that you don't ever need attenuators plus
the economy of scale that would come from having *one* type of
interface for 1m-10km runs been considered? It seems to me based on
what I've seen of the opt
Joe Abley wrote:
On 8-Dec-2007, at 00:18, sana sohail wrote:
I am looking for a typical percentage of external(inter-domain) routes
versus typical percentage of internal (intra-domain) routes in a core
router with couple of hundred thousand entries in the routing table.
Can anyone please h
tion of "what" is carried
and "what" isn't to be carried, at what quality level for a given level
of service.
Deepak Jain
AiNET
I just became aware of an SOP at Network solutions. On a contact change
to a domain, they automatically transfer lock the domain for 60 days.
I am aware of ICANN-approved behaviors like 60 days lock on new or
transfered registrations.
This is a new curve ball and seems a little out-of-the-s
es that can use an ASIC to blackhole
traffic at exceedingly high rates and accept/originate routing feeds,
but YMMV.
Deepak Jain
AiNET
One of the results of the changes is that there will probably be fewer
COs in the world of the future. They strictly speaking aren't required
as often as they used to be, and more and more infrastructure will be
deemed "end-powered" or outside plant anyway.
If everything goes fiber to the p
Even for 4,000 downstream connections. A few $200-$300
L3 switches can do this just as well.
Deepak Jain
AiNET
Perhaps a drawing of your architecture might make your travails more clear?
Benjamin Howell wrote:
On Mon, Oct 29, 2007 at 04:53:50PM -0400, Deepak Jain wrote:
You can "nail" down your announcements to external peers by tying their
network blocks to a route-of-last resort on o
Ok.
To make my own contribution to this thread hijack somewhat operational...
How many people have had to add to their NOC/Abuse desk SOP:
"When someone calls threatening that they are the FBI/CIA/NSA/Your
grandmother returned from the dead...
but essentially, "Don't Panic. And they are b
I realize that it's expensive to run these lines but when you put your
working and protect in the same cable or different cables in the same
trench (not even a trench a few feet apart, but the same trench and
same innerduct), you have to EXPECT that you're gonna have angry
customers. And yet wh
6 years of the entire global cable laying fleet. :)
Deepak Jain
AiNET
I'm forking this thread to complain about vendor L's international long
haul network. Protected Sonet service (T3). DC to UK. I see more outage
notifications than you'd *believe* since the service was established for
a customer a few weeks ago. Whether its mandatory fiber relocation or
some
Sean Donelan wrote:
http://www.chron.com/disp/story.mpl/ap/tx/5148125.html
(AUSTIN) Telephone service was out for seven hours in rural Central
Texas after bees attacked a construction worker, causing him to jump off
his tractor and hit a lever that lowered an auger that sliced a
fiber-op
me level of precision as SONET, at least, not yet.
[exclusions for my suspicion include any NTP sources I run, but that's
merely hubris ;)].
Deepak Jain
How does it work?
Using the libpcap (winpcap for windows users) library, uvlan listens to
a specific ethernet device. If a broadcast frame is seen, then it is
sent off to all the peers so they can add it to their records and emit
the broadcast on their local network. Once this happens, the de
Crap. Now people are going to start asking if the ipv6 platform does
ipv6 forwarding in hardware or software. :|
DJ
Petri Helenius wrote:
Gadi Evron wrote:
I am unsure what to say.
The idea is quite old and I'm happy to see that what started and
continued as a joke is actually being trie
John --
Great panic starting question.
I'd guess that by 2010, we'll be worried more about IPv6 growth than
IPv4 growth but the archives will bite me in the you-know-where in 3
years when I'm wrong (in either direction).
And then we'll talk about how fast FIBs get eaten with both IPv4
(leg
[EMAIL PROTECTED] wrote:
On Wed, Aug 29, 2007 at 06:48:43PM -0400, Jon Lewis wrote:
On Mon, 27 Aug 2007, David Conrad wrote:
For a few more months. What are upgrade cycles like again? How common
are the MSFC2s?
I think we'll find out in a few months, when the "internet breaks" in a
whole
Ok, I could have picked a better title. I'm looking for a pointer to a
box (pref. an embedded platform of some kind) that will receive/accept
SNMP traps and sound a real world alarm/siren/klaxon. It can do fancy
things like logging and such, but not strictly required.
I could build one, but
David Conrad wrote:
On Aug 27, 2007, at 2:49 PM, Deepak Jain wrote:
According to this link, which alleges to be from cisco-nsp, an MSFC2
can hold 256,000 entries in its FIB of which 12,000 are reserved for
Multicast. I do not know if the 12,000 can be set to serve the general
purpose
According to this link, which alleges to be from cisco-nsp, an MSFC2 can
hold 256,000 entries in its FIB of which 12,000 are reserved for
Multicast. I do not know if the 12,000 can be set to serve the general
purpose.
The MSFC2 therefore can server 244,000 routes without uRPF turned on.
An
Jason LeBlanc wrote:
I agree with this, and many people take the Ts & Cs, MSA, etc the vendor
anyway. We have a standing habit of reading over our new contracts with
our attorney on a con call, we always edit them, send them back to the
vendor and negotiate on any changes. Its amazing ho
being sent by its upstream), would only have 1 route entered
into its FIB -- because no matter where the route goes, it can go
upstream.
This will cause routing loops for unallocated address space.
This would be addressed in the bogon case.
Deepak Jain
Actually, in my case I dont think it would help because 577 has some
sort of paid agreement with teleglobe and probably a very cheap (or even
zero $$$) agreement with Cogent. So I dont think they would let me
influence their exit path to make them pay Teleglobe more money :)
Since AS577 keep
It's inevitable given buying throughput is rather like moving
something by ship. You never go to the ship [fiber] owner; you
go to a freight broker who deals with a consolidator who calls an
agent who knows who has chartered ships from A to B on DATE and
This may also have something to do
If someone sabotages a rail to stop a train and the derailment takes out
the fiber that is buried in the right-of-way, is that unintentional
sabotage? At least of the fiber?
That's not sabotage at all.
As it relates to the fiber, its not "deliberately and maliciously
destroying [fiber]"... u
Eric Spaeth wrote:
This appears to be affecting Telia as well. Here was their last update:
"Concerning the cable break near Cleveland we have been informed that
the cables have been intentionally sabotaged. The provider informed that
they need to change the whole damaged fibre part and t
Mikael Abrahamsson wrote:
On Thu, 16 Aug 2007, [EMAIL PROTECTED] wrote:
How many people have noticed that when you replace a circuit with a
higher capacity one, the traffic on the new circuit is suddenly
greater than 100% of the old one. Obviously this doesn't happen all
the time, such as
To enhance what Steve said here. Bytes transfered would be the average
if you are using a tool that doesn't degrade its historical data stores.
There are certain adjustments to say MRTG that are available that will
give you real bytes transfered.
Depending on the provider, Bytes transfered
Register4Less recently reported a power failure in Montreal where the
return of a single cycle from the utility tricked generators into
shutting down all three cycles, throwing the data center onto UPS until
the batteries died. They did not report make of generator or of the
board that failed t
1. IPv4 address space is a scarce resource and it will soon be exhausted.
2. It hasn't run out already due to various efficiency improvements.
3. These are themselves limited.
4. IPv6, though, will provide abundant address space.
5. But there's no incentive to change until enough others do s
drop into the "everything else"
bucket for the duration of your degraded service event.
And in normal operation, with ample capacity, nothing really changes.
Deepak Jain
AiNET
One backhoe hit took out the first half of the cable, but the digger
realized he goofed and stopped. The fiber company then cut the
rest of the bundle to cleanly fix the cut... without warning anyone
who was running on their failover protected circuit that something
might be about to happen.
create a law to expressly mandate its use
-- The Home Office Minister has already said he expects it in place,
thats not far from a precondition of operation.
On the positive side, this will spark all kinds of innovation and give
the conspiracy theorists all sorts of fun filled evenings.
Deepak Jain
AiNET
Since you are already deploying redundant hardware, why not just run two
links to the customer? 3550s support simple routing as well as BGP and
this protects your customer from things like your 3550 failing...
And causes less HSRP and other chatter.
I would encourage my competitors to engine
) the less spikey
the traffic is in general.
Individual/end-user links may need "upgrade" far sooner than their avg
or 95th suggests. (Depending on QoS needs). The smaller the circuit, the
more so. (Small here is anything under a Gigabit/s).
Just my thoughts,
Deepak Jain
AiNET
Anyone have any recommendations for BCPs or software suggestions on
running an open community-based access point (or network)?
Think: an urban area where potentially lots of people could be popping
on and off with little authentication. These seem to be pretty prevalent
around Panera's and
Steve Rubin wrote:
[EMAIL PROTECTED] wrote:
Does that mean you can take them to small claims court if they don't pay
you the agreed SLA credits?
--Michael Dillon
Most contracts have an arbitration clause and in my experience small
claims courts judges get confused by anything high-tech an
Would someone mind forwarding me a list of sites suitable for putting a
POP in Phoenix AZ (well connected, lots of fiber carriers, availability
of dark/metro fiber, etc, etc.)
As a courtesy to the list, private replies please.
Thanks in advance,
Deepak
Speaking as the operator of at least one datacenter that was originally
built to water cool mainframes... Water is not hard to deal with, but it
has its own discipline, especially when you are dealing with lots of it
(flow rates, algicide, etc). And there aren't lots of great manifolds to
al
If you allow anonymous, unauthenticated access to any system it will
be abused. Auctions, blogs, chat, mail, phone, etc. IP addresses
have never been good authenticators for applications.
This is not true if you control the IP address space and the routers
around it.
I mention this merely b
One other issue is that willingness to sell 10G is one vital competitive
distinguisher in an otherwise largely commodity transit market. There
have been rumors that older legacy carriers wish to punish more agile
competitors for daring to "steal" 10G customers away from them, in spite
of the
We are going to need to deploy about 800A of -48VDC power equipment in a
datacenter that doesn't supply DC power normally. They will give us an
three phase AC-power feed that is generator backed.
Can anyone point me in the direction of a decent vendor of DC-power
plants that are suitable for
An easy way around this is to be consistent about your transit and
peering arrangements across locations. If your anycast network has
transit from a network in one location, get transit from them in your
other locations, and let hot potato routing do its thing. For cases
where this isn't p
14 October 2010
http://www.potaroo.net/tools/asns/
Thanks very much for this link (and the summary). I see an interesting
(if not surprising) trend in Advertised AS Count. Up until 2001 it was
accelerating... and after 2001 its stayed linear. However, unadvertised
AS count which was basi
aren't there still plenty (+20k or so) 16-bit ASN's out there
for assignment? (perhaps I'm missing something on the need to allocate the
new asn's?)
By all means let's wait until the last possible second to upgrade ASN
support. The waiting approach has worked so well for IPV6 :) Seriously
thoug
Afraid so. I'm hoping to be out of the industry before calls for 128 bit
AS#s come down the pipe and people (at that time) are laughing about how
silly 32 bit AS#s seem.
Does anyone have a current projection of when AS# (16 bit) exhaust will
occur?
Thanks,
Deepak
Marshall Eubanks wrote:
Chris L. Morrow wrote:
On Thu, 9 Nov 2006, Randy Bush wrote:
Whatever happened to redundancy?
lost in the transition from reality to fantasy and conjecture? it's the
sharp curves.
also perhaps in other regions of their network they have connectivity, so
it was expected to fail out of reg
Robert E. Seastrom wrote:
<[EMAIL PROTECTED]> writes:
Steve's 100% spot-on here. I don't have bogon filters at all and it
hasn't hurt me in the least. I think the notion that this is somehow
a good practice needs to be quashed.
Some people don't use condoms with hookers either. Just b
Does someone know if this is a *single* link down?? It seems bizarre to
me that there would only be a single link (geographically) between those
two.
Whatever happened to redundancy?
Deepak
Dennis Dayman wrote:
We received confirmation from Time Warner. The link between Sprint and
Level3
As there's no specification for 2.5 gigabit ethernet (that I'm aware
of), and SONET gear with pluggable optics is likely out of your
league, I'm afraid that's a decision you'll have to make. :-)
There are plenty affordable[1] options available 1U for switches with
10GE uplink ports. I've had
[EMAIL PROTECTED] wrote:
On Thu, 2 Nov 2006, Deepak Jain wrote:
We need to place a new order for some new fiber builds and were
considering some other vendors. Especially in the nx2.5G and nx10G (are
CWDM x-cievers even available in 10G yet?) range. Anyone have any new
favorites?
2.5G are
We need to place a new order for some new fiber builds and were
considering some other vendors. Especially in the nx2.5G and nx10G (are
CWDM x-cievers even available in 10G yet?) range. Anyone have any new
favorites?
2.5G are only slightly more expensive than 1G - if you have OC48 gear that
is
A few years ago, NANOG had a discussion regarding various CWDM vendors.
Repeatedly MRV was brought up as a good option for metro-area LAN type
applications.
Since then, I have actually touched some of the MRV product line
personally and found it (and their customer support)... less than ide
time where
we've started trying to hide lacks of capacity instead of fixing them??
--
Did I miss the conspiracy?? I know my membership dues are all paid up.
If this has been going on a while, I apologize I guess I've just noticed
the trend in our shift reports.
Deepak Jain
AiNET
I've been trying to reach ICANN by phone and email for ~ 3 weeks. Does
anyone ever call them and not get a message, "All of our lines are
currently busy?"
Is ICANN considered an operational contact?
Deepak
What is the current BCP to establish a well-connected news server nowadays?
All the guys I used to know who were experts in this... um, don't run
news servers anymore. :) If you want to privately offer me an NNTP feed
that would be welcome -- we'll even peer with you because of it.
Thanks
D
Anyone have a clueful contact at Register.Com? Their front-line customer
support is saying we need to talk to a dept that is supposedly 24/7 but
they won't give its name or its extension.
Our customer has asked to help them resolve an issue regarding a domain
that is on registrar-hold and r
[sorry for top-quoting] Can someone explain to me what this proposed
lifting of fees or the new registry-registrar agreement will do to the
fees paid by everyone to whoever is running the database that holds it
all (Netsol/Internic/who knows what)... it seems to me that the largest
part of th
color me embarassed for sans/isc-handler-on-duty that they didn't point
out that these are not in anyway linked to 'amazon the company' so not
relevant to the 'problem' amazon may or may-not have had. :(
Um, haven't said anything in a while, but what the heck...
I think all of us who've been
y would be much better
at enforcing traffic flows/engineering. This is better than a core that
optimizes for its own link utilization instead one that just tries to
stay as empty as possible for as long as possible.
This is way early in the day for me, so this may not make any sense.
YMMV,
Deepak Jain
AiNET
Cisco seems happy as well. (adding leap second, leap second occurs at), etc.
>sh ntp status
Clock is synchronized (adding leap second), stratum 2, reference is
xxx.xxx.xxx.xxx
nominal freq is 250. Hz, actual freq is 249.9975 Hz, precision is 2**18
reference time is C7617E39.3A0B3D8C (17:01
One might argue that in such a situation, the end user is getting
less value than they
did previously. End users might then either demand a price break or
might vote with
their connectivity.
the last 2 times this has come up I think there was the suggestion that
given other options at reaso
Never underestimate the amount of airbills that can be paid with KISS
strategy.
Especially since Akamai doesn't pay for truck rolls and man hours to get
the replacements done onsite.
I'm sorry, isn't that exactly what an airbill *is* paying for -- to get
the equipment on site?
The m
hey have if they are done with Comcast service. You can imagine
the negative revenue created by that kind of activity.
Deepak Jain
AiNET
For me, plenty, but a four-POP single-state network usually has
different constraints on "scalable". However, I'd categorize it as one
community-list per MED tier (i.e. if you just want near/far, that's two
tiers, etc.) and one community-list entry per POP (or group of POPs, if
you have some
There is one scenario where the content.provider is
paying the carrier as well - when the content.provider
is a direct customer of the carrier, rather than being
either a SFI-peer or a customer of an SFI-peer.
This of course goes back to the question of
depeering/transit/etc which we beat to d
I don't understand them, either. However, if you define incoming
traffic as "bad", it encourages depeering by the receiving side if the
incoming/outgoing ratio exceeds a certain value, especially among
close-to-tier-1 carriers: the traffic does not automatically disappear
just because you depee
Maybe its just _scary_ Halloween routing?
It works from my view of SBC/Ameritech... even though it looks like its
going through a Cisco Systems customer connection.
6 ex1-g9-0-0.pxatga.sbcglobal.net (151.164.249.9) 17.078 ms 16.964
ms 16.89
1 ms
7 bb2-p3-0.atlnga.sbcglobal.net (151.1
Not saying this is what others do, but you can certainly use that
criteria (via a route-map) to control whether a route is prefered by a
peer over two identical (in all other aspects) paths.
DJ
Peter Boothe wrote:
What makes you mark routes as ORIGIN: IGP vs ORIGIN: EGP?
I just checked ou
5 9s can be measured all sorts of ways...
Network wide, it probably isn't even a blip. Even in terms of all of
California service its probably not much more than a blip.
Vicky Rode wrote:
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
I wonder what ever happened to redundancy? I guess 5 9s
william(at)elan.net wrote:
BTW - it sounds like maybe somebody was required to give 30 days notice
of service changes to certain customers with good laywers
This is my bet. Let's see. Peering went down October 6th. Then a fedexed
letter with nasty threats arrives today [with a fax c
I guess a significant part of the single-homed networks behind Level(3)
would be in PA space owned by them, and thus will find the initial step
towards multihoming very hard to take (renumbering into PI or their own
PA space).
Its absolutely a high bar. It is no higher than changing prov
If you don't have enable on a router, and you've never negotiated
peering with a transit free ISP then you're not qualified to comment.
You really don't understand what's going on here, and it's not, I
repeat, not a technical problem. There is nothing wrong with the
technology, architecture, or
There is another point here. For anyone signing contracts where the
buyer has significant bargaining power with the seller, you can
specifically stipulate that connectivity to the seller's network is
not-good-enough to save them from paying an SLA event or indeed
breaching the contract. (What
overy services: Colocation, Bandwidth, Hosting, DNS as well as things
like Mainframe/Supercomputer Replication, SAN extension, Call Center
Redirection, Disaster Tree Execution, etc.
Contact me off list.
Hope everything goes well and none of this is needed.
Deepak Jain
AiNET
urn off the port and notify them. If
its inbound, your border router takes care of you.
just an idea.
Deepak Jain
AiNET
a consultant produce, not someone who should know better. Great
college guide book to discuss "issues" though.
Deepak Jain
AiNET
Eesh... I grabbed a copy of this thing. In a cursory over-read... I am
afraid if people (people defined by lim(clue) -> 0) start implementing
datacenters by this guide. This would be a BRILLIANT document as the
reading material for a college-level course. However, I'd be concerned
if a CxO r
make sure there are no prospective peers
at Equinix/Ashburn that I may have missed on my last survey).
Thanks,
Deepak Jain
AiNET
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