you would need to configure both the address and
the port.
In any event, I wonder if there is an opportunity here for additional
security. Although any changes are clearly years off.
--
Leo Bicknell - [EMAIL PROTECTED] - CCIE 3440
PGP keys at http://www.ufp.org/~bicknell/
Read
e adds a call to both my-upstream-noc,
and b0rken-noc-upstream-noc.
It would seem going direct would put a lower load on NOC's in general,
which presumably would let them spend more time on problems and provide
better service.
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Leo Bicknell - [EMAIL PROTECTED] - CCIE 3440
PGP
stomers. For larger customers, that's not enough
headroom, but if the customer is that large some clue is assumed,
and so a limit of 2x the registered (eg supernet) prefixes is
probably fine. I would allow a customer a higher limit if they
can demonstrate a good reason.
What do you find reaso
ber more
applications for a more flexible mechanism. Of course, it would
require more human smarts, which might be why vendors don't do it.
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Publishers Clearinghouse wants to award you $1 Million!"
Maybe that wouldn't be so bad, the spam would be less offensive.
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the upside, but that's just my opinion.
I know nothing about Paul's specific case, but in general be patient
with fiber in Manhattan, and from talking to other carriers that
is not unique to MFN.
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ll have been moved
up to roles with more responsibility, and significantly more money.
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uch better that your car will run again if you have a
certified mechanic.
Many have said business is simply risk management, and certifications
are a way of managing that risk.
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In a message written on Wed, May 22, 2002 at 05:00:27PM -0700, Paul Vixie wrote:
> [EMAIL PROTECTED] (Leo Bicknell) writes:
> > If you ever want to become a team leader, or a manger, or run a
> > theoretical group you are going to need the math and English
> > backgrounds
one whole paperwork/justification
step (for your first address allocation). For subsequent allocations
there is an example (that /24) of how efficiently the ISP uses the
space.
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is
might be 5-15k new routes, which is probably 3-13% of the total
space already announced.
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no other registry assigned space assigned to you".
I specifically exclude provider allocated space, as I'm assuming the ASN
goal is to multihome.
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rs is near zero.
That's not saying we might be able to do things more intelligent with a
new system, but the grand goal is a pipe dream.
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over the exchange)
from one or more players. The exchange operator should run the box
"announcing" the exchange.
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(preferably from their own AS). If you're
not a transit provider, don't send it to peers. Regardless, filter
all the exchanges you are present at on _all_ inbound BGP sessions.
Only use your local route.
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Leo Bicknell - [EMAIL PROTECTED] - CCIE 3440
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ith equal MEDS, then it will choose the one with the lower router ID.
As you can see, there are many other steps to the selection process,
as documented in the link above.
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't bet on your ISP staying in business though, and I
wouldn't bet on the price, once this is all shaken out, being that
low.
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oolish. If you use more than one tool, you
can compare them and determine which is correct. Assuming that the
graphs we make public are the only graphs we have would be a bad
mistake.
There's also the obvious, if you can "show int" on the box, you can
always double check a graph, in
provider. The first adopters need to be DSL
and cable modem providers, to the end user, on by default. Then
we can go somewhere.
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omers actually had it turned on, I
believe.
I'd be suprised if 1% of _residential end users_ were on multicast
enabled networks today. Very surprised.
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sender on your network, and the 5 clients are
on 5 different peer networks. You just carried 5 times the traffic
on your network, and billed your client once.
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plain about HTML mail when someone
is also sending you text, just because you're too backwards to
display it.
If we could convert the whole country, including Joe Idiot from
Leaded to Unleaded gas, I'm sure some "network savvy" people can
figure out how to make basic MIME wo
imum length as set
by your ISP.
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e me feel better right now they could contact
my company via normal support channels and have a frank and open
discussion about what this paper/presentation means, and what action
if any they are taking as a result. Somehow for what the boxes and
support costs that doesn't seem like too much to
run a
decompiler was instantly a crimimal. It probably all came about
from the crazy decision that software should be licensed, not sold.
We'd be in a world of hurt if anyone who figured out how to put a
lift kit on his pickup was sued by ford for "disassembling" the
truck and figuring
rting joe random with a
small office and a 2501 in the corner he should pay attention, but
it's probably not enough. If a hacker manages to take over twenty
or thirty thousand routers thoughI suspect a flood of calls
Cisco's direction.
--
Leo Bicknell - [EMAIL PROTECTED
ion we need to ask is how many independant
subnets will they need.
This is why many people are proposing a /56 for home users, as it
gives you 256 subnets. Still more than most people will need.
Others have proposed /52 and /60, since many want to claim DNS is
easier if done in nibbles.
--
L
ith auto configuration and soforth and you have
quite a mess with no group clearly "leading in the polls".
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to them which is causing the peers to
notice and take action. I also find Cogent's practice of offering
Level 3 customers free service unseemly. They are partially
responsible for the outage, and are trying to use that fact to lure
customers. That makes me wonder if they've written off Le
oblem. There is nothing wrong with the
technology, architecture, or anything else. There is something
wrong with the business model of one, or both of these companies.
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etwork off from someone else for a business
reason they will be able to do that whatever the design of the
network may be. Level 3 and Cogent are both actively causing this
outage. It's not some grand design failure.
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etwork that was sending more traffic should now pay for
> transit, even though this traffic was traffic that their own customers
> were requesting and paying them to transmit!
>
> There are ways to deal with it though, like cold potato routing.
My message to JC:
In a mes
to see those more into BGP routing analysis
to look at that (possible) trend. It's probably causing a shift
in how BGP processing occures on both a device and a network level
(more redundant paths) which could have implications for future
gear.
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Leo Bicknell - [EMAIL PROTECTED]
arketing. Don't sell "Internet
Access" if you can't access "the whole internet" for what 99 out
of 100 people define as "the whole internet". If you want to sell
some more limited service, fine, give it a new name because it's
not "Internet Access&qu
awsuit is
filed and/or decided) and once you do know you're probably so far
in the red from the lawsuit it wasn't worth the savings or extra
revenue you thought you were getting from short changing the customer.
Bottom line. Selling "internet access" where you can't get t
e cards
locally, and has to send off to the national HDTV center to get
one. They lock down their set top box to a single resolution, which
is not the resolution of my TV, nor the resolution of the local
broadcasters. They don't carry anything but the three local networks
in HD. They are also losing my business as we type to another
provider who offers a better service.
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's either. Full tables are not done
on a peering level, ever. If anything wonky is being done it's
done with selective leaking of routes in one or both directions,
never ever ever with a full table.
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in your local RIR and/or the IETF processes.
"Network engineers" with hands on day to day experience tend to be
underrepresented in both forums.
For those of you in North America (after all, this is NANOG) check out
ARIN's Public Policy Mailing List, information is on ARIN's
or a sign that operators are doing their job. There should be
enough redundancy in the system that loss of any one site, for whatever
reason, doesn't cause a major, or even minor disruption.
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hand, even at some quite large providers.
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up with a per-peer specific configuration. It
would seem to me that the opportunity for mistakes is grealy
increased. Even if we assume all the people using it really need
it, is it worth risking the performance of 500 or 1000 customers
for the 5-10 who actually use the features?
--
decision to deploy it. Several
people mailed me to say they were resisting deploying a similar
setup because they believed no one would use it.
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re is a complicated problem. Peering contracts can prohibit
it. Everyone wants to hide their own skeletons. Information is
often distorted on the way from engineering to sales. That's no
reason to take "trust us, we do a good job" as an answer. Having
the information to make you
3) Drop the supernet test on the same day of the first allocation.
4) Listen to feedback from the first few people allocated space
and if it still is not properly routed send out another notice
to people and possibly delay additional allocations from the
block for another month.
ries. IMHO it is there job to make sure IANA has a way to
send those sorts of messages.
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those in North America (this is nanog, isn't
it) ARIN is it. As the communities desigated represenative to
interface with IANA, I feel it is ARIN's duty to collect and
distribute information from IANA.
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Leo Bicknell - [EMAIL PROTECTED] - CCIE 3440
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ider the paths that are available for a moment, I think
most people can deduce why they are choosing the Level 3 path, and
it has nothing to do with performance.
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uld have been if the charge was
only for the amount over 2:1, and was a reasonable price for peering,
perhaps $15/Meg and AOL gets to pick the locations
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eer with someone /even though they are shifting cost to the
other party/. I've never understood how someone can argue that a
ratio is about protecting their company from bearing a disproportionate
amount of the cost, and then also prevent their company from shifting
that cost to someone else (as
uy from them.
So which is it? Do you peer with the little guys who don't run
networks because content peering is good, or do you not peer with
them because it forces them to buy from somebody, and if everyone
does that it's good for ISP's in general? It seems to me you want
to have yo
s, one for each higher level application.
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Description: PGP signature
ices if they are accidently given one
of these "special" names.
Was this problem discussed in the working group?
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The fact that new, recent software is coming out with buffer
overflows is bad enough, the fact that people are still buying
it, and also making the companies own up to their mistakes is
amazing. I have to think there's billions of dollars out there
for class action lawyers. Right n
I thought was the best solution in general.
It doesn't apply very directly to the specific events of the last
few days.
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ource, who said customer financial information was never in danger of
being stolen."
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Description: PGP signature
oices you site were made at a very
different time, and for very different reasons. I highly doubt
if Bell Labs had to make choices today that they would choose the
same outcome.
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ed to blow the delay budget? What percentage of
reordered packets starts to cause issues?
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t, and AS 6461 records will (after a bit of IVR) get you to
someone who can help.
peering@ also opens a ticket. The same applies.
Note, for us noc@ and peering@ go two different places. noc@ is
realtime issues, peering@ is policy/requests and other non-realtime
issues.
--
Leo Bicknell - [E
ith a few
access roads for it.
The actual area is fine, and not in a flood plain. That's not to
say there won't be other roof issues or clogged drains, but I don't
think there's any reason to fear it's all underwater, or anything.
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Leo Bicknell - [EMAIL PROTECTED]
subscribe to their Public Policy
Mailing List (PPML):
http://www.arin.net/mailing_lists/index.html#ppml
Many issues that affect smaller ISPs are being decided by the large
ISPs, only because they often are the only ones with people
participating in the process. Don't let that happen!
--
internet is an even bigger, and more
immediate concern that should warrant the same treatment.
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much
more serious operational problems. Maybe it would be better for
APNIC to give up 223/8 for 70/8, since I suspect 70/8 will have
the same filtering problems as 69/8. If they want to make life
worse for their users, more power to them.
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Leo Bicknell - [EMAIL PROTECTED] - C
ple who require you to have a network to be
taken seriously. At the end of the day my assumption that both
options are executed well is the most often violated, and a prime
cause is that it was not in a companies core interest.
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Leo Bicknell - [EMAIL PROTECTED] - CCIE 3440
PGP keys
The shorter TTL allows these boxes to get
rid of the junk entries much faster.
Depending on your web content I'd recommend 15 minute to 1 hour TTL
values.
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ople get the
government involved, and the government will fix it in it's usual
bull-in-a-china-shop way, which will be very bad for the ISP, and
hopefully only slightly bad for the consumer.
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are used to direct information and data on a network.
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ve limited data at this time.
Customers who have problems should send in a traceroute (bidirectional
if at all possible) to the usual support channels.
Sometimes you're the windshield, sometimes your the bug.
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? Comments from Akamai?
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a provider of network services I take great pleasure that
people want to do that to their e-mail, because in the end it is
more bits moving across my network. If google helps people send
bigger e-mails, with more attachments and more graphics and so on
good for them! More bits for all of us to
oftware has issues, and until they are fixed I don't
think this is just a slam dunk.
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+ unicast for a "busy"
zone and can provide real distribution of queries data (particularly
before and after an outage) that would be quite interesting.
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gle box, particularly
when you consider they are all high profile DDoS targets as well.
If it were trivial, more GTLD's would be doing it.
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ave to hide the fact that they are
throwing it over the wall. When some colo providers want to do
things like charge a 0-mile local loop for a fiber across the room
people think it's too much, and run their own "over the wall" fiber.
However since it's technically not allowed
rs (no batteries on the -48VDC side) they will probably
still insist on batteries in their own rack.
So, it's not quite a "does not trust anyone", but for practical matters
in non-(telco)datacenter buildings that is true.
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Leo Bicknell - [EMAIL PROTECTED] - CCIE 3440
nts. I'm not quite sure how we enforce those
requirements. However, the lack of being able to enforce those
requirements does not make listing everyone any better of a solution.
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rafts, and submit your comments to the working group. The information
for the working group is at
http://www.ietf.org/html.charters/ipv6-charter.html, and includes
their mailing list archives and information on how to subscribe
and/or post.
Even if you disagree with me, much like voting the im
omises of "global uniqueness" that are at
best inappropriate, at worst a road to disaster.
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going to forget those
idea's because someone told them "rigid boundaries are good" and
"you don't need private space anymore".
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e randomly assigned
worldwide out of a single /7.
Distilled down the proposal makes no sense.
1 You can have globally unique addresses.
2 You can use them between organizations.
a If your organization is an ISP, please don't allow them on the
"Internet".
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will exist, and as such consider what the impact will be on the
network. Good product design means designing for people who do
stupid stuff with your product, to a certain degree.
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ill probably
> be sufficiently cheap that even organizations in less developed
> countries can afford it.
The draft also states, and I quote:
- Permanent with no periodic fees.
So yes, everyone will be able to afford it. There is not a competition
angle here. There is a huge question of how you're going to run a
registry with no funding though.
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on would be
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" (yes,
simplified, but you get my point) and recompiling your NAT code,
I'm not sure what will be the barrier to IPv6 NAT.
I would love to see a solid technical reason why IPv6 NAT will NOT work.
In the absense of that I will stick to my guns and say that it will
work and be available, an
h out an additional
IP address to every end box, and update your IGP, firewall rules,
and other configs, or is it easier to run NAT at the edge to convert
your local network to public IP's?
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isconnect
from an ISP does not sound like a step forward from either public
PI space, or from using 1918 space and NAT.
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Leo Bicknell - [EMAIL PROTECTED] - CCIE 3440
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pgpQXylh056ZC.pgp
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erve a contiguous /19 for you if you
> can justify that you'll use it within the next 3-6 months.
Note, if you are multi-homed the prefix length is a /22.
http://www.arin.net/policy/2002_3.html
--
Leo Bicknell - [EMAIL PROTECTED] - CCIE 3440
PGP keys at http://www.ufp.o
ion, I have yet to see any
IPv6 gear that cares about prefix length. Configuring a /1 to a
/128 seems to work just fine. If anyone knows of gear imposing
narrower limits on what can be configured I'd be facinated to know
about them.
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Leo Bicknell - [EMAIL PROTECTED] - CCIE 3440
PGP
that there will be
too many routes, but that all the IPv6 researchers are bringing forth
this view.
8 years too late guys. We've figured out table management.
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Leo Bicknell - [EMAIL PROTECTED] - CCIE 3440
PGP keys at http://www.ufp.org/~bicknell/
Read TMBG List - [EMAIL PRO
l to large
ISP's and everything inbetween solving real world allocation
problems every day. The history tells us is the policy will
change over time. History also tells us being too liberal early on
can never be "fixed". The RIR's will change policy as time goes
to give the customers the space
they need, and with technologies like DHCP and the like it is much
easier for many end users to live with IP's from their upstream,
even if they change once in a while. Couple that with a (very small)
amount of paperwork and fees and you do cut out many of the fri
or your train locomotive, so the gensets are less
tested, harder to find, and more expensive.
So, IMHO, natural gas is good for smaller applications (probably
under 250Kw), in areas where the gas is stable so you don't have
to do on site storage. Otherwise Diesel is probably cheaper (both
in
Are you an ISP (in the sense of terminates leased line type things)
in Exodus Dulles (aka Sterling)? If so, I'd like to ask you a few
questions off list.
Thanks.
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Leo Bicknell - [EMAIL PROTECTED] - CCIE 3440
PGP keys at http://www.ufp.org/~bicknell/
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es (the receivers themselves) "hidden", and provide a unix box
syncing to all of them as the front end. From my limited knowledge,
that front end box will only show the one source it has picked as
"best".
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Leo Bicknell - [EMAIL PROTECTED] - CCIE 3440
PGP keys at ht
lerator cards I
figure someone has to make the stripped down solution for a reasonable
price.
Any pointers welcomed.
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Leo Bicknell - [EMAIL PROTECTED] - CCIE 3440
PGP keys at http://www.ufp.org/~bicknell/
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pgp0.pgp
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rds with IPSec coprocessors onboard supported
by some free OS's:
http://www.iwill.net/products/ProductDetail.asp?vID=129&CID=110
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Leo Bicknell - [EMAIL PROTECTED] - CCIE 3440
PGP keys at http://www.ufp.org/~bicknell/
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pgp0.pgp
Description: PGP signature
lame name servers removed from their records, possibly
existing with no nameservers, until the owner pointed them at the
right place.
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Leo Bicknell - [EMAIL PROTECTED] - CCIE 3440
PGP keys at http://www.ufp.org/~bicknell/
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pgp0.pg
eaders, no "untrusted sender used -f", etc. Valid abuse@
for the machine name, and the parent domain are essential.
Valid contacts for the domain and IP block are helpful.
In general this sounds like a low-risk activity, as described.
--
Leo Bicknell - [EMAIL PROTECTED] - CCIE 3440
gress, the FTC, and the FCC could do for spam what
they are doing for the telephone.
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Leo Bicknell - [EMAIL PROTECTED] - CCIE 3440
PGP keys at http://www.ufp.org/~bicknell/
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pgp0.pgp
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lar issue, although not on all domains. A number that
I know where registered between 1992 and 1997 now all have creation
dates in 2002. It is disturbing, to say the least.
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Leo Bicknell - [EMAIL PROTECTED] - CCIE 3440
PGP keys at http://www.ufp.org/~bicknell/
Read TMBG List
n a city probably takes 30 minutes of walking
around looking at the ground. Even with the people who plan for
dual failures 5-10 simultaneous cuts would probably take them down
every time, and no one would pay attention to a group of grubby
workers with a backhoe on a corner sitting around doing
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