RE: Dutch ISPs to collaborate and take responsibility for bottedclients

2009-10-06 Thread lee
now how this could apply to an over-the-top VoIP service--how would an ISP know you're trying to call 911 on Skype? > Besides, if that provider wants to help out, he might setup a captive > portal or something with information regarding tools to clean their > computer. Many providers already do that. Lee

Re: Dutch ISPs to collaborate and take responsibility

2009-10-09 Thread Lee
been compromised and is being used to send spam. When my son comes home from college, there's a huge spike in overnight traffic from my house. With all the people advocating immediate blocking of pwned systems in this thread, I'm wondering what their criteria is for deciding that the system is compromised & should be blocked. Lee

Re: Linux Router: TCP slow, UDP fast

2009-02-14 Thread Lee
Try enabling window scaling echo 1 > /proc/sys/net/ipv4/tcp_window_scaling or, if you really want it disabled, configure a larger minimum window size net.ipv4.tcp_rmem = 64240 87380 16777216 HTH, Lee On 2/14/09, Chris wrote: > Hi All, > > I'm losing the will to live wit

Re: Linux Router: TCP slow, UDP fast

2009-02-14 Thread Lee
On 2/14/09, Chris wrote: > Thanks loads for the quick replies. I'll try and respond individually. > Lee > I recently disabled tcp_window_scaling and it didn't solve the > problem. I don't know enough about it. Should I enable it again ? Settings > differing from d

Re: Linux Router: TCP slow, UDP fast

2009-02-14 Thread Lee
On 2/14/09, Chris wrote: > Thanks very much, Lee. My head's whirring. Am I right in thinking by turning > on scaling (which I just did) then the window size is automatically set ? No. Scaling just allows you to have a window size larger than 64KB. These might help http://www-didc.

Re: Nipper and Cisco configuration results

2009-04-02 Thread Lee
eed to be > looking at? I played with it a bit - removing the "transport input telnet" on a vty line got me the rlogin service is enabled. Add it back & nipper says it's disabled... Do you have a "transport input telnet" on each vty? If not, does adding it fix the nipper report? Regards, Lee

Re: Nipper and Cisco configuration results

2009-04-04 Thread Lee
en create another RAT config for L2/L3 switches that doesn't check as much (eg. don't check for proxy-arp being disabled) Regards, Lee

Re: Nipper and Cisco configuration results

2009-04-04 Thread Lee
ut see http://www.cisco.com/en/US/docs/ios/termserv/command/reference/tsv_s1.html#transport_input Regards, Lee

Re: Unicast Flooding

2009-06-18 Thread Lee
t goes up or down it causes a topology change notification which sets the fast aging timer and the cam table entries age out in something like 15 seconds. Regards, Lee

Re: Parler

2021-01-12 Thread Lee
ext Wednesday after the company received several calls from customers about both websites." The way I read it, they aren't blocking Facebook/Twitter for everyone - the customer has to request the filter for their service. Regards, Lee > > Thank you, > > Kevin McCormick >

Re: Short-circuited traceroutes on FIOS

2019-12-10 Thread Lee
m in the ashburn-ish-area-ish) It's protocol specific. Windows tracert uses icmp instead of udp. On a linux box try ping -t 2 205.132.109.90 You should get a time to live exceeded but the Verizon router gives you an echo reply instead. Regards, Lee >> On Tue, Dec 10, 2019 at 3:08

Re: Practical guide to predicting latency effects?

2020-04-08 Thread Lee
and all the references are http://xxx (or maybe I can't search worth beans & missed all the current references) Or maybe simulation just got too expensive? I vaguely recall sitting through a few OPNET sales pitches in the early 2000s & people getting excited about the product until t

Re: dot-org TLD sale halted by ICANN

2020-05-01 Thread Lee
ce? Put the price cap back on for .org domains and then start the process for finding a new home for .org Regards, Lee

Re: CenturyLink RCA?

2018-12-31 Thread Lee
On 12/31/18, Aaron1 wrote: > Yeah, could have been one of those...gone from bad to worse things like Dave > mentioned... initial problem and course of action perhaps led to a worse > problem. > > I’ve had DWDM issues that have taken down multiple locations far apart from > each other due to how th

Re: CenturyLink RCA?

2018-12-31 Thread Lee
eceded or followed by a > reduced staff day, holiday, or weekend-day. Do you get paid differently based on time of day? I used to be at a place where they were drifting into a 'no changes until midnight' mode except for one group; the rumor I heard was they got overtime pay after 6PM which is why they got to do all their changes during the day. Lee

Re: who attacks the weather channel?

2019-04-18 Thread Lee
> Also it seems no one actually clicked through on the link, which would > have suggested this > > *sigh* > Look on the bright side - if this type of thing still prompts a *sigh* you're not all that old. Best Regards, Lee

Re: Widespread Firefox issues

2019-05-04 Thread Lee
tures.required to false, restart and all my extensions now show xxx could not be verified for use in Firefox. Proceed with caution. but at least they're all enabled again :) Lee

Re: de-peering for security sake

2015-12-25 Thread Lee
an not access government sites because the IP ranges were > owned by a company in a different country two years ago. Find one of your users that's a citizen of said gov't & forward their complaint to the gov't sites. Non-citizen complaints are much easier to ignore.. Rega

Re: Why the US Government has so many data centers

2016-03-13 Thread Lee
he self-reporting loophole - ie 'these aren't the droids you're looking for.' for example - https://github.com/WhiteHouse/datacenters/issues/9 Lee

Re: Why the US Government has so many data centers

2016-03-14 Thread Lee
On 3/13/16, Sean Donelan wrote: > On Sun, 13 Mar 2016, Lee wrote: >> Where does it say test/dev has to be done solely in a cloud data >> center? This bit >> For the purposes of this memorandum, rooms with at least one >> server, providing >> services (whe

Re: Why the US Government has so many data centers

2016-03-14 Thread Lee
On 3/14/16, Sean Donelan wrote: > On Mon, 14 Mar 2016, Lee wrote: >> I doubt anyone really believes that having a server in the room makes >> it a data center. But if you're the Federal CIO pushing the cloud >> first policy, this seems like a great bureaucratic maneu

Re: Latency, TCP ACKs and upload needs

2016-04-20 Thread Lee
> > > What i am trying to get at here is whether 25/1 on satellite, in real > life with a few apps exchanging data, would actually be able to make use > of the 25 download speed or whether the limited 1mbps upload would choke > the downloads ? dunno. Assuming the bandwidth is available, I suspect you could get 25Mb/s doing something like downloading a movie from archive.org but for anything interactive like web surfing / gaming I'd bet no - but because of latency, not the 1Mb/s uplink speed. Regards, Lee

Re: Latency, TCP ACKs and upload needs

2016-04-20 Thread Lee
stacks, but I don't think Windows or OS X has > those features yet (but I'd be very happy to be wrong on that point). Windows has had an autotuning stack since at least Vista. Regards, Lee

Re: NAT firewall for IPv6?

2016-07-05 Thread Lee
and will definitely not be > true in the near future. True. But they're in "stop the bleeding" mode and disabling ipv6 is just a temp work-around until the firewall is fixed. Regards, Lee > 3. Just about any kind of firewall or router CPE device can block or > firewall ipv4

Re: NAT firewall for IPv6?

2016-07-05 Thread Lee
nowing more. Which is why I suggested getting Cisco tech support involved. A mailing list is not where they should be going for help right now. Best Regards, Lee > ... If it is not ipv6 enabled > then it will have no effect on the reported issue (malware). > > > Steven Naslund >

Re: MTU

2016-07-22 Thread Lee
lt window size is 16KB but you can change it with ip tcp window-size NNN Lee > > With that said, we run MTU at >9000 on all of our transit links, and all of > our internal links, with no problems. Make sure to do testing to send pings > with do-not-fragment at the maximum si

Re: Free access to measurement network

2017-12-16 Thread Lee
ease note: National Broadband Map data is from June 30, 2014 and is no longer being updated. How do I find out what my other options are? Thanks, Lee > > - > Mike Hammett > Intelligent Computing Solutions > > Midwest Internet Exchange > > The Brothers WISP > > - Or

Re: Free access to measurement network

2017-12-17 Thread Lee
endent can offer that's better than the local (mono|duo)poly. So while I think I get your point, I see it more as consumers voting with their wallets rather than voting out independents. Regards, Lee > > > - > Mike Hammett > Intelligent Computing Solutions > > Mi

Re: New DNS Service

2018-04-03 Thread Lee
.1/dns-over-tls/ > The routers still need to know the IP address of the far > end point. I would assume that it would be easy to deduce the domain name > from the IP address. It depends. If the web site is hosted on.. let's say cloudflare, there could be hundreds of names pointing to the same IP address. Lee

Re: using expect to log into devices

2018-07-21 Thread Lee
exit. See wait below for more info. get rancid from here ftp://ftp.shrubbery.net/pub/rancid/ and take a look at clogin (which allows you to do 'clogin -x fileName dev1 dev2 ... devN' to run the commands in 'fileName' on the list of devices) The eof and timeout cases are basic

Re: Service provider story about tracking down TCP RSTs

2018-09-01 Thread Lee
rvers in data centers A & B, just make sure no site has an equal cost path to A and B. Any link/ router/ whatever failure & the user can just re-try. Lee

Re: Service provider story about tracking down TCP RSTs

2018-09-01 Thread Lee
On 9/1/18, William Herrin wrote: > On Sat, Sep 1, 2018 at 6:11 PM, Lee wrote: >> On 9/1/18, William Herrin wrote: >>> On Sat, Sep 1, 2018 at 4:00 PM, William Herrin wrote: >>>> Better yet, do the job right and build an anycast TCP stack as >>>> desc

Re: bloomberg on supermicro: sky is falling

2018-10-10 Thread Lee
that it's almost always implemented as your security costs shouldn't outweigh _your_ potential harm Regards, Lee > On Wed, Oct 10, 2018 at 10:54 AM Naslund, Steve > wrote: >> >> Mr Herrin, you are asking us to believe one or all of the following : >> >> 1. You be

Re: Verizon: Extremely Strange CPE Routing in NYC/NJ Area

2018-11-29 Thread Lee
d to windows traceroute: C:\Users\Lee>tracert www.yahoo.com Tracing route to atsv2-fp-shed.wg1.b.yahoo.com [98.138.219.232] over a maximum of 30 hops: 1<1 ms<1 ms<1 ms fw.home.net 2 1 ms<1 ms<1 ms vbz-router.home.net [192.168.1.1] 3 8 ms 3 ms

Re: IPv6 Default Allocation - What size allocation are you giving out

2014-10-11 Thread Lee
't as clear as I'd hoped regarding the caveats :( Best Regards, Lee

Re: Operations task management software?

2016-07-27 Thread Lee
backup failures, backup internet circuit status, out of band interfaces, etc. Automate the checks, put the scripts in crontab & mail out an "OhNoes!" or "all clear" msg at the end. At which point you're left with the problem of making sure the managers are looking at

Re: Operations task management software?

2016-07-27 Thread Lee
omated work. You have a ticketing system - right? Create a cron job that creates a ticket to check whatever. Regards, Lee > > David > > On 7/27/16, 7:19 PM, "Lee" wrote: > > On 7/27/16, David Hubbard wrote: > > Hi all, curious if anyone has recommendati

Re: A perl script to convert Cisco IOS/Nexus/ASA configurations to HTML for easier comprehension

2016-10-06 Thread Lee
things that > are called but never defined) due to the way the regexes are constructed > > Surely this has all been done before but I couldn't find anything in a > few brief moments of searching so here we are. dunno about creating web pages, but https://www.nanog.org/meetings/abstract?id=785 has a section on showing filters that are defined but not referenced & referenced but not defined Regards, Lee

Re: A perl script to convert Cisco IOS/Nexus/ASA configurations to HTML for easier comprehension

2016-10-07 Thread Lee
On 10/7/16, Hank Nussbacher wrote: > On 07/10/2016 00:33, Lee wrote: >> dunno about creating web pages, but >> https://www.nanog.org/meetings/abstract?id=785 >> has a section on showing filters that are defined but not referenced & >> referenced but not defined

Re: A perl script to convert Cisco IOS/Nexus/ASA configurations to HTML for easier comprehension

2016-10-11 Thread Lee
On 10/8/16, Hank Nussbacher wrote: > On 07/10/2016 17:59, Lee wrote: >> On 10/7/16, Hank Nussbacher wrote: >>> On 07/10/2016 00:33, Lee wrote: >>>> dunno about creating web pages, but >>>> https://www.nanog.org/meetings/abstract?id=785 >>>>

Re: A perl script to convert Cisco IOS/Nexus/ASA configurations to HTML for easier comprehension

2016-10-11 Thread Lee
cid puts the diff output into $TMP.diff so add this bit: grep "^Index: " $TMP.diff | awk '/^Index: configs/{ if ( ! got1 ) { printf("/usr/local/bin/myscript.sh "); got1=1; } printf("%s ", $2) } END{ printf("\n") } ' >$TMP.doit /bin/sh $TMP.doit >$TMP.out if [ -s $TMP.out ] ; then .. send mail / whatever rm $TMP.doit $TMP.out fi Regards, Lee

Re: A perl script to convert Cisco IOS/Nexus/ASA configurations to HTML for easier comprehension

2016-10-12 Thread Lee
ds-64int /usr/lib/perl5/5.22 .) at /tmp/iosToHtml.pl line 87. BEGIN failed--compilation aborted at /tmp/iosToHtml.pl line 87. Lee > >> On Oct 11, 2016, at 08:48, Lee wrote: >> >> On 10/10/16, Jay Hennigan wrote: >>> On 10/6/16 1:26 PM, Jesse McGraw wrote: >>>

Re: A perl script to convert Cisco IOS/Nexus/ASA configurations to HTML for easier comprehension

2016-10-13 Thread Lee
On 10/13/16, Jesse McGraw wrote: > Lee, > >Check out the setup.sh script, hopefully it does everything necessary > to get the script working on a Debian-derived Linux system I'm using Windows + Cygwin; maybe it's just that I don't have them installed, but there is

Re: pay.gov and IPv6

2016-11-16 Thread Lee
ensure that IPv6 connections work from public IP space. That will absolutely work. NIST is still monitoring ipv6 .gov sites https://usgv6-deploymon.antd.nist.gov/cgi-bin/generate-gov so the IG isn't going to do anything there & pay.gov has a contact us page https://pay.gov/public/home/contact that I'd bet works much better than a letter to the IG Regards, Lee

Re: pay.gov and IPv6

2016-11-17 Thread Lee
org I just called, but I can't duplicate the problem and they need to work with someone that is having a problem reaching the site. Regards, Lee > > Matthew Kaufman > On Wed, Nov 16, 2016 at 6:29 PM Mark Andrews wrote: > >> >> In message , JORDI >> PALET M &g

Re: pay.gov and IPv6

2016-11-17 Thread Lee
g to work with them don't expect it to get fixed. Regards, Lee > > Matthew Kaufman > > On Thu, Nov 17, 2016 at 9:48 AM Lee wrote: > >> On 11/16/16, Matthew Kaufman wrote: >> > The good news is that I reported this particular site as a problem two >> and &

Re: pay.gov and IPv6

2016-11-18 Thread Lee
On 11/17/16, Carl Byington wrote: > -BEGIN PGP SIGNED MESSAGE- > Hash: SHA512 > > On Thu, 2016-11-17 at 15:32 -0500, Lee wrote: >> That's fine, but until someone is willing to work with them don't >> expect it to get fixed. > > I am working w

Re: 10G switch drops traffic for a split second

2016-11-30 Thread Lee
ht then start > seeing packet drops on all ports until that device turns flow control > back on. I always disabled flow control on the theory that VoIP & flow control are incompatible. just out of curiosity - anyone have it enabled? if so, why? Lee

Re: Definitive Guide to IPv6 adoption

2010-10-19 Thread Lee
nt prefix privacy and prefer, instead, to > have the option of accessing their resources remotely, setting up mobile-IP > home gateways, and any of the other functions that come from static > prefixes? Why does it have to be one or the other? Isn't it possible to hand out a static assignment so that users can access their resources remotely as well as handing out a rotating prefix that changes every so often so that users have 'some chance at prefix privacy.' Lee

Re:

2014-03-27 Thread Lee
N. so if you've got something like switch a: switchport trunk allowed vlan 1-5 switch b: switchport trunk allowed vlan 1-4 when switch a sends a frame on vlan 5, switch b counts it as an input discard. Lee > > All TX and RX counters look normal except on the TX side, I am > showing 110

Re: The FCC is planning new net neutrality rules. And they could enshrine pay-for-play. - The Washington Post

2014-04-27 Thread Lee
; if they decline, the subsidies will be made available to other providers, awarded through a Phase II competitive bidding process." Why do the incumbent carriers get the right of first refusal for subsidies? They're the ones that haven't served their local population so it seems

Re: Redundant Routes, BGP with MPLS provider

2012-08-31 Thread Lee
llows only what's expected in... some providers are better than others at not having anything hit the 'deny any any log' line Regards, Lee > > What is the best method to Instruct the provider's network to prefer the > Primary Data Center routes over the DR site? Keep in

Re: Redundant Routes, BGP with MPLS provider

2012-08-31 Thread Lee
your internal routing protocol into > BGP, and adjusting LP, MED and AS Prepend as needed. Sure.. but how do you *know* you're not getting anything added/removed by the provider? Lee > > Thanks, > > Bill > > -Original Message- > From: Lee [mailto:ler...@gmail.

Re: Redundant Routes, BGP with MPLS provider

2012-08-31 Thread Lee
st the people in our office area to not to take advantage of an unattended terminal but we can trust our MPLS providers to not take advantage of their unrestricted access? Seems backwards to me. Regards, Lee > > Bill > > -Original Message- > From: Lee [mailto:ler...@gma

Re: home network monitoring and shaping

2013-02-12 Thread Lee
> I'd be interested in what other people are using for home connection > debugging. I put the teenager behind a 10Mb hub & haven't had any problems since :) Regards, Lee On 2/12/13, James Harrison wrote: > -BEGIN PGP SIGNED MESSAGE- > Hash: SHA1 > >

Re: Common operational misconceptions

2012-02-15 Thread Lee
traceroute shows _a_ path. Your packets might have taken a different path. (& the return traffic yet another) labeling something "backup link" on the network diagram doesn't make it one. Lee On 2/15/12, John Kristoff wrote: > Hi friends, > > As some of you ma

Re: using "reserved" IPv6 space

2012-07-15 Thread Lee
t have to answer for every > single host address and can design a network to conserve other things > (like our brain cells). Suggestions? I feel like I should be able to do something really nice with an absurdly large address space. But lack of imagination or whatever.. I haven't come u

NAT66 was Re: using "reserved" IPv6 space

2012-07-16 Thread Lee
l. How else do you deal with multiple firewalls & asymmetric routing? Yes, it's possible to get traffic back to the right place without NAT. But is it as easy as just NATing the outbound traffic at the firewall? Lee

Re: using "reserved" IPv6 space

2012-07-16 Thread Lee
t subnets, etc. High order 4 bits of the site address are used for the subnet type. So a /52 tells you the site and if it's users, printers, servers, IP phones, or whatever. Which is *boring*. Nothing novel, no breaking out of "IPv4 think" aside from massively wasting address space. Which brings me back around to my original request for suggestions. What's the new way of looking at designing a network addressing scheme? Regards, Lee

Re: NAT66 was Re: using "reserved" IPv6 space

2012-07-17 Thread Lee
On 7/16/12, Mark Andrews wrote: > > In message > , Lee > writes: >> On 7/16/12, Owen DeLong wrote: >> > >> > Why would you want NAT66? ICK!!! One of the best benefits of IPv6 is >> > being >> > able to eliminate NAT. NAT was a necessary evil

Re: NAT66 was Re: using "reserved" IPv6 space

2012-07-17 Thread Lee
On 7/16/12, Grant Ridder wrote: > If you are running an HA pair, why would you care which box it went back > through? You wouldn't. But if you've got an HA pair at site A and another HA pair at site B.. Lee > > -Grant > > On Monday, July 16, 2012, Mark Andre

Re: Inaccessible network from Verizon, accessible elsewhere.

2011-12-11 Thread Lee
.arpa [203.181.100.137] 19 *** Request timed out. 20 *** Request timed out. 21 *** Request timed out. 22 *** Request timed out. 23 *** Request timed out. 24 *** Request timed

Re: MD5 considered harmful

2012-01-31 Thread Lee
nt of view, MD5 passwords serve two purposes: .. snip .. > > 2. they can be used to convince security auditors that the network is > secure and that they can now sod off and stop harassing me, kthxbai +1 It isn't worth the time or effort trying to get an exception to their 'best practice'. Lee

Re: thoughts?

2010-05-27 Thread Lee
work in 1997, > so we're waiting for the rest of you slackers to get caught up. :) & it took only 11 years for the USG to catch up: http://www.whitehouse.gov/omb/rewrite/pubpress/2008/070108_scorecard.html Lee

Re: Per Site QOS policy with Cisco IOS-XE

2013-05-01 Thread Lee
nk at the spoke. Another advantage was they didnt' waste hub-PE bandwidth for traffic that would be dropped at the spoke PE-CE link anyway. which has nothing to do with IOS-XE but does sound like what you're wanting to do. Regards, Lee > > We are having some pr

Re: Any computer, anywhere?

2013-12-08 Thread Lee
To be clear, while the Firefox vulnerability is cross-platform, the attack code is Windows-specific. Regards, Lee

Re: [NANOG] DWDM More Details

2008-04-25 Thread John Lee
ders while UDWDM and ULHWAN are aimed at trans oceanic links and are very very expensive. John (ISDN) Lee From: Scott E. MacKenzie [EMAIL PROTECTED] Sent: Friday, April 25, 2008 4:00 AM To: NANOG Subject: [NANOG] DWDM Does anyone know where I can locat

Re: [NANOG] DWDM More Details

2008-04-25 Thread John Lee
Net map. What is the largest number of lambdas you have actually run on a single fiber with your duct tape system and how bad was the optical cross talk? john From: Alex Pilosov [EMAIL PROTECTED] Sent: Friday, April 25, 2008 1:37 PM To: John Lee Cc: Sco

Re: [NANOG] DWDM More Details

2008-04-25 Thread John Lee
run stuff you will pay for it. Side note, I liked your two presentations. john From: Alex Pilosov [EMAIL PROTECTED] Sent: Friday, April 25, 2008 1:58 PM To: John Lee Cc: Scott E. MacKenzie; NANOG Subject: RE: [NANOG] DWDM More Details On Fri, 25 Apr 2008

RE: Hijacked Blocks

2009-09-14 Thread Lee Howard
ty has tried to make it as easy as possible to propose changes and participate, but a message to NANOG may not be quite enough. Lee

RE: Repeated Blacklisting / IP reputation, replaced by registered use

2009-09-14 Thread Lee Howard
o supplant the guesswork involved with divining > meaning of reverse DNS labels. We could standardize a string to be used in rDNS of dynamic pools, if you want. Lee

RE: Repeated Blacklisting / IP reputation

2009-09-16 Thread Lee Howard
nsfer" https://www.arin.net/policy/nrpm.html#eight3 Do you get a premium for a "clean" /18? Lee

RE: Dutch ISPs to collaborate and take responsibility for botted clients

2009-10-05 Thread Lee Howard
x27;s been > tried many times before, always without success. I'm trying to understand your analogy, but it's hidden in the sarcasm. Your assertion is that education (and you've decided to include licensing, for some reason) of drivers and the rest is ineffective? You're not opposed to user education, you just believe it's useless because it will only reduce, not eliminate, badness? Lee

RE: ISP customer assignments

2009-10-06 Thread Lee Howard
be easily renumbered into a larger prefix. > matching the standard /64 subnet size and a myriad other obscure > issues. I don't know about "myriad" but I agree that /64 is the standard subnet size. I am *not* advocating assignments of /60 or less, just pointing out that if you do it, it doesn't have to break. Lee

RE: ISP customer assignments

2009-10-06 Thread Lee Howard
are IPv6 vs IPv4-like numbering: 2001:db8:f1::1 81.93.35.12.241.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.1 Did I type the right number of zeroes? Lee

Re: ISP port blocking practice

2009-10-23 Thread Lee Riemer
Isn't blocking any port against the idea of Net Neutrality? Justin Shore wrote: Owen DeLong wrote: Blocking ports that the end user has not asked for is bad. I was going to ask for a clarification to make sure I read your statement correctly but then again it's short enough I really don't s

RE: SLAAC(autoconfig) vs DHCPv6 vs IP Address Lifecycle Management

2008-08-18 Thread John Lee
assignments of /64 EUI-64, /64 random, /126, /127 and /128 and generate the Dynamic DNS updates for those assignments. E-mail me off list if you want any additional information. John (ISDN) Lee From: Howard C. Berkowitz [EMAIL PROTECTED] Sent: Monday, August 18

RE: IP Fragmentation

2008-08-20 Thread John Lee
not allow fragmentation. I do not see this as an efficient use of high speed network resources and local link management can handle fragmentation just fine. John (ISDN) Lee A slightly different History Channel. From: Glen Kent [EMAIL PROTECTED] Sent

RE: IP Fragmentation (correction)

2008-08-20 Thread John Lee
Correction. TTL needs to be set to sufficiently large number of hops to allow the packet to get through the number of hops and the timers need to be set to allow the packet to transit the network and the low speed links before timing out and retransmitting the packet. John (ISDN) Lee

RE: speaking of slightly OT but perhaps still operational content

2008-08-26 Thread John Lee
Unless they have installed a DAS system for cell signal transport or a number of micro or nano cells in the building they will have congestion. But what is a political convention without a little congestion. John (ISDN) Lee From: Dorn Hetzel [EMAIL

RE: Revealed: The Internet's well known BGP behavior

2008-08-27 Thread John Lee
deterministically switch. John (ISDN) Lee :) From: Frank [EMAIL PROTECTED] Sent: Wednesday, August 27, 2008 8:47 PM To: NANOG list Subject: Revealed: The Internet's Biggest Security Hole http://blog.wired.com/27bstroke6/2008/08/revealed-the-in.html

RE: Revealed: The Internet's well known BGP behavior

2008-08-27 Thread John Lee
Patrick, VPN's and MPLS control intermediate hops and IPsec and SSL do not allow the info to be seen. Rewriting the TTL only hides the number of hop count, trace route will still show the hops the packet has transited. John (ISDN) Lee From: Patr

RE: Revealed: The Internet's well known BGP behavior

2008-08-27 Thread John Lee
indicate if the standard route was being taken or another one. When certain links went down several additional hops would be added to the list. John (ISDN) Lee From: Adrian Chadd [EMAIL PROTECTED] Sent: Wednesday, August 27, 2008 11:32 PM To: John Lee Cc

RE: Revealed: The Internet's well known BGP behavior

2008-08-27 Thread John Lee
Thanks guys, going back to my Comer one more time. My issue, question was whether the organization doing the hijacking controlled all of the routers in the new modified path or only some of them? John (ISDN) Lee From: Patrick W. Gilmore [EMAIL PROTECTED

RE: 10GE CWDM

2008-08-30 Thread John Lee
and 10 Gbps lasers on 100 Gbps and greater capacity systems. I agree with Alex's comments that to have 10 Gbps on a CWDM system is to have a CWDM system of at least 40 to 100 Gbps and that is very expensive today. John (ISDN) Lee >From Lightwafve: Optelian adds CWDM XFP transceivers A

RE: high latency ds3 issue on unloaded line

2008-09-26 Thread John Lee
r cost, higher latency path in the evening when computer to computer backups do not care. If you can plot the times the issues start and end and that these occur daily during the week and not on weekends etc that would be a strong indicator. John (ISDN) Lee __

RE: high latency ds3 issue on unloaded line

2008-09-26 Thread John Lee
of the lengthening delay and what other activity event would correlate with it. John From: kris foster [EMAIL PROTECTED] Sent: Friday, September 26, 2008 3:17 PM To: John Lee Cc: mike; nanog@nanog.org Subject: Re: high latency ds3 issue on unloaded line

RE: IPv6 delivery model to end customers

2009-02-07 Thread John Lee
low much more control over IP address assignment and lifecycle control that I will not discuss here. I am not slighting Cable here, I do not have the first hand experience with cable supporting IPv6. IMHO rolling out IPv6 to the customer is a business decision now not a technical one. John (ISDN)

RE: IPv6 delivery model to end customers

2009-02-07 Thread John Lee
for fuller deployment of IPv6 to residential customers. John From: Mikael Abrahamsson [swm...@swm.pp.se] Sent: Saturday, February 07, 2009 1:12 PM To: John Lee Cc: nanog@nanog.org Subject: RE: IPv6 delivery model to end customers On Sat, 7 Feb 2009, John

RE: Looking for someone to bounce some Fore questions off of

2009-02-12 Thread John Lee
Jason, Fore was purchased by Marconi who sold me the Fore ASX switches for a broadband access network in 2001. Ericsson still seems to be selling ASX and TNX boxes. Do you have access to an ATM protocol anlyzers with the port type and speeds you are running? John (ISDN) Lee

RE: Why choose 120 volts? When DC will do

2009-05-26 Thread John Lee
What is all this talk about AC. Real data centers use DC. John (ISDN) Lee From: Seth Mattinen [se...@rollernet.us] Sent: Tuesday, May 26, 2009 3:39 PM To: nanog@nanog.org Subject: Why choose 120 volts? I have a pure curiosity question for the NANOG crowd

Re: DoD IP Space

2021-01-20 Thread John Lee
It is the DISA DOD NIC at: https://disa.mil/About/Contact Which will give you the DISA help desk phone number. John Lee On Mon, Nov 4, 2019 at 3:57 AM Chris Knipe wrote: > Hi Guys, > > Except for the email on ARIN's details, does anyone else have a contact > for th

Re: Google IP Geolocation

2021-04-06 Thread MunFai Lee
We're also having similar issues - Google is detecting our Singapore IP range as coming from HK, and our HK Ip range as coming from Vietnam Just applied for access to Google's ISP portal - let's see what happens. If anyone else have any more ideas how to get Google to fix this, please do share

Re: Caribnog email list

2023-02-07 Thread Stephen Lee
Thanks Biil, David. This has been sorted. Best, Stephen On Sat, 4 Feb 2023 at 13:30, Bill Woodcock wrote: > > Forwarded to the maintainers. > > -Bill > > > > > On Feb 4, 2023, at 6:44 PM, David Bass wrote: > > > > Anyone on here run it? The URL to sign up on the

RE: what is acceptible jitter for voip and videoconferencing?

2023-09-20 Thread Howard, Lee
;s reporting: https://scholarworks.gsu.edu/cgi/viewcontent.cgi?article=1043&context=cs_theses In particular, this table shows the correlation, and is consistent with what I would expect. [cid:image001.png@01D9EBA9.A25944E0] Lee From: NANOG On Behalf Of Dave Taht Sent: Tuesday, September 19, 2023 8:

Re: facebook outage

2021-10-04 Thread John Lee
I was seeing NXDOMAIN errors, so I wonder if they had a DNS outage of some sort?? On Mon, Oct 4, 2021 at 5:14 PM Bill Woodcock wrote: > They’re starting to pick themselves back up off the floor in the last two > or three minutes. A few answers getting out. I imagine it’ll take a while > before

Questions about IRR best practices

2021-10-22 Thread Lee Fawkes
b doesn't allow multiple proxy registrations by registering proxy route objects in ARIN-NONAUTH, but that won't be an option much longer, and I can't really experiment with our customers' route objects to see what works. Thanks! -Lee Fawkes

Re: is ipv6 fast, was silly Redeploying

2021-11-19 Thread John Lee
Cisco and Juniper routers have had v6 functionality for over 10 years. Lucent/Nokia, and others. Check UNL list at https://www.iol.unh.edu/registry/usgv6 for v6 compliant routers and switches. John Lee On Fri, Nov 19, 2021 at 5:48 PM John Levine wrote: > It appears that Michael Thomas s

Re: Has virtualization become obsolete in 5G?

2020-08-01 Thread John Lee
The short answer is that the "Cloud Native Computing" folks need to talk to the Intel Embedded Systems Application engineers to discover that micro services have been running on Intel hardware in (non-standard) containers for years. We call it real time computing, process control,... Current multi

Re: Auto-configuring IPv6 transition mechanisms on customer devices

2019-01-02 Thread Lee Howard
deployments, I think. Open source software. For stateless transition mechanisms (MAP/LW4o6) it can be really fast. We have a build I'd be happy to share, if you want. Lee

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