Re: [Pool] Taking down my NTP server in Turkey

2012-08-05 Thread Fabian Wenk
Hello Henk On 02.08.2012 17:32, Henk P. Penning wrote: In the meantime, join the .tr pool, and enjoy the spikes! On my servers they went constantly down during the last few days, see [1]. [1] http://www.home4u.ch/ntp/week.html Worry only about bandwidth ; your server can take

Re: [Pool] Taking down my NTP server in Turkey

2012-08-05 Thread Fabian Wenk
Hello Ask On 03.08.2012 20:39, Ask Bjørn Hansen wrote: If we can't at some point we'll figure out to block them, but as long as people are willing to put up their servers to take the load (abuse?), then let's do that. I am also supporting your decision to first try to talk to them to find

Re: [Pool] Taking down my NTP server in Turkey

2012-08-04 Thread Laurence
Turk Telekom My 2p's worth... Unless the amount of traffic starts to disrupt others I agree we shouldn't block them. Adding more servers to the .tr zone is a good short term fix, but surely the long term has to be to address the route cause - why are they sending so much traffic? Badly

Re: [Pool] Taking down my NTP server in Turkey

2012-08-04 Thread Koos van den Hout
Quoting Laurence who wrote on Sat 2012-08-04 at 10:48: Ideally they could add some servers to the pool. Someone from TT tried once, but the routers he added fell over immediately when they were included in the pool. Routers fell over? Was that a typo for servers or are their customers

Re: [Pool] Taking down my NTP server in Turkey

2012-08-03 Thread Henk P. Penning
On Wed, 1 Aug 2012, Mouse wrote: Date: Wed, 1 Aug 2012 19:24:29 +0200 From: Mouse mo...@rodents-montreal.org To: pool@lists.ntp.org Subject: Re: [Pool] Taking down my NTP server in Turkey Sender: pool-bounces+henkp=cs.uu...@lists.ntp.org They're using the tr country-code zone? Then I have

Re: [Pool] Taking down my NTP server in Turkey

2012-08-03 Thread Rob Oats
On Thursday 02 August 2012, Henk P. Penning wrote: On Wed, 1 Aug 2012, Mouse wrote: Date: Wed, 1 Aug 2012 19:24:29 +0200 From: Mouse mo...@rodents-montreal.org To: pool@lists.ntp.org Subject: Re: [Pool] Taking down my NTP server in Turkey Sender: pool-bounces+henkp=cs.uu

Re: [Pool] Taking down my NTP server in Turkey

2012-08-03 Thread Jose Gerardo Perales Soto
Sent: Viernes, 03 de Agosto de 2012 08:59 a.m. To: pool@lists.ntp.org Subject: Re: [Pool] Taking down my NTP server in Turkey If it's ok that a server is in England, then I can donate it to the zone for now. - Svavar Kjarrval On 02/08/12 15:32, Henk P. Penning wrote: On Wed, 1 Aug 2012, Mouse

Re: [Pool] Taking down my NTP server in Turkey

2012-08-03 Thread G.W. Haywood
Hi there, On Fri, 3 Aug 2012, Rob Oats wrote: Do yourself a favour and save your sympathy for someone or something more deserving. Couldn't agree more. Do yourselves a favour and firewall Turkey. -- 73, Ged. ___ pool mailing list

Re: [Pool] Taking down my NTP server in Turkey

2012-08-03 Thread Wessel Nieboer
Op 3-8-2012 15:59, Svavar Kjarrval schreef: If it's ok that a server is in England, then I can donate it to the zone for now. - Svavar Kjarrval On 02/08/12 15:32, Henk P. Penning wrote: On Wed, 1 Aug 2012, Mouse wrote: pool@lists.ntp.org http://lists.ntp.org/listinfo/pool Yes, it's okay to

Re: [Pool] Taking down my NTP server in Turkey

2012-08-03 Thread Ask Bjørn Hansen
Hi everyone, Blocking Turk Telekom customers/devices from using the pool is an option and if at some point supporting them becomes unsustainable we'll figure out how to do it. As long as we can sustain it, I'd rather we do that. Obviously getting a contact there who can help would be much

Re: [Pool] Taking down my NTP server in Turkey

2012-08-03 Thread Mouse
- The job of the NTP Pool is to be the first choice when needing basic NTP service. It's the whole reason we're doing this. True. I sometimes lose sight of that. However - and here I should emphasize that this is a strictly personal viewpoint - I am interested in helping others on the net

Re: [Pool] Taking down my NTP server in Turkey

2012-08-01 Thread Anssi Johansson
Anssi Johansson kirjoitti: I'm currently verifying my only pool.ntp.org is used theory by monitoring when my server is included in the tr zone for each of the subdomains. Graphs [3,4,5,6,7]. To make the measurements a bit easier, I've temporarily removed the 2nd IP address of my server from

Re: [Pool] Taking down my NTP server in Turkey

2012-08-01 Thread Fabian Wenk
Hello Anssi On 30.07.2012 22:21, Anssi Johansson wrote: I believe the proper way to estimate the average request rate is to estimate the total volume of requests for .tr and sum up all the bandwidth figures of all the servers serving .tr, and divide the traffic among the servers based on the

Re: [Pool] Taking down my NTP server in Turkey

2012-08-01 Thread Fabian Wenk
Hello Ask On 31.07.2012 03:38, Ask Bjørn Hansen wrote: … and I wouldn't be surprised if many/most of the clients are using a few DNS resolvers. If the spikes don't get significantly less with the extra servers added I can try As in my previous posting, it really seems to be that way, high

Re: [Pool] Taking down my NTP server in Turkey

2012-08-01 Thread Koos van den Hout
Quoting Fabian Wenk who wrote on Wed 2012-08-01 at 11:52: First, did anybody try to contact Turk Telekom regarding this behavior of their CPE? Eventually this are managed ADSL / VDSL routers, which they give to their customers, but are still able to change configurations (or update

Re: [Pool] Taking down my NTP server in Turkey

2012-08-01 Thread Dimitar Vassilev
2012/8/1 Fabian Wenk fab...@wenks.ch Hello Ask On 31.07.2012 03:38, Ask Bjørn Hansen wrote: … and I wouldn't be surprised if many/most of the clients are using a few DNS resolvers. If the spikes don't get significantly less with the extra servers added I can try As in my previous

Re: [Pool] Taking down my NTP server in Turkey

2012-08-01 Thread Mouse
First, did anybody try to contact Turk Telekom regarding this behavior of their CPE? [...] Several attempts have been made in the past, [...]. None have resulted in any improvements in the ntp behaviour in those routers. They're using the tr country-code zone? Then I have to wonder why we

Re: [Pool] Taking down my NTP server in Turkey

2012-08-01 Thread Koos van den Hout
Quoting Rob Janssen who wrote on Wed 2012-08-01 at 20:05: Mouse wrote: They're using the tr country-code zone? Then I have to wonder why we still have a tr zone. As *ahem* unfortunate as it would be for other Turks, it appears Turk Telekom is uninterested in participating in the

Re: [Pool] Taking down my NTP server in Turkey

2012-08-01 Thread Anthony DeRobertis
On Wed, Aug 01, 2012 at 08:05:05PM +0200, Rob Janssen wrote: Considering the quality of the code in those routers, removing the DNS name that they are looking for will probably result in a DOS attack on the DNS servers. But given a reasonable SOA minimum, it should be absorbed by Turk

Re: [Pool] Taking down my NTP server in Turkey

2012-08-01 Thread Wessel Nieboer
Op 1-8-2012 20:05, Rob Janssen schreef: Mouse wrote: They're using the tr country-code zone? Then I have to wonder why we still have a tr zone. As *ahem* unfortunate as it would be for other Turks, it appears Turk Telekom is uninterested in participating in the cooperative, mutually helpful

Re: [Pool] Taking down my NTP server in Turkey

2012-08-01 Thread Marc Storck
On 8/1/12 10:07 PM, Anthony DeRobertis wrote: Considering the quality of the code in those routers, removing the DNS name that they are looking for will probably result in a DOS attack on the DNS servers. But given a reasonable SOA minimum, it should be absorbed by Turk Telekom's DNS

Re: [Pool] Taking down my NTP server in Turkey

2012-07-30 Thread Fabian Wenk
Hello On 27.07.2012 15:44, Fabian Wenk wrote: On 27.07.2012 14:53, Koos van den Hout wrote: We have a server (ntp.cs.uu.nl) which is included in the .tr zone and rated at gigabit speed. It's placed in the network in such a way that no stateful firewall is in the way. My systems are also

Re: [Pool] Taking down my NTP server in Turkey

2012-07-30 Thread Ask Bjørn Hansen
On Monday, July 30, 2012 at 1:21 PM, Anssi Johansson wrote: However, the average is the important word here as there will be traffic bursts. The traffic bursts will only become less frequent when more servers are added, but it won't reduce the peak values. This is because most traffic from

Re: [Pool] Taking down my NTP server in Turkey

2012-07-29 Thread Charlie Came
You can add my server to the .tr zone if you want: Hostname: *ntp.charliecame.com* IP: *87.98.254.133 http://www.pool.ntp.org/scores/87.98.254.133* On 27 July 2012 17:00, Stephan Seitz s.se...@secretresearchfacility.comwrote: Hi Ask, don't know if it's of much help, but if there's a need for

Re: [Pool] Taking down my NTP server in Turkey

2012-07-29 Thread Ask Bjørn Hansen
On Jul 28, 2012, at 7:19 AM, Charlie Came char...@charliecame.com wrote: You can add my server to the .tr zone if you want: Hostname: ntp.charliecame.com IP: 87.98.254.133 Thanks Charlie, I've added yours and the others that have volunteered over the last few days. Hopefully it should

Re: [Pool] Taking down my NTP server in Turkey

2012-07-27 Thread Fabian Wenk
Hello Ask On 27.07.2012 06:48, Ask Bjørn Hansen wrote: There are a few servers in the tr zone now, though most are configured to not get too much of the traffic. If anyone else wants to serve some extra requests, let me know and I can add your server to the tr zone. :-) When I look at the

Re: [Pool] Taking down my NTP server in Turkey

2012-07-27 Thread Wessel Nieboer
I too have asked Ask to include one of my machines in the tr zone. -- Wessel Op 27 jul. 2012 om 14:10 heeft Fabian Wenk fab...@wenks.ch het volgende geschreven: Hello Ask On 27.07.2012 06:48, Ask Bjørn Hansen wrote: There are a few servers in the tr zone now, though most are configured

Re: [Pool] Taking down my NTP server in Turkey

2012-07-27 Thread Fabian Wenk
Hello Koos On 27.07.2012 14:53, Koos van den Hout wrote: We have a server (ntp.cs.uu.nl) which is included in the .tr zone and rated at gigabit speed. It's placed in the network in such a way that no stateful firewall is in the way. My systems are also connected directly to the internet, so

Re: [Pool] Taking down my NTP server in Turkey

2012-07-27 Thread Budiwijaya
Hello, On Tue, Jul 24, 2012 at 8:43 PM, Anssi Johansson timekee...@miuku.net wrote: Hi, it's been 2.5 years since I set up a NTP server in Turkey to reduce the effects of Turk Telekom's routers querying the pool NTP servers. I think this method has worked quite nicely, with the server

Re: [Pool] Taking down my NTP server in Turkey

2012-07-26 Thread Ask Bjørn Hansen
On Tuesday, July 24, 2012 at 6:43, Anssi Johansson wrote: Hi, it's been 2.5 years since I set up a NTP server in Turkey to reduce the effects of Turk Telekom's routers querying the pool NTP servers. I think this method has worked quite nicely, with the server serving some 1400-1500

[Pool] Taking down my NTP server in Turkey

2012-07-24 Thread Anssi Johansson
Hi, it's been 2.5 years since I set up a NTP server in Turkey to reduce the effects of Turk Telekom's routers querying the pool NTP servers. I think this method has worked quite nicely, with the server serving some 1400-1500 packets/sec on average[1] for the last year. I was hoping that at

Re: [Pool] Taking down my NTP server in Turkey

2012-07-24 Thread Martin Schröder
2012/7/24 Anssi Johansson timekee...@miuku.net: Hi, it's been 2.5 years since I set up a NTP server in Turkey to reduce the effects of Turk Telekom's routers querying the pool NTP servers. I think this method has worked quite nicely, with the server serving some 1400-1500 packets/sec on