Re: [LUAU] Favorite NTP server?
Brian, That stratum-1 Rasberry Pi project is really cool. Jeff, http://www.pool.ntp.org/zone/us You can list multiple servers and get your time normalized between all of them. -Vince > > ___ LUAU@lists.freesoftwarehawaii.org mailing list http://lists.freesoftwarehawaii.org/listinfo.cgi/luau-freesoftwarehawaii.org
Re: [LUAU] Favorite NTP server?
Brian Chee wrote: Why not run your own NTP server? The stratum1 Raspberry Pi would cost under $100 in hardware and that includes a pretty long external GPS patch antenna that you can stick to the inside of a window. http://www.satsignal.eu/ntp/Raspberry-Pi-NTP.html Though the GPS unit from Adafruit has an external antenna connector and the patch antenna is bitchin. I'm considering combining projects to do a gps synched clock (7 segment displays) that also serves NTP. /brian chee ## Brian, Cool Project AL. On Thu, Feb 20, 2014 at 3:10 PM, Jeff Mings wrote: Yes, Brian, the first NTP pool address I listed is from ntp.pool.org, but it may be farther away /slower depending upon which server in the pool answers the query. Al, I always appreciate your suggestions, but I noticed that the NASA NTP server is really not supposed to be publicly available: http://support.ntp.org/bin/view/Servers/PublicTimeServer000270 Strangely, the ntp.hawaii.edu server doesn't have a stratum rating, and I know that a few years ago, it oddly jumped forward to the year 2030: http://support.ntp.org/bin/view/Servers/PublicTimeServer000453 In terms of ping time and likely long-term reliability, the NIST server in LA is looking like my best option : nist1-la.ustiming.org Sincerely, -Jeff On 02/20/2014 12:52 PM, Brian Chee wrote: Can't answer that, but Alan Whinery is behind it and it's providing NTP for UHM ITS facilities. Have you thought of ntp.pool.org? /brian chee On Thu, Feb 20, 2014 at 2:48 PM, Jeff Mings wrote: That was fast! You are SO on it, Mr. Chee! :D Since you work with the UH IT dept., I'm not surprised you produced a UH server. Is this particular server _reliably_ deployed? I.e., will it likely be consistently available 5 years from now? There are a lot of devices, like phones, that I need to set a good NTP server on that I might not check for several years. Thanks Brian, -Jeff On 02/20/2014 12:44 PM, Brian Chee wrote: ntp1.hawaii.edu canonical name = ntproundtop.hawaii.edu. Name: ntproundtop.hawaii.edu Address: 128.171.235.62 On Thu, Feb 20, 2014 at 2:40 PM, Jeff Mings wrote: Hi All! After the new NTP DOS vulnerability, a lot of NTP servers are changing their operation. I have used the navy's atomic clock at tick.mhpcc.hpc.mil for quite some time, but it appears that they may be reducing access to it now. Many of my clients use RoadRunner locally, which doesn't seem to have a publicly-listed NTP server in this area. I could use the pool from CentOS, or even the one from Apple, but I want to make sure I use a server or pool of them that won't be overwhelmed/useless like the Microsoft NTP servers. So far, using 0.us.pool.ntp.org looks like a solid choice for long-term reliability, but nist1-la.ustiming.org yields better ping times, and the NIST has a nice status page at http://tf.nist.gov/tf-cgi/ servers.cgi for checking service. Any better suggestions? Thanks, -Jeff ___ LUAU@lists.freesoftwarehawaii.org mailing list http://lists.freesoftwarehawaii.org/listinfo.cgi/luau- freesoftwarehawaii.org ___ LUAU@lists.freesoftwarehawaii.org mailing list http://lists.freesoftwarehawaii.org/listinfo.cgi/luau- freesoftwarehawaii.org ___ LUAU@lists.freesoftwarehawaii.org mailing list http://lists.freesoftwarehawaii.org/listinfo.cgi/luau- freesoftwarehawaii.org -- ~Al Plant - Honolulu, Hawaii - Phone: 808-284-2740 + http://hawaiidakine.com + http://freebsdinfo.org + + http://aloha50.net - Supporting - FreeBSD 7.2 - 8.0 - 9* + < email: n...@hdk5.net > "All that's really worth doing is what we do for others."- Lewis Carrol ___ LUAU@lists.freesoftwarehawaii.org mailing list http://lists.freesoftwarehawaii.org/listinfo.cgi/luau-freesoftwarehawaii.org
Re: [LUAU] Favorite NTP server?
Jeff Mings wrote: Yes, Brian, the first NTP pool address I listed is from ntp.pool.org, but it may be farther away /slower depending upon which server in the pool answers the query. Al, I always appreciate your suggestions, but I noticed that the NASA NTP server is really not supposed to be publicly available: http://support.ntp.org/bin/view/Servers/PublicTimeServer000270 Strangely, the ntp.hawaii.edu server doesn't have a stratum rating, and I know that a few years ago, it oddly jumped forward to the year 2030: http://support.ntp.org/bin/view/Servers/PublicTimeServer000453 In terms of ping time and likely long-term reliability, the NIST server in LA is looking like my best option : nist1-la.ustiming.org Sincerely, -Jeff Hi Jeff, I got the nasa, columbia servers from some freeBSD list in a published form. I think Mike Lucas lists some reliable ntp servers for regions in Absolute BSD. The pool servers are part of the problem since the IP s are from all over. One of the guys in England tells me and shouldnt be trusted if you need real accuracy. AL ## On 02/20/2014 12:52 PM, Brian Chee wrote: Can't answer that, but Alan Whinery is behind it and it's providing NTP for UHM ITS facilities. Have you thought of ntp.pool.org? /brian chee On Thu, Feb 20, 2014 at 2:48 PM, Jeff Mings wrote: That was fast! You are SO on it, Mr. Chee! :D Since you work with the UH IT dept., I'm not surprised you produced a UH server. Is this particular server _reliably_ deployed? I.e., will it likely be consistently available 5 years from now? There are a lot of devices, like phones, that I need to set a good NTP server on that I might not check for several years. Thanks Brian, -Jeff On 02/20/2014 12:44 PM, Brian Chee wrote: ntp1.hawaii.edu canonical name = ntproundtop.hawaii.edu. Name: ntproundtop.hawaii.edu Address: 128.171.235.62 On Thu, Feb 20, 2014 at 2:40 PM, Jeff Mings wrote: Hi All! After the new NTP DOS vulnerability, a lot of NTP servers are changing their operation. I have used the navy's atomic clock at tick.mhpcc.hpc.mil for quite some time, but it appears that they may be reducing access to it now. Many of my clients use RoadRunner locally, which doesn't seem to have a publicly-listed NTP server in this area. I could use the pool from CentOS, or even the one from Apple, but I want to make sure I use a server or pool of them that won't be overwhelmed/useless like the Microsoft NTP servers. So far, using 0.us.pool.ntp.org looks like a solid choice for long-term reliability, but nist1-la.ustiming.org yields better ping times, and the NIST has a nice status page at http://tf.nist.gov/tf-cgi/ servers.cgi for checking service. Any better suggestions? Thanks, -Jeff -- ~Al Plant - Honolulu, Hawaii - Phone: 808-284-2740 + http://hawaiidakine.com + http://freebsdinfo.org + + http://aloha50.net - Supporting - FreeBSD 7.2 - 8.0 - 9* + < email: n...@hdk5.net > "All that's really worth doing is what we do for others."- Lewis Carrol ___ LUAU@lists.freesoftwarehawaii.org mailing list http://lists.freesoftwarehawaii.org/listinfo.cgi/luau-freesoftwarehawaii.org
Re: [LUAU] Favorite NTP server?
Why not run your own NTP server? The stratum1 Raspberry Pi would cost under $100 in hardware and that includes a pretty long external GPS patch antenna that you can stick to the inside of a window. http://www.satsignal.eu/ntp/Raspberry-Pi-NTP.html Though the GPS unit from Adafruit has an external antenna connector and the patch antenna is bitchin. I'm considering combining projects to do a gps synched clock (7 segment displays) that also serves NTP. /brian chee On Thu, Feb 20, 2014 at 3:10 PM, Jeff Mings wrote: > Yes, Brian, the first NTP pool address I listed is from ntp.pool.org, but > it may be farther away /slower depending upon which server in the pool > answers the query. > > Al, I always appreciate your suggestions, but I noticed that the NASA > NTP server is really not supposed to be publicly available: > http://support.ntp.org/bin/view/Servers/PublicTimeServer000270 > Strangely, the ntp.hawaii.edu server doesn't have a stratum rating, and I > know that a few years ago, it oddly jumped forward to the year 2030: > http://support.ntp.org/bin/view/Servers/PublicTimeServer000453 > > In terms of ping time and likely long-term reliability, the NIST > server in LA is looking like my best option : nist1-la.ustiming.org > > Sincerely, > -Jeff > > > > > On 02/20/2014 12:52 PM, Brian Chee wrote: > >> Can't answer that, but Alan Whinery is behind it and it's providing NTP >> for >> UHM ITS facilities. Have you thought of ntp.pool.org? >> >> /brian chee >> >> >> >> On Thu, Feb 20, 2014 at 2:48 PM, Jeff Mings wrote: >> >> That was fast! You are SO on it, Mr. Chee! :D >>> >>> Since you work with the UH IT dept., I'm not surprised you produced >>> a >>> UH server. Is this particular server _reliably_ deployed? I.e., will it >>> likely be consistently available 5 years from now? There are a lot of >>> devices, like phones, that I need to set a good NTP server on that I >>> might >>> not check for several years. >>> >>> Thanks Brian, >>> -Jeff >>> >>> On 02/20/2014 12:44 PM, Brian Chee wrote: >>> >>> ntp1.hawaii.edu canonical name = ntproundtop.hawaii.edu. Name: ntproundtop.hawaii.edu Address: 128.171.235.62 On Thu, Feb 20, 2014 at 2:40 PM, Jeff Mings wrote: Hi All! > After the new NTP DOS vulnerability, a lot of NTP servers are > changing > their operation. > > I have used the navy's atomic clock at tick.mhpcc.hpc.mil for > quite > some time, but it appears that they may be reducing access to it now. > > Many of my clients use RoadRunner locally, which doesn't seem to > have > a publicly-listed NTP server in this area. I could use the pool from > CentOS, or even the one from Apple, but I want to make sure I use a > server > or pool of them that won't be overwhelmed/useless like the Microsoft > NTP > servers. So far, using 0.us.pool.ntp.org looks like a solid choice > for > long-term reliability, but nist1-la.ustiming.org yields better ping > times, and the NIST has a nice status page at > http://tf.nist.gov/tf-cgi/ > servers.cgi for checking service. > > Any better suggestions? > > Thanks, > > -Jeff > > > ___ > LUAU@lists.freesoftwarehawaii.org mailing list > http://lists.freesoftwarehawaii.org/listinfo.cgi/luau- > freesoftwarehawaii.org > > > ___ >>> LUAU@lists.freesoftwarehawaii.org mailing list >>> http://lists.freesoftwarehawaii.org/listinfo.cgi/luau- >>> freesoftwarehawaii.org >>> >>> >> >> > ___ > LUAU@lists.freesoftwarehawaii.org mailing list > http://lists.freesoftwarehawaii.org/listinfo.cgi/luau- > freesoftwarehawaii.org > -- University of Hawaii SOEST Advanced Network Computing Laboratory (ANCL) Brian Chee 2525 Correa Road, HIG 500 Honolulu, HI 96822 Office: 808-956-5797 ___ LUAU@lists.freesoftwarehawaii.org mailing list http://lists.freesoftwarehawaii.org/listinfo.cgi/luau-freesoftwarehawaii.org
Re: [LUAU] Favorite NTP server?
Yes, Brian, the first NTP pool address I listed is from ntp.pool.org, but it may be farther away /slower depending upon which server in the pool answers the query. Al, I always appreciate your suggestions, but I noticed that the NASA NTP server is really not supposed to be publicly available: http://support.ntp.org/bin/view/Servers/PublicTimeServer000270 Strangely, the ntp.hawaii.edu server doesn't have a stratum rating, and I know that a few years ago, it oddly jumped forward to the year 2030: http://support.ntp.org/bin/view/Servers/PublicTimeServer000453 In terms of ping time and likely long-term reliability, the NIST server in LA is looking like my best option : nist1-la.ustiming.org Sincerely, -Jeff On 02/20/2014 12:52 PM, Brian Chee wrote: Can't answer that, but Alan Whinery is behind it and it's providing NTP for UHM ITS facilities. Have you thought of ntp.pool.org? /brian chee On Thu, Feb 20, 2014 at 2:48 PM, Jeff Mings wrote: That was fast! You are SO on it, Mr. Chee! :D Since you work with the UH IT dept., I'm not surprised you produced a UH server. Is this particular server _reliably_ deployed? I.e., will it likely be consistently available 5 years from now? There are a lot of devices, like phones, that I need to set a good NTP server on that I might not check for several years. Thanks Brian, -Jeff On 02/20/2014 12:44 PM, Brian Chee wrote: ntp1.hawaii.edu canonical name = ntproundtop.hawaii.edu. Name: ntproundtop.hawaii.edu Address: 128.171.235.62 On Thu, Feb 20, 2014 at 2:40 PM, Jeff Mings wrote: Hi All! After the new NTP DOS vulnerability, a lot of NTP servers are changing their operation. I have used the navy's atomic clock at tick.mhpcc.hpc.mil for quite some time, but it appears that they may be reducing access to it now. Many of my clients use RoadRunner locally, which doesn't seem to have a publicly-listed NTP server in this area. I could use the pool from CentOS, or even the one from Apple, but I want to make sure I use a server or pool of them that won't be overwhelmed/useless like the Microsoft NTP servers. So far, using 0.us.pool.ntp.org looks like a solid choice for long-term reliability, but nist1-la.ustiming.org yields better ping times, and the NIST has a nice status page at http://tf.nist.gov/tf-cgi/ servers.cgi for checking service. Any better suggestions? Thanks, -Jeff ___ LUAU@lists.freesoftwarehawaii.org mailing list http://lists.freesoftwarehawaii.org/listinfo.cgi/luau- freesoftwarehawaii.org ___ LUAU@lists.freesoftwarehawaii.org mailing list http://lists.freesoftwarehawaii.org/listinfo.cgi/luau- freesoftwarehawaii.org ___ LUAU@lists.freesoftwarehawaii.org mailing list http://lists.freesoftwarehawaii.org/listinfo.cgi/luau-freesoftwarehawaii.org
Re: [LUAU] Favorite NTP server?
Brian Chee wrote: Can't answer that, but Alan Whinery is behind it and it's providing NTP for UHM ITS facilities. Have you thought of ntp.pool.org? Aloha, Its the pool that is the problem in NTP. There are old allowed services that have been removed from the new release and the vulnerable things removed. A rarely used monitoring feature for instance. AL /brian chee On Thu, Feb 20, 2014 at 2:48 PM, Jeff Mings wrote: That was fast! You are SO on it, Mr. Chee! :D Since you work with the UH IT dept., I'm not surprised you produced a UH server. Is this particular server _reliably_ deployed? I.e., will it likely be consistently available 5 years from now? There are a lot of devices, like phones, that I need to set a good NTP server on that I might not check for several years. Thanks Brian, -Jeff On 02/20/2014 12:44 PM, Brian Chee wrote: ntp1.hawaii.edu canonical name = ntproundtop.hawaii.edu. Name: ntproundtop.hawaii.edu Address: 128.171.235.62 On Thu, Feb 20, 2014 at 2:40 PM, Jeff Mings wrote: Hi All! After the new NTP DOS vulnerability, a lot of NTP servers are changing their operation. I have used the navy's atomic clock at tick.mhpcc.hpc.mil for quite some time, but it appears that they may be reducing access to it now. Many of my clients use RoadRunner locally, which doesn't seem to have a publicly-listed NTP server in this area. I could use the pool from CentOS, or even the one from Apple, but I want to make sure I use a server or pool of them that won't be overwhelmed/useless like the Microsoft NTP servers. So far, using 0.us.pool.ntp.org looks like a solid choice for long-term reliability, but nist1-la.ustiming.org yields better ping times, and the NIST has a nice status page at http://tf.nist.gov/tf-cgi/ servers.cgi for checking service. Any better suggestions? Thanks, -Jeff ___ LUAU@lists.freesoftwarehawaii.org mailing list http://lists.freesoftwarehawaii.org/listinfo.cgi/luau- freesoftwarehawaii.org ___ LUAU@lists.freesoftwarehawaii.org mailing list http://lists.freesoftwarehawaii.org/listinfo.cgi/luau- freesoftwarehawaii.org -- ~Al Plant - Honolulu, Hawaii - Phone: 808-284-2740 + http://hawaiidakine.com + http://freebsdinfo.org + + http://aloha50.net - Supporting - FreeBSD 7.2 - 8.0 - 9* + < email: n...@hdk5.net > "All that's really worth doing is what we do for others."- Lewis Carrol ___ LUAU@lists.freesoftwarehawaii.org mailing list http://lists.freesoftwarehawaii.org/listinfo.cgi/luau-freesoftwarehawaii.org
Re: [LUAU] Favorite NTP server?
I have no idea what the UH policy is on this, but I use ntp1.hawaii.edu for all kinds of things, and my secondary is ntp.pool.org My next step is to build a stratum1 on my raspberry PI for my lab /brian chee On Thu, Feb 20, 2014 at 2:57 PM, Al Plant wrote: > Brian Chee wrote: > >> ntp1.hawaii.edu canonical name = ntproundtop.hawaii.edu. >> Name: ntproundtop.hawaii.edu >> Address: 128.171.235.62 >> >> >> On Thu, Feb 20, 2014 at 2:40 PM, Jeff Mings wrote: >> >> Hi All! >>> >>> After the new NTP DOS vulnerability, a lot of NTP servers are >>> changing >>> their operation. >>> >>> I have used the navy's atomic clock at tick.mhpcc.hpc.mil for quite >>> some time, but it appears that they may be reducing access to it now. >>> >>> Many of my clients use RoadRunner locally, which doesn't seem to have >>> a publicly-listed NTP server in this area. I could use the pool from >>> CentOS, or even the one from Apple, but I want to make sure I use a >>> server >>> or pool of them that won't be overwhelmed/useless like the Microsoft NTP >>> servers. So far, using 0.us.pool.ntp.org looks like a solid choice for >>> long-term reliability, but nist1-la.ustiming.org yields better ping >>> times, and the NIST has a nice status page at http://tf.nist.gov/tf-cgi/ >>> servers.cgi for checking service. >>> >>> Any better suggestions? >>> >>> Thanks, >>> >>> -Jeff >>> >>> >>> ___ >>> LUAU@lists.freesoftwarehawaii.org mailing list >>> http://lists.freesoftwarehawaii.org/listinfo.cgi/luau- >>> freesoftwarehawaii.org >>> >>> >> >> >> Aloha, > > The FreeBSD group has been sending out info on what to do and telling > everyone to use military, or private instutions that are know to you. > I had one old server hit. The only one I used the 1. 2. 3. pool ntp on. > > I manually use ntp.nasa.gov ( California) and sundial.columbia.edu (NYC) > and ntp.hawaii.edu (HNL) > > Brian, could I use lntpl.hawaii.edu ? > > Thanks: > > ~Al Plant - Honolulu, Hawaii - Phone: 808-284-2740 > + http://hawaiidakine.com + http://freebsdinfo.org + > + http://aloha50.net - Supporting - FreeBSD 7.2 - 8.0 - 9* + > < email: n...@hdk5.net > > "All that's really worth doing is what we do for others."- Lewis Carrol > > > ___ > LUAU@lists.freesoftwarehawaii.org mailing list > http://lists.freesoftwarehawaii.org/listinfo.cgi/luau- > freesoftwarehawaii.org > -- University of Hawaii SOEST Advanced Network Computing Laboratory (ANCL) Brian Chee 2525 Correa Road, HIG 500 Honolulu, HI 96822 Office: 808-956-5797 ___ LUAU@lists.freesoftwarehawaii.org mailing list http://lists.freesoftwarehawaii.org/listinfo.cgi/luau-freesoftwarehawaii.org
Re: [LUAU] Favorite NTP server?
Brian Chee wrote: ntp1.hawaii.edu canonical name = ntproundtop.hawaii.edu. Name: ntproundtop.hawaii.edu Address: 128.171.235.62 On Thu, Feb 20, 2014 at 2:40 PM, Jeff Mings wrote: Hi All! After the new NTP DOS vulnerability, a lot of NTP servers are changing their operation. I have used the navy's atomic clock at tick.mhpcc.hpc.mil for quite some time, but it appears that they may be reducing access to it now. Many of my clients use RoadRunner locally, which doesn't seem to have a publicly-listed NTP server in this area. I could use the pool from CentOS, or even the one from Apple, but I want to make sure I use a server or pool of them that won't be overwhelmed/useless like the Microsoft NTP servers. So far, using 0.us.pool.ntp.org looks like a solid choice for long-term reliability, but nist1-la.ustiming.org yields better ping times, and the NIST has a nice status page at http://tf.nist.gov/tf-cgi/ servers.cgi for checking service. Any better suggestions? Thanks, -Jeff ___ LUAU@lists.freesoftwarehawaii.org mailing list http://lists.freesoftwarehawaii.org/listinfo.cgi/luau- freesoftwarehawaii.org Aloha, The FreeBSD group has been sending out info on what to do and telling everyone to use military, or private instutions that are know to you. I had one old server hit. The only one I used the 1. 2. 3. pool ntp on. I manually use ntp.nasa.gov ( California) and sundial.columbia.edu (NYC) and ntp.hawaii.edu (HNL) Brian, could I use lntpl.hawaii.edu ? Thanks: ~Al Plant - Honolulu, Hawaii - Phone: 808-284-2740 + http://hawaiidakine.com + http://freebsdinfo.org + + http://aloha50.net - Supporting - FreeBSD 7.2 - 8.0 - 9* + < email: n...@hdk5.net > "All that's really worth doing is what we do for others."- Lewis Carrol ___ LUAU@lists.freesoftwarehawaii.org mailing list http://lists.freesoftwarehawaii.org/listinfo.cgi/luau-freesoftwarehawaii.org
Re: [LUAU] Favorite NTP server?
Can't answer that, but Alan Whinery is behind it and it's providing NTP for UHM ITS facilities. Have you thought of ntp.pool.org? /brian chee On Thu, Feb 20, 2014 at 2:48 PM, Jeff Mings wrote: > That was fast! You are SO on it, Mr. Chee! :D > > Since you work with the UH IT dept., I'm not surprised you produced a > UH server. Is this particular server _reliably_ deployed? I.e., will it > likely be consistently available 5 years from now? There are a lot of > devices, like phones, that I need to set a good NTP server on that I might > not check for several years. > > Thanks Brian, > -Jeff > > On 02/20/2014 12:44 PM, Brian Chee wrote: > >> ntp1.hawaii.edu canonical name = ntproundtop.hawaii.edu. >> Name: ntproundtop.hawaii.edu >> Address: 128.171.235.62 >> >> >> On Thu, Feb 20, 2014 at 2:40 PM, Jeff Mings wrote: >> >> Hi All! >>> >>> After the new NTP DOS vulnerability, a lot of NTP servers are >>> changing >>> their operation. >>> >>> I have used the navy's atomic clock at tick.mhpcc.hpc.mil for quite >>> some time, but it appears that they may be reducing access to it now. >>> >>> Many of my clients use RoadRunner locally, which doesn't seem to >>> have >>> a publicly-listed NTP server in this area. I could use the pool from >>> CentOS, or even the one from Apple, but I want to make sure I use a >>> server >>> or pool of them that won't be overwhelmed/useless like the Microsoft NTP >>> servers. So far, using 0.us.pool.ntp.org looks like a solid choice for >>> long-term reliability, but nist1-la.ustiming.org yields better ping >>> times, and the NIST has a nice status page at http://tf.nist.gov/tf-cgi/ >>> servers.cgi for checking service. >>> >>> Any better suggestions? >>> >>> Thanks, >>> >>> -Jeff >>> >>> >>> ___ >>> LUAU@lists.freesoftwarehawaii.org mailing list >>> http://lists.freesoftwarehawaii.org/listinfo.cgi/luau- >>> freesoftwarehawaii.org >>> >>> >> >> > ___ > LUAU@lists.freesoftwarehawaii.org mailing list > http://lists.freesoftwarehawaii.org/listinfo.cgi/luau- > freesoftwarehawaii.org > -- University of Hawaii SOEST Advanced Network Computing Laboratory (ANCL) Brian Chee 2525 Correa Road, HIG 500 Honolulu, HI 96822 Office: 808-956-5797 ___ LUAU@lists.freesoftwarehawaii.org mailing list http://lists.freesoftwarehawaii.org/listinfo.cgi/luau-freesoftwarehawaii.org
Re: [LUAU] Favorite NTP server?
That was fast! You are SO on it, Mr. Chee! :D Since you work with the UH IT dept., I'm not surprised you produced a UH server. Is this particular server _reliably_ deployed? I.e., will it likely be consistently available 5 years from now? There are a lot of devices, like phones, that I need to set a good NTP server on that I might not check for several years. Thanks Brian, -Jeff On 02/20/2014 12:44 PM, Brian Chee wrote: ntp1.hawaii.edu canonical name = ntproundtop.hawaii.edu. Name: ntproundtop.hawaii.edu Address: 128.171.235.62 On Thu, Feb 20, 2014 at 2:40 PM, Jeff Mings wrote: Hi All! After the new NTP DOS vulnerability, a lot of NTP servers are changing their operation. I have used the navy's atomic clock at tick.mhpcc.hpc.mil for quite some time, but it appears that they may be reducing access to it now. Many of my clients use RoadRunner locally, which doesn't seem to have a publicly-listed NTP server in this area. I could use the pool from CentOS, or even the one from Apple, but I want to make sure I use a server or pool of them that won't be overwhelmed/useless like the Microsoft NTP servers. So far, using 0.us.pool.ntp.org looks like a solid choice for long-term reliability, but nist1-la.ustiming.org yields better ping times, and the NIST has a nice status page at http://tf.nist.gov/tf-cgi/ servers.cgi for checking service. Any better suggestions? Thanks, -Jeff ___ LUAU@lists.freesoftwarehawaii.org mailing list http://lists.freesoftwarehawaii.org/listinfo.cgi/luau- freesoftwarehawaii.org ___ LUAU@lists.freesoftwarehawaii.org mailing list http://lists.freesoftwarehawaii.org/listinfo.cgi/luau-freesoftwarehawaii.org
Re: [LUAU] Favorite NTP server?
ntp1.hawaii.edu canonical name = ntproundtop.hawaii.edu. Name: ntproundtop.hawaii.edu Address: 128.171.235.62 On Thu, Feb 20, 2014 at 2:40 PM, Jeff Mings wrote: > Hi All! > > After the new NTP DOS vulnerability, a lot of NTP servers are changing > their operation. > > I have used the navy's atomic clock at tick.mhpcc.hpc.mil for quite > some time, but it appears that they may be reducing access to it now. > > Many of my clients use RoadRunner locally, which doesn't seem to have > a publicly-listed NTP server in this area. I could use the pool from > CentOS, or even the one from Apple, but I want to make sure I use a server > or pool of them that won't be overwhelmed/useless like the Microsoft NTP > servers. So far, using 0.us.pool.ntp.org looks like a solid choice for > long-term reliability, but nist1-la.ustiming.org yields better ping > times, and the NIST has a nice status page at http://tf.nist.gov/tf-cgi/ > servers.cgi for checking service. > > Any better suggestions? > > Thanks, > > -Jeff > > > ___ > LUAU@lists.freesoftwarehawaii.org mailing list > http://lists.freesoftwarehawaii.org/listinfo.cgi/luau- > freesoftwarehawaii.org > -- University of Hawaii SOEST Advanced Network Computing Laboratory (ANCL) Brian Chee 2525 Correa Road, HIG 500 Honolulu, HI 96822 Office: 808-956-5797 ___ LUAU@lists.freesoftwarehawaii.org mailing list http://lists.freesoftwarehawaii.org/listinfo.cgi/luau-freesoftwarehawaii.org
[LUAU] Favorite NTP server?
Hi All! After the new NTP DOS vulnerability, a lot of NTP servers are changing their operation. I have used the navy's atomic clock at tick.mhpcc.hpc.mil for quite some time, but it appears that they may be reducing access to it now. Many of my clients use RoadRunner locally, which doesn't seem to have a publicly-listed NTP server in this area. I could use the pool from CentOS, or even the one from Apple, but I want to make sure I use a server or pool of them that won't be overwhelmed/useless like the Microsoft NTP servers. So far, using 0.us.pool.ntp.org looks like a solid choice for long-term reliability, but nist1-la.ustiming.org yields better ping times, and the NIST has a nice status page at http://tf.nist.gov/tf-cgi/servers.cgi for checking service. Any better suggestions? Thanks, -Jeff ___ LUAU@lists.freesoftwarehawaii.org mailing list http://lists.freesoftwarehawaii.org/listinfo.cgi/luau-freesoftwarehawaii.org
