Re: Recent NTP pool traffic increase

2016-12-19 Thread Dan Drown
Quoting David : On 2016-12-19 1:55 PM, Jan Tore Morken wrote: On Mon, Dec 19, 2016 at 01:32:50PM -0700, David wrote: I found devices doing lookups for all of these at the same time {0,0.uk,0.us,asia,europe,north-america,south-america,oceania,africa}.pool.ntp.org and then it

Re: Recent NTP pool traffic increase

2016-12-19 Thread Dan Drown
Quoting David : I found devices doing lookups for all of these at the same time {0,0.uk,0.us,asia,europe,north-america,south-america,oceania,africa,europe}.pool.ntp.org and then it proceeds to use everything returned, which explains why everyone is seeing an increase. I'm

Re: Recent NTP pool traffic increase

2016-12-15 Thread Dan Drown
Quoting Roland Dobbins : Do you have flow telemetry, which provides a lot more information than basic pps/bps stats? Sources are pretty widely spread out among cell networks/home internet, seem to be mostly US based. I'm not seeing a large amount of traffic per single

Re: Recent NTP pool traffic increase

2016-12-15 Thread Dan Drown
Quoting Jose Gerardo Perales Soto : We've recently experienced a traffic increase on the NTP queries to NTP pool project (pool.ntp.org) servers. One theory is that some service provider NTP infraestructure failed approximately 2 days ago and traffic is now

Re: ATT U-Verse Data Setup Convention

2015-07-30 Thread Dan Drown
I have ATT u-verse small business connection at my office with a static IP setup, and my experience matches with the ATT tech said. We have a separate router behind the ATT router. The ATT router is an Arris (former Motorola) NVG595. Our router has a static IP out of our subnet and does

Re: Recommendation on NTP appliances/devices

2014-04-04 Thread Dan Drown
Quoting Julien Goodwin na...@studio442.com.au: Show my anything short of a classic SONET transmission system (or perhaps sync-E) where you actually have something with jitter that low [tens of microseconds]. Since you asked, here you go: http://i.imgur.com/DvMJd5y.png Two EndRun Unison GPS

Re: Verizon IPv6 LTE

2012-09-21 Thread Dan Drown
Quoting Randy Carpenter rcar...@network1.net: Safari is definitely preferring IPv4. In a happier note, if you tether a device via hotspot on an IOS6 iPad, the clients get native IPv6. Strangely, they get addresses out of the same /64 as the iPad's LTE interface. Anyone know how that is