nasa contact

2023-12-22 Thread Leato, Gary via NANOG
Are there any admins on list from nasa? Looks like there might be some DNS trouble for the glam1.gsfc.nasa.gov servers. Some DNS providers (9.9.9.9) work ok, but others (Google, Open DNS) return a non existent domain error. Gary Leato Director of Information Systems | Advance Trading Inc. Of

Re: nasa contact

2023-12-22 Thread Bill Woodcock
I just checked with NASA DNS ops, and they said that it was a DNSSEC issue with the delegation from .GOV, which has since been resolved. -Bill > On Dec 22, 2023, at 15:43, Leato, Gary via NANOG wrote: > > Are there any admins on list from nasa? Looks like ther

Weekly Global IPv4 Routing Table Report

2023-12-22 Thread Routing Table Analysis Role Account
This is an automated weekly mailing describing the state of the Global IPv4 Routing Table as seen from APNIC's router in Japan. The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG UKNOF, TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG and the RIPE Routing WG. Daily listings are sent to bg

Re: Arista “IP-SLA” / Active Probing

2023-12-22 Thread David Zimmerman via NANOG
Hi, Alex. If it helps, I've had a variant of this on our transit routers for enterprise purposes for a few years. We run DFZ and originate 0/0 and ::/0 internally, but because we follow them to the nearest egress (0/0 using NAT for path symmetry, ::/0 using conditional advertisement for path s

Re: Arista “IP-SLA” / Active Probing

2023-12-22 Thread William Herrin
On Fri, Dec 22, 2023 at 12:13 PM David Zimmerman via NANOG wrote: > I've had a variant of this on our transit routers for enterprise purposes > for a few years. We run DFZ and originate 0/0 and ::/0 internally, but Hi David, There are several variants on Alex's problem. One is that there's an u

Re: Arista “IP-SLA” / Active Probing

2023-12-22 Thread Tom Beecher
> > I did some research on this and it seems like perhaps the on-boot event > handler launching a python daemon to do this active probing out each isp > circuit and then making config changes in response to transit failures > might be the best option available to us. > Pretty much, yes. They don't