I suspect it is due to roaming between ground stations, but I am totally guessing. nb ᐧ On Tue, May 18, 2021 at 6:41 AM Annika Wickert wrote: > My lease time is also at 5min, I am in Germany close to Munich. > > Maybe it stops changing when my pole mount finally arrives and I get a > more stable connection. > > On 18. May 2021, at 13:37, Nick Buraglio > wrote: > > Interesting. My lease time is set to 5m(!!!) but it’s only changed once in > about 2 months. Where are you located? > > nb > > On Tue, May 18, 2021 at 3:33 AM Annika Wickert wrote: > >> I got dhcpv6-pd running some time ago with wide-dhcpv6 and the following >> settings: >> >> profile default >> { >> information-only; >> >> request domain-name-servers; >> request domain-name; >> >> script "/etc/wide-dhcpv6/dhcp6c-script"; >> }; >> >> interface eth0 { >> send ia-pd 0; >> send ia-na 0; >> }; >> >> id-assoc na 0 { >> }; >> >> id-assoc pd 0 { >> prefix-interface wlan0 { >> sla-len 8; >> sla-id 1; >> }; >> prefix-interface eth0.222 { >> sla-len 8; >> sla-id 2; >> }; >> >> }; >> >> >> To request my IPv6 /64 on my WAN interface I run the following every two >> minutes, otherwise I lose the address: >> /bin/rdisc6 -v eth0 >> >> With this v6 works very good and I have no issues at all. >> >> But prefixes change every 24 hours or so >> >> Best, >> Annika >> >> >> On 17. May 2021, at 21:15, Dave Taht wrote: >> >> On Mon, May 17, 2021 at 12:04 PM Nick Buraglio wrote: >> >> >> As discussed privately with Dave, I have removed the starlink provided >> router and replaced it with a Mikrotik RB2011 to allow for more >> >> >> Running routerOS? Latest beta's of that have cake in 'em. >> >> granular control, and to better tie into my existing network. >> >> >> Starlink provides a router, also? I'm so confused. I thought the dishy >> was all there was. Care to tear it apart and describe what's in it? >> >> This has >> allowed me to make a dhcpv6-pd request that is reasonably stable (so >> far it has changed once in the last 2 months). The lease time is >> incredibly short, which is a little strange but as long as the DHCPv6 >> server is the same and remains unchanged, it should just hand out the >> same prefix upon request. >> >> >> That was a terrible habit that comcast had got into in the early days >> that forced >> openwrt to flush and reload the firewall every minute, or less. >> >> I'd pioneered a stateless firewall in cerowrt that never ever ever >> needed to reload the >> rules, using a pattern match for each specifically renamed ethernet >> interface. >> >> Regrettably that was not accepted into openwrt, because "nftables" was >> just around the corner. >> It scaled beautifully to tons of interfaces going up and down so long >> as they were named appropriately, >> at far less cpu overhead for complicated rules than the standard >> openwrt firewall. >> >> https://www.bufferbloat.net/projects/cerowrt/wiki/CeroWall/?version=9 >> >> Anyway, I don't remember all that we did to suppress the flood of >> useless static changes >> to everything ipv6, but I hope that whatever we ended up doing still >> works in this case. >> >> I also built a very crude measurement display that just uses curl get >> and dig via smokeping to display reasonable RTT. It's detailed in the >> reddit post here: >> >> https://www.reddit.com/r/Starlink/comments/mykxjv/functional_ipv6_and_some_crude_starlink_latency/ >> and can be viewed directly here: >> https://starmon.qosbox.com/ >> >> >> THX! We really need to collect the "good" information and publish it >> somewhere, the reddit noise level is too high. >> >> One piece of mis-information I think was the news you can "route" >> packets over ipv4 with a box in front of it and >> a default gw of 192.168.100.1 Not clear from that news whether or not >> NAT was required on the next hop or not... ? >> >> (that's from another reddit post I mis-remember) >> >> >> Making dhcpv6-pd work is pretty standard: >> >> /ipv6 dhcp-client >> >> add add-default-route=yes interface=ether2 pool-name=starlink-ipv6 >> prefix-hint=::/56 request=prefix >> >> On each interface you want to have IPv6 on: >> >> /ipv6 address >> >> add address=::1 from-pool=starlink-ipv6 interface=bridge.8 >> >> add address=::1 from-pool=starlink-ipv6 interface=bridge.6 >> >> >> THANKS SO MUCH. I am thinking at the moment that openwrt's dhcp-pd >> implementation is currently >> broken (it's not working on admittedly a comcast modem I just got that >> I'd not used before), but >> as soon as I get a chance I'll try configuring odhcpd6 to do something >> like this. If I can remember how. >> >> >> _______________________________________________ >> Starlink mailing list >> Starlink@lists.bufferbloat.net >> https://lists.bufferbloat.net/listinfo/starlink >> >> >> >> >> -- >> Latest Podcast: >> https://www.linkedin.com/feed/update/urn:li:activity:6791014284936785920/ >> >> Dave Täht CTO, TekLibre, LLC >> _______________________________________________ >> Starlink mailing list >> Starlink@lists.bufferbloat.net >> https://lists.bufferbloat.net/listinfo/starlink >> >> >> _______________________________________________ >> Starlink mailing list >> Starlink@lists.bufferbloat.net >> https://lists.bufferbloat.net/listinfo/starlink >> > > _______________________________________________ > Starlink mailing list > Starlink@lists.bufferbloat.net > https://lists.bufferbloat.net/listinfo/starlink >