Re: pppoe, dhcpcd v6 and renew

[Manuel Bouyer <bouyer%antioche.eu.org@localhost>]

On Tue, Nov 14, 2017 at 06:58:26PM +0000, Roy Marples wrote:
> That's a pity.
> I think there's another path needed, but the changelog doesn't give much
> clue from what's in NetBSD-8 (or from what's in -current).
> 
> Can you try my latest git HEAD? I'll be doing an import soon if that fixes
> :)
> https://roy.marples.name/git/dhcpcd.git/

With this one it seems to DTRT on link up.
syslog messages:
Nov 14 20:10:23 chassiron /netbsd: pppoe0: LCP keepalive timed out, going to restart the connection
Nov 14 20:10:23 chassiron dhcpcd[28004]: pppoe0: carrier lost
Nov 14 20:11:28 chassiron /netbsd: pppoe0: connected to lns-1-par-se100
Nov 14 20:11:28 chassiron dhcpcd[28004]: pppoe0: carrier acquired
Nov 14 20:11:28 chassiron dhcpcd[28004]: pppoe0: IAID 00:00:00:06
Nov 14 20:11:28 chassiron dhcpcd[28004]: pppoe0: IAID 00:00:00:00
Nov 14 20:11:29 chassiron dhcpcd[28004]: pppoe0: rebinding prior DHCPv6 lease
Nov 14 20:11:28 chassiron /netbsd: pppoe0: connected to lns-1-par-se100
Nov 14 20:11:39 chassiron dhcpcd[28004]: pppoe0: failed to rebind prior delegation
Nov 14 20:11:39 chassiron dhcpcd[28004]: pppoe0: soliciting a DHCPv6 lease
Nov 14 20:11:41 chassiron dhcpcd[28004]: pppoe0: ADV 2001:41d0:fe9d:1100::/56 from fe80::230:88ff:fe04:63c9
Nov 14 20:11:41 chassiron dhcpcd[28004]: pppoe0: REPLY6 received from fe80::230:88ff:fe04:63c9
Nov 14 20:11:41 chassiron dhcpcd[28004]: pppoe0: renew in 43200, rebind in 69120, expire in 172800 seconds
Nov 14 20:11:41 chassiron dhcpcd[28004]: pppoe0: delegated prefix 2001:41d0:fe9d:1100::/56


and on tcpdump:
20:11:41.891320 PPPoE  [ses 0x21d7] IP6 fe80::230:88ff:fe04:63c9.547 > fe80::43e:1a93:9ba2:3ac9.546: dhcp6 advertise
20:11:41.902095 PPPoE  [ses 0x21d7] IP6 fe80::230:88ff:fe04:63c9.547 > fe80::43e:1a93:9ba2:3ac9.546: dhcp6 reply

So all looks good with this version

-- 
Manuel Bouyer <bouyer%antioche.eu.org@localhost>
     NetBSD: 26 ans d'experience feront toujours la difference
--