Re: IPv6 NDP not completing

2019-07-31 Thread Kyle
Interesting links, thanks. Looking into the second one, I noticed this commit: https://cvsweb.openbsd.org/cgi-bin/cvsweb/src/sys/netinet6/nd6_nbr.c.diff?r1=1.117&r2=1.118&f=h It seems like OpenBSD should respond to NS addressed to both global or link-local addresses on the upstream interface. I

Re: IPv6 NDP not completing

2019-07-31 Thread john slee
Hi, I'm having very similar problems to this, I think. Syspatch'ed OpenBSD 6.5 on an apu4c4, with my ISP-supplied termination device (cable modem, effectively) directly attached to an ethernet interface. No switch. IPv4 works fine. DHCPv6 NA+PD seems to work OK — I get v6 NA & PD assignments — but

IPv6 NDP not completing

2019-07-29 Thread Kyle
Hi all, I'm trying to get IPv6 set up on a firewall box running 6.4. I'm using dhcpcd to get an NA and several PDs, which appears to be working fine, but no normal v6 traffic can be sent or received. tcpdump on the egress interface (em3) shows lots of icmp6 neighbor solicits going back and for