On 03.09.2017 09:20, Greg Rivers wrote: > Aside from ruling out the MTU option in the RAs as the cause, I've > made little progress on finding the problem. > > Can anyone explain the use of net.inet6.icmp6.nd6_debug=1 for NDP > debugging? I get no log output at all.
I just tried: # sysctl net.inet6.icmp6.nd6_debug=1 net.inet6.icmp6.nd6_debug: 0 -> 1 # ifconfig lagg0 inet6 fe80::1/64 # dmesg | tail lagg0: got interface identifier from itself lagg0: ifid: e6:a7:a0:ff:fe:8e:16:bf lagg0: starting DAD for fe80:4::e6a7:a0ff:fe8e:16bf lagg0: DAD complete for fe80:4::e6a7:a0ff:fe8e:16bf - no duplicates found lagg0: starting DAD for fe80:4::1 lagg0: DAD detected duplicate IPv6 address fe80:4::1: NS in/out/loopback=0/1/0, NA in=1 lagg0: DAD complete for fe80:4::1 - duplicate found lagg0: manual intervention required As you can see, it works. -- WBR, Andrey V. Elsukov
signature.asc
Description: OpenPGP digital signature
