Date: Mon, 31 Jul 2017 13:47:03 -0400 From: Mike Tancsa <mike@sentex.net> To: =?UTF-8?Q?Trond_Endrest=c3=b8l?= <Trond.Endrestol@fagskolen.gjovik.no> Cc: freebsd-questions <freebsd-questions@freebsd.org> Subject: Re: default route via SLAAC not working ? Message-ID: <d4435f2b-d2bc-bb28-e03e-832ad4dd5c14@sentex.net> In-Reply-To: <alpine.BSF.2.21.1707311753200.1133@mail.fig.ol.no> References: <96b09a19-01e1-e182-e9c0-d1526a12373f@sentex.net> <alpine.BSF.2.21.1707311727060.1133@mail.fig.ol.no> <3e0e0362-d8c8-5f85-46dc-f4e103f78fc2@sentex.net> <alpine.BSF.2.21.1707311753200.1133@mail.fig.ol.no>
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On 7/31/2017 11:54 AM, Trond Endrestøl wrote:
>>
>> Is there a way to manually force a solicitation by the interface ?
>
> rtsol(8), e.g. rtsol ue0 or rtsol -a.
>
Thanks! A little further. It seems at bootup time, I do get a default
route installed. But then it goes away
% netstat -nr6 | head -6
Routing tables
Internet6:
Destination Gateway Flags
Use Mtu Netif Expire
::/96 ::1 UGRS
0 16384 lo0
default fe80::a671:74ff:fe2b:c137%ue0 UG
3 1460 ue0
% ping6 -c 2 www.freebsd.org
PING6(56=40+8+8 bytes) 2605:8d80:6e3:f899:e5b:8fff:fe27:9a64 -->
2001:1900:2254:206a::50:0
16 bytes from 2001:1900:2254:206a::50:0, icmp_seq=0 hlim=50 time=382.217 ms
16 bytes from 2001:1900:2254:206a::50:0, icmp_seq=1 hlim=50 time=149.969 ms
--- wfe0.ysv.freebsd.org ping6 statistics ---
2 packets transmitted, 2 packets received, 0.0% packet loss
round-trip min/avg/max/std-dev = 149.969/266.093/382.217/116.124 ms
% ifconfig ue0
ue0: flags=8943<UP,BROADCAST,RUNNING,PROMISC,SIMPLEX,MULTICAST> metric 0
mtu 1500
ether 0c:5b:8f:27:9a:64
hwaddr 0c:5b:8f:27:9a:64
inet6 fe80::e5b:8fff:fe27:9a64%ue0 prefixlen 64 scopeid 0x10
inet6 2605:8d80:6e3:f899:e5b:8fff:fe27:9a64 prefixlen 64 autoconf
inet 192.168.8.100 netmask 0xffffff00 broadcast 192.168.8.255
nd6 options=23<PERFORMNUD,ACCEPT_RTADV,AUTO_LINKLOCAL>
About 6 min after boot up, the kernel (pid 0?) deletes the default route
for whatever reason (output from route monitor)
got message of size 312 on Mon Jul 31 13:28:31 2017
RTM_DELETE: Delete Route: len 312, pid: 0, seq 0, errno 0,
flags:<GATEWAY,DONE>
locks: inits:
sockaddrs: <DST,GATEWAY,NETMASK,IFP,IFA>
default fe80::a671:74ff:fe2b:c137%ue0 default ue0:c.5b.8f.27.9a.64
fe80::e5b:8fff:fe27:9a64%ue0
---Mike
--
-------------------
Mike Tancsa, tel +1 519 651 3400
Sentex Communications, mike@sentex.net
Providing Internet services since 1994 www.sentex.net
Cambridge, Ontario Canada http://www.tancsa.com/
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