cvs commit: src/sys/net if_arcsubr.c if_atmsubr.c if_ethersubr.c if_fddisubr.c if_iso88025subr.c src/sys/netatalk aarp.c at_extern.h src/sys/netinet if_ether.c src/sys/netinet6 nd6.c

[Jun Kuriyama]

# This box is *my* ref5.  Not ref5.FeeBSD.org.

At Mon, 26 Apr 2004 16:38:57 +0900,
kuriyama wrote:
> This is GENERIC kernel.
> 
> ref5% ping6 -W ff02::1%lnc0
> PING6(56=40+8+8 bytes) fe80::20c:29ff:fed3:2484%lnc0 --> ff02::1%lnc0
> ping6: sendmsg: Operation not permitted
> ping6: wrote ff02::1%lnc0 16 chars, ret=-1
> 38 bytes from fe80::20c:29ff:fed3:2484%lnc0: ref5.imgsrc.co.jp
> 
> During above ping6 test, I got this from tcpdump:
> 
> ref5% sudo tcpdump -n -s 0 -i lnc0 not ip
> 16:35:10.603819 3a:40:fe:80:00:00 > 60:00:00:00:00:10 sap 00 I (s=1,r=6,C) len=38
> 16:35:10.604764 3a:40:fe:80:00:00 > 60:00:00:00:00:26 sap 00 I (s=1,r=6,C) len=60

Hmm, if I have (arp? or routing6?) entry, I can ping via IPv6.  It
seems neighbour discovery problem...


ref5% ifconfig lnc0 | grep inet6
        inet6 fe80::20c:29ff:fed3:2484%lnc0 prefixlen 64 scopeid 0x1 
        inet6 2001:218:422:2::157 prefixlen 64

ref5% netstat -rn | grep ^2001
2001:218:422:2::/64               link#1                        UC         lnc0
2001:218:422:2::157               00:0c:29:d3:24:84             UHL         lo0
2001:218:422:2::160               00:30:48:41:16:1b             UHLW       lnc0

ref5% ping6 waterblue
PING6(56=40+8+8 bytes) 2001:218:422:2::157 --> 2001:218:422:2::160
16 bytes from 2001:218:422:2::160, icmp_seq=0 hlim=64 time=1.014 ms
16 bytes from 2001:218:422:2::160, icmp_seq=1 hlim=64 time=0.926 ms
^C
--- waterblue.imgsrc.co.jp ping6 statistics ---
2 packets transmitted, 2 packets received, 0.0% packet loss
round-trip min/avg/max/std-dev = 0.926/0.970/1.014/0.044 ms

ref5% ping6 ref4
PING6(56=40+8+8 bytes) 2001:218:422:2::157 --> 2001:218:422:2::156
^C
--- ref4.imgsrc.co.jp ping6 statistics ---
8 packets transmitted, 0 packets received, 100.0% packet loss


-- 
Jun Kuriyama <kuriyama at imgsrc.co.jp> // IMG SRC, Inc.
             <kuriyama at FreeBSD.org> // FreeBSD Project