Date: Fri, 17 Jun 2016 04:28:24 +0000 From: bugzilla-noreply@freebsd.org To: freebsd-bugs@FreeBSD.org Subject: [Bug 210340] ipv6 alias, don't respond after a time Message-ID: <bug-210340-8@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D210340 Bug ID: 210340 Summary: ipv6 alias, don't respond after a time Product: Base System Version: 10.3-RELEASE Hardware: Any OS: Any Status: New Severity: Affects Some People Priority: --- Component: bin Assignee: freebsd-bugs@FreeBSD.org Reporter: fernando@wekers.org Dear all,=20 I have 5 ipv6 provided from my ISP, after some time, one or more alias dont respond anymore. only work again if i have run manualy, and try two or three times=20=20 remove and add again $ ifconfig em0 inet6 2604:1x0::fd8:84xx -alias $ ifconfig em0 inet6 2604:1x0::fd8:84xx prefixlen 48 alias i have run tcpdump and show that only one of all alias did "neighbor solicitation" ********************* tcpdump: listening on em0, link-type EN10MB (Ethernet), capture size 65535 bytes 23:00:41.092219 IP6 (hlim 255, next-header ICMPv6 (58) payload length: 32) 2604:1x0::fd8:8xxx > 2604:1x0::1: [icmp6 sum ok] ICMP6, neighbor solicitati= on, length 32, who has 2604:1x0::1 source link-address option (1), length 8 (1): 00:16:3c:ab:ed:29 0x0000: 0016 3cab ed29 23:00:41.102175 IP6 (class 0xc0, hlim 255, next-header ICMPv6 (58) payload length: 32) 2604:1x0::1 > 2604:1x0::fd8:8xxx: [icmp6 sum ok] ICMP6, neighbor advertisement, length 32, tgt is 2604:1x0::1, Flags [router, solicited, override] destination link-address option (2), length 8 (1): 00:0c:db:f5:6d= :00 0x0000: 000c dbf5 6d00 ********************* ------------ ndp -an Neighbor Linklayer Address Netif Expire S F= lags 2604:1x0::b482:cxx 00:16:3c:ab:ed:xx em0 permanent R=20 2604:1x0::1 00:0c:db:f5:6d:xx em0 11s R R 2604:1x0::687f:c8xx 00:16:3c:ab:ed:xx em0 permanent R=20 2604:1x0::2369:68xx 00:16:3c:ab:ed:xx em0 permanent R=20 fe80::2xx:3cff:feab:ed29%em0 00:16:3c:ab:ed:xx em0 permanent R=20 2604:1x0::fd8:84xx 00:16:3c:ab:ed:xx em0 permanent R=20 2604:1x0::d0ae:20xx 00:16:3c:ab:ed:xx em0 permanent R=20 ------------ rc.conf ********** ipv6_activate_all_interfaces=3D"YES" ifconfig_em0_ipv6=3D"inet6 -ifdisabled accept_rtadv" ip6addrctl_verbose=3D"NO" ip6addrctl_enable=3D"YES" ip6addrctl_policy=3D"ipv6_prefer" rtsold_enable=3D"YES" rtsold_flags=3D"-aF" ipv6_cpe_wanif=3D"em0" ipv6_gateway_enable=3D"YES" Ifconfig_em0_alias2=3D"inet6 2604:1x0::b482:cxx prefixlen 48" ipv6_defaultrouter=3D"2604:1x0::1" ifconfig_em0_alias3=3D"inet6 2604:1x0::d0ae:20xx prefixlen 48"=20=20 "" remain aliases.. ********** Regards, Fernando Gilli --=20 You are receiving this mail because: You are the assignee for the bug.=
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