IPv6 issues after sysupgrade

tcpdump: listening on wan, link-type EN10MB (Ethernet), snapshot length 262144 bytes
00:11:53.864755 IP6 (flowlabel 0x72bfd, hlim 1, next-header UDP (17) payload length: 99) fe80::642:1aff:fee4:d11d.546 > ff02::1:2.547: [bad udp cksum 0xef3e -> 0x90fc!] dhcp6 solicit (xid=9f9597 (elapsed-time 0) (option-request SIP-servers-domain SIP-servers-address DNS-server DNS-search-list SNTP-servers NTP-server opt_67 opt_82) (client-ID hwaddr type 1 xxxxxxxxxxxx) (reconfigure-accept) (Client-FQDN) (IA_NA IAID:6 T1:0 T2:0) (IA_PD IAID:1 T1:0 T2:0))
        0x0000:  6007 2bfd 0063 1101 fe80 0000 0000 0000  `.+..c..........
        0x0010:  0642 1aff fee4 d11d ff02 0000 0000 0000  .B..............
        0x0020:  0000 0000 0001 0002 0222 0223 0063 ef3e  .........".#.c.>
        0x0030:  019f 9597 0008 0002 0000 0006 0010 0015  ................
        0x0040:  0016 0017 0018 001f 0038 0043 0052 0001  .........8.C.R..
        0x0050:  000a 0003 0001 0442 1ae4 d11d 0014 0000  .......B........
        0x0060:  0027 0007 0004 4173 7573 0000 0300 0c00  .'....Asus......
        0x0070:  0000 0600 0000 0000 0000 0000 1900 0c00  ................
        0x0080:  0000 0100 0000 0000 0000 00              ...........
00:11:53.904666 IP6 (class 0xc0, hlim 255, next-header UDP (17) payload length: 165) fe80::a2f3:e4ff:fe81:fe30.547 > fe80::642:1aff:fee4:d11d.546: [udp sum ok] dhcp6 advertise (xid=9f9597 (server-ID hwaddr type 1 mac_1) (client-ID hwaddr type 1 xxxxxxxxxxxx) (IA_NA IAID:6 T1:300 T2:400 (IA_ADDR xaab-xbb8-30e-1982--1.v6.ispnamemasked.com pltime:600 vltime:600)) (IA_PD IAID:1 T1:1800 T2:2880 (IA_PD-prefix xaab-xbb8-x99e-xx--.v6.ispnamemasked.com/64 pltime:3600 vltime:86400)) (DNS-server xaab-xbb8--6-42.v6.ispnamemasked.com xaab-xbb8--6-43.v6.ispnamemasked.com))
        0x0000:  6c00 0000 00a5 11ff fe80 0000 0000 0000  l...............
        0x0010:  a2f3 e4ff fe81 fe30 fe80 0000 0000 0000  .......0........
        0x0020:  0642 1aff fee4 d11d 0223 0222 00a5 994d  .B.......#."...M
        0x0030:  029f 9597 0002 000a 0003 0001 10e8 7872  ..............xr
        0x0040:  6f51 0001 000a 0003 0001 0442 1ae4 d11d  oQ.........B....
        0x0050:  0003 0028 0000 0006 0000 012c 0000 0190  ...(.......,....
        0x0060:  0005 0018 2a01 05a8 030e 1982 0000 0000  ....*...........
        0x0070:  0000 0001 0000 0258 0000 0258 0019 0029  .......X...X...)
        0x0080:  0000 0001 0000 0708 0000 0b40 001a 0019  ...........@....
        0x0090:  0000 0e10 0001 5180 402a 0105 a803 0e09  ......Q.@*......
        0x00a0:  9500 0000 0000 0000 0000 1700 202a 0105  .............*..
        0x00b0:  a800 0000 0000 0000 0000 0600 422a 0105  ............B*..
        0x00c0:  a800 0000 0000 0000 0000 0600 43         ............C
00:11:54.524484 IP6 (class 0xc0, hlim 255, next-header ICMPv6 (58) payload length: 24) fe80::a2f3:e4ff:fe81:fe30 > fe80::642:1aff:fee4:d11d: [icmp6 sum ok] ICMP6, router advertisement, length 24
        hop limit 64, Flags [managed], pref medium, router lifetime 4500s, reachable time 0ms, retrans timer 0ms
          source link-address option (1), length 8 (1): 00:00:5e:00:01:13
        0x0000:  6c00 0000 0018 3aff fe80 0000 0000 0000  l.....:.........
        0x0010:  a2f3 e4ff fe81 fe30 fe80 0000 0000 0000  .......0........
        0x0020:  0642 1aff fee4 d11d 8600 5498 4080 1194  .B........T.@...
        0x0030:  0000 0000 0000 0000 0101 0000 5e00 0113  ............^...
00:11:54.905626 IP6 (flowlabel 0x72bfd, hlim 1, next-header UDP (17) payload length: 168) fe80::642:1aff:fee4:d11d.546 > ff02::1:2.547: [bad udp cksum 0xef83 -> 0xe9b2!] dhcp6 request (xid=210130 (elapsed-time 0) (option-request SIP-servers-domain SIP-servers-address DNS-server DNS-search-list SNTP-servers NTP-server opt_67) (client-ID hwaddr type 1 xxxxxxxxxxxx) (server-ID hwaddr type 1 mac_1) (reconfigure-accept) (Client-FQDN) (IA_NA IAID:6 T1:0 T2:0 (IA_ADDR xaab-xbb8-30e-1982--1.v6.ispnamemasked.com pltime:600 vltime:600)) (IA_PD IAID:1 T1:0 T2:0 (IA_PD-prefix xaab-xbb8-x99e-xx--.v6.ispnamemasked.com/64 pltime:3600 vltime:86400)))
        0x0000:  6007 2bfd 00a8 1101 fe80 0000 0000 0000  `.+.............
        0x0010:  0642 1aff fee4 d11d ff02 0000 0000 0000  .B..............
        0x0020:  0000 0000 0001 0002 0222 0223 00a8 ef83  .........".#....
        0x0030:  0321 0130 0008 0002 0000 0006 000e 0015  .!.0............
        0x0040:  0016 0017 0018 001f 0038 0043 0001 000a  .........8.C....
        0x0050:  0003 0001 0442 1ae4 d11d 0002 000a 0003  .....B..........
        0x0060:  0001 10e8 7872 6f51 0014 0000 0027 0007  ....xroQ.....'..
        0x0070:  0004 4173 7573 0000 0300 2800 0000 0600  ..Asus....(.....
        0x0080:  0000 0000 0000 0000 0500 182a 0105 a803  ...........*....
        0x0090:  0e19 8200 0000 0000 0000 0100 0002 5800  ..............X.
        0x00a0:  0002 5800 1900 2900 0000 0100 0000 0000  ..X...).........
        0x00b0:  0000 0000 1a00 1900 000e 1000 0151 8040  .............Q.@
        0x00c0:  2a01 05a8 030e 0995 0000 0000 0000 0000  *...............
00:11:54.944725 IP6 (class 0xc0, hlim 255, next-header UDP (17) payload length: 174) fe80::a2f3:e4ff:fe81:fe30.547 > fe80::642:1aff:fee4:d11d.546: [udp sum ok] dhcp6 reply (xid=210130 (server-ID hwaddr type 1 mac_1) (client-ID hwaddr type 1 xxxxxxxxxxxx) (IA_NA IAID:6 T1:0 T2:0 (status-code NoAddrsAvail)) (IA_PD IAID:1 T1:1800 T2:2880 (IA_PD-prefix xaab-xbb8-x99e-xx--.v6.ispnamemasked.com/64 pltime:3600 vltime:86400)) (DNS-server xaab-xbb8--6-42.v6.ispnamemasked.com xaab-xbb8--6-43.v6.ispnamemasked.com))
        0x0000:  6c00 0000 00ae 11ff fe80 0000 0000 0000  l...............
        0x0010:  a2f3 e4ff fe81 fe30 fe80 0000 0000 0000  .......0........
        0x0020:  0642 1aff fee4 d11d 0223 0222 00ae 0c89  .B.......#."....
        0x0030:  0721 0130 0002 000a 0003 0001 10e8 7872  .!.0..........xr
        0x0040:  6f51 0001 000a 0003 0001 0442 1ae4 d11d  oQ.........B....
        0x0050:  0003 0031 0000 0006 0000 0000 0000 0000  ...1............
        0x0060:  000d 0021 0002 4e6f 2061 6464 7265 7373  ...!..No.address
        0x0070:  6573 2068 6176 6520 6265 656e 2061 7373  es.have.been.ass
        0x0080:  6967 6e65 6400 1900 2900 0000 0100 0007  igned...).......
        0x0090:  0800 000b 4000 1a00 1900 000e 1000 0151  ....@..........Q
        0x00a0:  8040 2a01 05a8 030e 0995 0000 0000 0000  .@*.............
        0x00b0:  0000 0017 0020 2a01 05a8 0000 0000 0000  ......*.........
        0x00c0:  0000 0006 0042 2a01 05a8 0000 0000 0000  .....B*.........
        0x00d0:  0000 0006 0043                           .....C
00:11:55.382296 IP6 (flowlabel 0x72bfd, hlim 1, next-header UDP (17) payload length: 99) fe80::642:1aff:fee4:d11d.546 > ff02::1:2.547: [bad udp cksum 0xef3e -> 0xf67d!] dhcp6 solicit (xid=bc2ff9 (elapsed-time 0) (option-request SIP-servers-domain SIP-servers-address DNS-server DNS-search-list SNTP-servers NTP-server opt_67 opt_82) (client-ID hwaddr type 1 xxxxxxxxxxxx) (reconfigure-accept) (Client-FQDN) (IA_NA IAID:6 T1:0 T2:0) (IA_PD IAID:1 T1:0 T2:0))
        0x0000:  6007 2bfd 0063 1101 fe80 0000 0000 0000  `.+..c..........
        0x0010:  0642 1aff fee4 d11d ff02 0000 0000 0000  .B..............
        0x0020:  0000 0000 0001 0002 0222 0223 0063 ef3e  .........".#.c.>
        0x0030:  01bc 2ff9 0008 0002 0000 0006 0010 0015  ../.............
        0x0040:  0016 0017 0018 001f 0038 0043 0052 0001  .........8.C.R..
        0x0050:  000a 0003 0001 0442 1ae4 d11d 0014 0000  .......B........
        0x0060:  0027 0007 0004 4173 7573 0000 0300 0c00  .'....Asus......
        0x0070:  0000 0600 0000 0000 0000 0000 1900 0c00  ................
        0x0080:  0000 0100 0000 0000 0000 00              ...........
00:11:55.404664 IP6 (class 0xc0, hlim 255, next-header UDP (17) payload length: 165) fe80::a2f3:e4ff:fe81:fe30.547 > fe80::642:1aff:fee4:d11d.546: [udp sum ok] dhcp6 advertise (xid=bc2ff9 (server-ID hwaddr type 1 mac_1) (client-ID hwaddr type 1 xxxxxxxxxxxx) (IA_NA IAID:6 T1:300 T2:400 (IA_ADDR xaab-xbb8-30e-1982--1.v6.ispnamemasked.com pltime:600 vltime:600)) (IA_PD IAID:1 T1:1800 T2:2880 (IA_PD-prefix xaab-xbb8-x99e-xx--.v6.ispnamemasked.com/64 pltime:3600 vltime:86400)) (DNS-server xaab-xbb8--6-42.v6.ispnamemasked.com xaab-xbb8--6-43.v6.ispnamemasked.com))
        0x0000:  6c00 0000 00a5 11ff fe80 0000 0000 0000  l...............
        0x0010:  a2f3 e4ff fe81 fe30 fe80 0000 0000 0000  .......0........
        0x0020:  0642 1aff fee4 d11d 0223 0222 00a5 fece  .B.......#."....
        0x0030:  02bc 2ff9 0002 000a 0003 0001 10e8 7872  ../...........xr
        0x0040:  6f51 0001 000a 0003 0001 0442 1ae4 d11d  oQ.........B....
        0x0050:  0003 0028 0000 0006 0000 012c 0000 0190  ...(.......,....
        0x0060:  0005 0018 2a01 05a8 030e 1982 0000 0000  ....*...........
        0x0070:  0000 0001 0000 0258 0000 0258 0019 0029  .......X...X...)
        0x0080:  0000 0001 0000 0708 0000 0b40 001a 0019  ...........@....
        0x0090:  0000 0e10 0001 5180 402a 0105 a803 0e09  ......Q.@*......
        0x00a0:  9500 0000 0000 0000 0000 1700 202a 0105  .............*..
        0x00b0:  a800 0000 0000 0000 0000 0600 422a 0105  ............B*..
        0x00c0:  a800 0000 0000 0000 0000 0600 43         ............C
00:11:57.317640 IP6 (flowlabel 0x72bfd, hlim 1, next-header UDP (17) payload length: 168) fe80::642:1aff:fee4:d11d.546 > ff02::1:2.547: [bad udp cksum 0xef83 -> 0x24ec!] dhcp6 request (xid=8ec589 (elapsed-time 0) (option-request SIP-servers-domain SIP-servers-address DNS-server DNS-search-list SNTP-servers NTP-server opt_67) (client-ID hwaddr type 1 xxxxxxxxxxxx) (server-ID hwaddr type 1 mac_1) (reconfigure-accept) (Client-FQDN) (IA_NA IAID:6 T1:0 T2:0 (IA_ADDR xaab-xbb8-30e-1982--1.v6.ispnamemasked.com pltime:600 vltime:600)) (IA_PD IAID:1 T1:0 T2:0 (IA_PD-prefix xaab-xbb8-x99e-xx--.v6.ispnamemasked.com/64 pltime:3600 vltime:86400)))
        0x0000:  6007 2bfd 00a8 1101 fe80 0000 0000 0000  `.+.............
        0x0010:  0642 1aff fee4 d11d ff02 0000 0000 0000  .B..............
        0x0020:  0000 0000 0001 0002 0222 0223 00a8 ef83  .........".#....
        0x0030:  038e c589 0008 0002 0000 0006 000e 0015  ................
        0x0040:  0016 0017 0018 001f 0038 0043 0001 000a  .........8.C....
        0x0050:  0003 0001 0442 1ae4 d11d 0002 000a 0003  .....B..........
        0x0060:  0001 10e8 7872 6f51 0014 0000 0027 0007  ....xroQ.....'..
        0x0070:  0004 4173 7573 0000 0300 2800 0000 0600  ..Asus....(.....
        0x0080:  0000 0000 0000 0000 0500 182a 0105 a803  ...........*....
        0x0090:  0e19 8200 0000 0000 0000 0100 0002 5800  ..............X.
        0x00a0:  0002 5800 1900 2900 0000 0100 0000 0000  ..X...).........
        0x00b0:  0000 0000 1a00 1900 000e 1000 0151 8040  .............Q.@
        0x00c0:  2a01 05a8 030e 0995 0000 0000 0000 0000  *...............
00:11:57.344672 IP6 (class 0xc0, hlim 255, next-header UDP (17) payload length: 174) fe80::a2f3:e4ff:fe81:fe30.547 > fe80::642:1aff:fee4:d11d.546: [udp sum ok] dhcp6 reply (xid=8ec589 (server-ID hwaddr type 1 mac_1) (client-ID hwaddr type 1 xxxxxxxxxxxx) (IA_NA IAID:6 T1:0 T2:0 (status-code NoAddrsAvail)) (IA_PD IAID:1 T1:1800 T2:2880 (IA_PD-prefix xaab-xbb8-x99e-xx--.v6.ispnamemasked.com/64 pltime:3600 vltime:86400)) (DNS-server xaab-xbb8--6-42.v6.ispnamemasked.com xaab-xbb8--6-43.v6.ispnamemasked.com))
        0x0000:  6c00 0000 00ae 11ff fe80 0000 0000 0000  l...............
        0x0010:  a2f3 e4ff fe81 fe30 fe80 0000 0000 0000  .......0........
        0x0020:  0642 1aff fee4 d11d 0223 0222 00ae 47c2  .B.......#."..G.
        0x0030:  078e c589 0002 000a 0003 0001 10e8 7872  ..............xr
        0x0040:  6f51 0001 000a 0003 0001 0442 1ae4 d11d  oQ.........B....
        0x0050:  0003 0031 0000 0006 0000 0000 0000 0000  ...1............
        0x0060:  000d 0021 0002 4e6f 2061 6464 7265 7373  ...!..No.address
        0x0070:  6573 2068 6176 6520 6265 656e 2061 7373  es.have.been.ass
        0x0080:  6967 6e65 6400 1900 2900 0000 0100 0007  igned...).......
        0x0090:  0800 000b 4000 1a00 1900 000e 1000 0151  ....@..........Q
        0x00a0:  8040 2a01 05a8 030e 0995 0000 0000 0000  .@*.............
        0x00b0:  0000 0017 0020 2a01 05a8 0000 0000 0000  ......*.........
        0x00c0:  0000 0006 0042 2a01 05a8 0000 0000 0000  .....B*.........
        0x00d0:  0000 0006 0043                           .....C
00:11:57.717117 IP6 (flowlabel 0x72bfd, hlim 1, next-header UDP (17) payload length: 99) fe80::642:1aff:fee4:d11d.546 > ff02::1:2.547: [bad udp cksum 0xef3e -> 0x37e4!] dhcp6 solicit (xid=38ef16 (elapsed-time 0) (option-request SIP-servers-domain SIP-servers-address DNS-server DNS-search-list SNTP-servers NTP-server opt_67 opt_82) (client-ID hwaddr type 1 xxxxxxxxxxxx) (reconfigure-accept) (Client-FQDN) (IA_NA IAID:6 T1:0 T2:0) (IA_PD IAID:1 T1:0 T2:0))
        0x0000:  6007 2bfd 0063 1101 fe80 0000 0000 0000  `.+..c..........
        0x0010:  0642 1aff fee4 d11d ff02 0000 0000 0000  .B..............
        0x0020:  0000 0000 0001 0002 0222 0223 0063 ef3e  .........".#.c.>
        0x0030:  0138 ef16 0008 0002 0000 0006 0010 0015  .8..............
        0x0040:  0016 0017 0018 001f 0038 0043 0052 0001  .........8.C.R..
        0x0050:  000a 0003 0001 0442 1ae4 d11d 0014 0000  .......B........
        0x0060:  0027 0007 0004 4173 7573 0000 0300 0c00  .'....Asus......
        0x0070:  0000 0600 0000 0000 0000 0000 1900 0c00  ................
        0x0080:  0000 0100 0000 0000 0000 00              ...........
00:11:57.744649 IP6 (class 0xc0, hlim 255, next-header UDP (17) payload length: 165) fe80::a2f3:e4ff:fe81:fe30.547 > fe80::642:1aff:fee4:d11d.546: [udp sum ok] dhcp6 advertise (xid=38ef16 (server-ID hwaddr type 1 mac_1) (client-ID hwaddr type 1 xxxxxxxxxxxx) (IA_NA IAID:6 T1:300 T2:400 (IA_ADDR xaab-xbb8-30e-1982--1.v6.ispnamemasked.com pltime:600 vltime:600)) (IA_PD IAID:1 T1:1800 T2:2880 (IA_PD-prefix xaab-xbb8-x99e-xx--.v6.ispnamemasked.com/64 pltime:3600 vltime:86400)) (DNS-server xaab-xbb8--6-42.v6.ispnamemasked.com xaab-xbb8--6-43.v6.ispnamemasked.com))
        0x0000:  6c00 0000 00a5 11ff fe80 0000 0000 0000  l...............
        0x0010:  a2f3 e4ff fe81 fe30 fe80 0000 0000 0000  .......0........
        0x0020:  0642 1aff fee4 d11d 0223 0222 00a5 4035  .B.......#."..@5
        0x0030:  0238 ef16 0002 000a 0003 0001 10e8 7872  .8............xr
        0x0040:  6f51 0001 000a 0003 0001 0442 1ae4 d11d  oQ.........B....
        0x0050:  0003 0028 0000 0006 0000 012c 0000 0190  ...(.......,....
        0x0060:  0005 0018 2a01 05a8 030e 1982 0000 0000  ....*...........
        0x0070:  0000 0001 0000 0258 0000 0258 0019 0029  .......X...X...)
        0x0080:  0000 0001 0000 0708 0000 0b40 001a 0019  ...........@....
        0x0090:  0000 0e10 0001 5180 402a 0105 a803 0e09  ......Q.@*......
        0x00a0:  9500 0000 0000 0000 0000 1700 202a 0105  .............*..
        0x00b0:  a800 0000 0000 0000 0000 0600 422a 0105  ............B*..
        0x00c0:  a800 0000 0000 0000 0000 0600 43         ............C
00:11:58.874605 IP6 (flowlabel 0x72bfd, hlim 1, next-header UDP (17) payload length: 168) fe80::642:1aff:fee4:d11d.546 > ff02::1:2.547: [bad udp cksum 0xef83 -> 0xdc5f!] dhcp6 request (xid=2a0e7a (elapsed-time 0) (option-request SIP-servers-domain SIP-servers-address DNS-server DNS-search-list SNTP-servers NTP-server opt_67) (client-ID hwaddr type 1 xxxxxxxxxxxx) (server-ID hwaddr type 1 mac_1) (reconfigure-accept) (Client-FQDN) (IA_NA IAID:6 T1:0 T2:0 (IA_ADDR xaab-xbb8-30e-1982--1.v6.ispnamemasked.com pltime:600 vltime:600)) (IA_PD IAID:1 T1:0 T2:0 (IA_PD-prefix xaab-xbb8-x99e-xx--.v6.ispnamemasked.com/64 pltime:3600 vltime:86400)))
        0x0000:  6007 2bfd 00a8 1101 fe80 0000 0000 0000  `.+.............
        0x0010:  0642 1aff fee4 d11d ff02 0000 0000 0000  .B..............
        0x0020:  0000 0000 0001 0002 0222 0223 00a8 ef83  .........".#....
        0x0030:  032a 0e7a 0008 0002 0000 0006 000e 0015  .*.z............
        0x0040:  0016 0017 0018 001f 0038 0043 0001 000a  .........8.C....
        0x0050:  0003 0001 0442 1ae4 d11d 0002 000a 0003  .....B..........
        0x0060:  0001 10e8 7872 6f51 0014 0000 0027 0007  ....xroQ.....'..
        0x0070:  0004 4173 7573 0000 0300 2800 0000 0600  ..Asus....(.....
        0x0080:  0000 0000 0000 0000 0500 182a 0105 a803  ...........*....
        0x0090:  0e19 8200 0000 0000 0000 0100 0002 5800  ..............X.
        0x00a0:  0002 5800 1900 2900 0000 0100 0000 0000  ..X...).........
        0x00b0:  0000 0000 1a00 1900 000e 1000 0151 8040  .............Q.@
        0x00c0:  2a01 05a8 030e 0995 0000 0000 0000 0000  *...............
00:11:58.908367 IP6 (class 0xc0, hlim 255, next-header UDP (17) payload length: 174) fe80::a2f3:e4ff:fe81:fe30.547 > fe80::642:1aff:fee4:d11d.546: [udp sum ok] dhcp6 reply (xid=2a0e7a (server-ID hwaddr type 1 mac_1) (client-ID hwaddr type 1 xxxxxxxxxxxx) (IA_NA IAID:6 T1:0 T2:0 (status-code NoAddrsAvail)) (IA_PD IAID:1 T1:1800 T2:2880 (IA_PD-prefix xaab-xbb8-x99e-xx--.v6.ispnamemasked.com/64 pltime:3600 vltime:86400)) (DNS-server xaab-xbb8--6-42.v6.ispnamemasked.com xaab-xbb8--6-43.v6.ispnamemasked.com))
        0x0000:  6c00 0000 00ae 11ff fe80 0000 0000 0000  l...............
        0x0010:  a2f3 e4ff fe81 fe30 fe80 0000 0000 0000  .......0........
        0x0020:  0642 1aff fee4 d11d 0223 0222 00ae ff35  .B.......#."...5
        0x0030:  072a 0e7a 0002 000a 0003 0001 10e8 7872  .*.z..........xr
        0x0040:  6f51 0001 000a 0003 0001 0442 1ae4 d11d  oQ.........B....
        0x0050:  0003 0031 0000 0006 0000 0000 0000 0000  ...1............
        0x0060:  000d 0021 0002 4e6f 2061 6464 7265 7373  ...!..No.address
        0x0070:  6573 2068 6176 6520 6265 656e 2061 7373  es.have.been.ass
        0x0080:  6967 6e65 6400 1900 2900 0000 0100 0007  igned...).......
        0x0090:  0800 000b 4000 1a00 1900 000e 1000 0151  ....@..........Q
        0x00a0:  8040 2a01 05a8 030e 0995 0000 0000 0000  .@*.............
        0x00b0:  0000 0017 0020 2a01 05a8 0000 0000 0000  ......*.........
        0x00c0:  0000 0006 0042 2a01 05a8 0000 0000 0000  .....B*.........
        0x00d0:  0000 0006 0043                           .....C
00:11:58.967874 IP6 (flowlabel 0x72bfd, hlim 1, next-header UDP (17) payload length: 99) fe80::642:1aff:fee4:d11d.546 > ff02::1:2.547: [bad udp cksum 0xef3e -> 0x57ba!] dhcp6 solicit (xid=a1ced7 (elapsed-time 0) (option-request SIP-servers-domain SIP-servers-address DNS-server DNS-search-list SNTP-servers NTP-server opt_67 opt_82) (client-ID hwaddr type 1 xxxxxxxxxxxx) (reconfigure-accept) (Client-FQDN) (IA_NA IAID:6 T1:0 T2:0) (IA_PD IAID:1 T1:0 T2:0))
        0x0000:  6007 2bfd 0063 1101 fe80 0000 0000 0000  `.+..c..........
        0x0010:  0642 1aff fee4 d11d ff02 0000 0000 0000  .B..............
        0x0020:  0000 0000 0001 0002 0222 0223 0063 ef3e  .........".#.c.>
        0x0030:  01a1 ced7 0008 0002 0000 0006 0010 0015  ................
        0x0040:  0016 0017 0018 001f 0038 0043 0052 0001  .........8.C.R..
        0x0050:  000a 0003 0001 0442 1ae4 d11d 0014 0000  .......B........
        0x0060:  0027 0007 0004 4173 7573 0000 0300 0c00  .'....Asus......
        0x0070:  0000 0600 0000 0000 0000 0000 1900 0c00  ................
        0x0080:  0000 0100 0000 0000 0000 00              ...........
00:11:59.004627 IP6 (class 0xc0, hlim 255, next-header UDP (17) payload length: 165) fe80::a2f3:e4ff:fe81:fe30.547 > fe80::642:1aff:fee4:d11d.546: [udp sum ok] dhcp6 advertise (xid=a1ced7 (server-ID hwaddr type 1 mac_1) (client-ID hwaddr type 1 xxxxxxxxxxxx) (IA_NA IAID:6 T1:300 T2:400 (IA_ADDR xaab-xbb8-30e-1982--1.v6.ispnamemasked.com pltime:600 vltime:600)) (IA_PD IAID:1 T1:1800 T2:2880 (IA_PD-prefix xaab-xbb8-x99e-xx--.v6.ispnamemasked.com/64 pltime:3600 vltime:86400)) (DNS-server xaab-xbb8--6-42.v6.ispnamemasked.com xaab-xbb8--6-43.v6.ispnamemasked.com))
        0x0000:  6c00 0000 00a5 11ff fe80 0000 0000 0000  l...............
        0x0010:  a2f3 e4ff fe81 fe30 fe80 0000 0000 0000  .......0........
        0x0020:  0642 1aff fee4 d11d 0223 0222 00a5 600b  .B.......#."..`.
        0x0030:  02a1 ced7 0002 000a 0003 0001 10e8 7872  ..............xr
        0x0040:  6f51 0001 000a 0003 0001 0442 1ae4 d11d  oQ.........B....
        0x0050:  0003 0028 0000 0006 0000 012c 0000 0190  ...(.......,....
        0x0060:  0005 0018 2a01 05a8 030e 1982 0000 0000  ....*...........
        0x0070:  0000 0001 0000 0258 0000 0258 0019 0029  .......X...X...)
        0x0080:  0000 0001 0000 0708 0000 0b40 001a 0019  ...........@....
        0x0090:  0000 0e10 0001 5180 402a 0105 a803 0e09  ......Q.@*......
        0x00a0:  9500 0000 0000 0000 0000 1700 202a 0105  .............*..
        0x00b0:  a800 0000 0000 0000 0000 0600 422a 0105  ............B*..
        0x00c0:  a800 0000 0000 0000 0000 0600 43         ............C
00:12:00.180699 IP6 (flowlabel 0x72bfd, hlim 1, next-header UDP (17) payload length: 168) fe80::642:1aff:fee4:d11d.546 > ff02::1:2.547: [bad udp cksum 0xef83 -> 0x3584!] dhcp6 request (xid=d2b4ad (elapsed-time 0) (option-request SIP-servers-domain SIP-servers-address DNS-server DNS-search-list SNTP-servers NTP-server opt_67) (client-ID hwaddr type 1 xxxxxxxxxxxx) (server-ID hwaddr type 1 mac_1) (reconfigure-accept) (Client-FQDN) (IA_NA IAID:6 T1:0 T2:0 (IA_ADDR xaab-xbb8-30e-1982--1.v6.ispnamemasked.com pltime:600 vltime:600)) (IA_PD IAID:1 T1:0 T2:0 (IA_PD-prefix xaab-xbb8-x99e-xx--.v6.ispnamemasked.com/64 pltime:3600 vltime:86400)))
        0x0000:  6007 2bfd 00a8 1101 fe80 0000 0000 0000  `.+.............
        0x0010:  0642 1aff fee4 d11d ff02 0000 0000 0000  .B..............
        0x0020:  0000 0000 0001 0002 0222 0223 00a8 ef83  .........".#....
        0x0030:  03d2 b4ad 0008 0002 0000 0006 000e 0015  ................
        0x0040:  0016 0017 0018 001f 0038 0043 0001 000a  .........8.C....
        0x0050:  0003 0001 0442 1ae4 d11d 0002 000a 0003  .....B..........
        0x0060:  0001 10e8 7872 6f51 0014 0000 0027 0007  ....xroQ.....'..
        0x0070:  0004 4173 7573 0000 0300 2800 0000 0600  ..Asus....(.....
        0x0080:  0000 0000 0000 0000 0500 182a 0105 a803  ...........*....
        0x0090:  0e19 8200 0000 0000 0000 0100 0002 5800  ..............X.
        0x00a0:  0002 5800 1900 2900 0000 0100 0000 0000  ..X...).........
        0x00b0:  0000 0000 1a00 1900 000e 1000 0151 8040  .............Q.@
        0x00c0:  2a01 05a8 030e 0995 0000 0000 0000 0000  *...............
00:12:00.204652 IP6 (class 0xc0, hlim 255, next-header UDP (17) payload length: 174) fe80::a2f3:e4ff:fe81:fe30.547 > fe80::642:1aff:fee4:d11d.546: [udp sum ok] dhcp6 reply (xid=d2b4ad (server-ID hwaddr type 1 mac_1) (client-ID hwaddr type 1 xxxxxxxxxxxx) (IA_NA IAID:6 T1:0 T2:0 (status-code NoAddrsAvail)) (IA_PD IAID:1 T1:1800 T2:2880 (IA_PD-prefix xaab-xbb8-x99e-xx--.v6.ispnamemasked.com/64 pltime:3600 vltime:86400)) (DNS-server xaab-xbb8--6-42.v6.ispnamemasked.com xaab-xbb8--6-43.v6.ispnamemasked.com))
        0x0000:  6c00 0000 00ae 11ff fe80 0000 0000 0000  l...............
        0x0010:  a2f3 e4ff fe81 fe30 fe80 0000 0000 0000  .......0........
        0x0020:  0642 1aff fee4 d11d 0223 0222 00ae 585a  .B.......#."..XZ
        0x0030:  07d2 b4ad 0002 000a 0003 0001 10e8 7872  ..............xr
        0x0040:  6f51 0001 000a 0003 0001 0442 1ae4 d11d  oQ.........B....
        0x0050:  0003 0031 0000 0006 0000 0000 0000 0000  ...1............
        0x0060:  000d 0021 0002 4e6f 2061 6464 7265 7373  ...!..No.address
        0x0070:  6573 2068 6176 6520 6265 656e 2061 7373  es.have.been.ass
        0x0080:  6967 6e65 6400 1900 2900 0000 0100 0007  igned...).......
        0x0090:  0800 000b 4000 1a00 1900 000e 1000 0151  ....@..........Q
        0x00a0:  8040 2a01 05a8 030e 0995 0000 0000 0000  .@*.............
        0x00b0:  0000 0017 0020 2a01 05a8 0000 0000 0000  ......*.........
        0x00c0:  0000 0006 0042 2a01 05a8 0000 0000 0000  .....B*.........
        0x00d0:  0000 0006 0043                           .....C
00:12:00.382155 IP6 (flowlabel 0x72bfd, hlim 1, next-header UDP (17) payload length: 99) fe80::642:1aff:fee4:d11d.546 > ff02::1:2.547: [bad udp cksum 0xef3e -> 0x04f0!] dhcp6 solicit (xid=5621ed (elapsed-time 0) (option-request SIP-servers-domain SIP-servers-address DNS-server DNS-search-list SNTP-servers NTP-server opt_67 opt_82) (client-ID hwaddr type 1 xxxxxxxxxxxx) (reconfigure-accept) (Client-FQDN) (IA_NA IAID:6 T1:0 T2:0) (IA_PD IAID:1 T1:0 T2:0))
        0x0000:  6007 2bfd 0063 1101 fe80 0000 0000 0000  `.+..c..........
        0x0010:  0642 1aff fee4 d11d ff02 0000 0000 0000  .B..............
        0x0020:  0000 0000 0001 0002 0222 0223 0063 ef3e  .........".#.c.>
        0x0030:  0156 21ed 0008 0002 0000 0006 0010 0015  .V!.............
        0x0040:  0016 0017 0018 001f 0038 0043 0052 0001  .........8.C.R..
        0x0050:  000a 0003 0001 0442 1ae4 d11d 0014 0000  .......B........
        0x0060:  0027 0007 0004 4173 7573 0000 0300 0c00  .'....Asus......
        0x0070:  0000 0600 0000 0000 0000 0000 1900 0c00  ................
        0x0080:  0000 0100 0000 0000 0000 00              ...........
00:12:00.404638 IP6 (class 0xc0, hlim 255, next-header UDP (17) payload length: 165) fe80::a2f3:e4ff:fe81:fe30.547 > fe80::642:1aff:fee4:d11d.546: [udp sum ok] dhcp6 advertise (xid=5621ed (server-ID hwaddr type 1 mac_1) (client-ID hwaddr type 1 xxxxxxxxxxxx) (IA_NA IAID:6 T1:300 T2:400 (IA_ADDR xaab-xbb8-30e-1982--1.v6.ispnamemasked.com pltime:600 vltime:600)) (IA_PD IAID:1 T1:1800 T2:2880 (IA_PD-prefix xaab-xbb8-x99e-xx--.v6.ispnamemasked.com/64 pltime:3600 vltime:86400)) (DNS-server xaab-xbb8--6-42.v6.ispnamemasked.com xaab-xbb8--6-43.v6.ispnamemasked.com))
        0x0000:  6c00 0000 00a5 11ff fe80 0000 0000 0000  l...............
        0x0010:  a2f3 e4ff fe81 fe30 fe80 0000 0000 0000  .......0........
        0x0020:  0642 1aff fee4 d11d 0223 0222 00a5 0d41  .B.......#."...A
        0x0030:  0256 21ed 0002 000a 0003 0001 10e8 7872  .V!...........xr
        0x0040:  6f51 0001 000a 0003 0001 0442 1ae4 d11d  oQ.........B....
        0x0050:  0003 0028 0000 0006 0000 012c 0000 0190  ...(.......,....
        0x0060:  0005 0018 2a01 05a8 030e 1982 0000 0000  ....*...........
        0x0070:  0000 0001 0000 0258 0000 0258 0019 0029  .......X...X...)
        0x0080:  0000 0001 0000 0708 0000 0b40 001a 0019  ...........@....
        0x0090:  0000 0e10 0001 5180 402a 0105 a803 0e09  ......Q.@*......
        0x00a0:  9500 0000 0000 0000 0000 1700 202a 0105  .............*..
        0x00b0:  a800 0000 0000 0000 0000 0600 422a 0105  ............B*..
        0x00c0:  a800 0000 0000 0000 0000 0600 43         ............C
00:12:02.283701 IP6 (flowlabel 0x72bfd, hlim 1, next-header UDP (17) payload length: 168) fe80::642:1aff:fee4:d11d.546 > ff02::1:2.547: [bad udp cksum 0xef83 -> 0x0592!] dhcp6 request (xid=69e508 (elapsed-time 0) (option-request SIP-servers-domain SIP-servers-address DNS-server DNS-search-list SNTP-servers NTP-server opt_67) (client-ID hwaddr type 1 xxxxxxxxxxxx) (server-ID hwaddr type 1 mac_1) (reconfigure-accept) (Client-FQDN) (IA_NA IAID:6 T1:0 T2:0 (IA_ADDR xaab-xbb8-30e-1982--1.v6.ispnamemasked.com pltime:600 vltime:600)) (IA_PD IAID:1 T1:0 T2:0 (IA_PD-prefix xaab-xbb8-x99e-xx--.v6.ispnamemasked.com/64 pltime:3600 vltime:86400)))
        0x0000:  6007 2bfd 00a8 1101 fe80 0000 0000 0000  `.+.............
        0x0010:  0642 1aff fee4 d11d ff02 0000 0000 0000  .B..............
        0x0020:  0000 0000 0001 0002 0222 0223 00a8 ef83  .........".#....
        0x0030:  0369 e508 0008 0002 0000 0006 000e 0015  .i..............
        0x0040:  0016 0017 0018 001f 0038 0043 0001 000a  .........8.C....
        0x0050:  0003 0001 0442 1ae4 d11d 0002 000a 0003  .....B..........
        0x0060:  0001 10e8 7872 6f51 0014 0000 0027 0007  ....xroQ.....'..
        0x0070:  0004 4173 7573 0000 0300 2800 0000 0600  ..Asus....(.....
        0x0080:  0000 0000 0000 0000 0500 182a 0105 a803  ...........*....
        0x0090:  0e19 8200 0000 0000 0000 0100 0002 5800  ..............X.
        0x00a0:  0002 5800 1900 2900 0000 0100 0000 0000  ..X...).........
        0x00b0:  0000 0000 1a00 1900 000e 1000 0151 8040  .............Q.@
        0x00c0:  2a01 05a8 030e 0995 0000 0000 0000 0000  *...............
00:12:02.304613 IP6 (class 0xc0, hlim 255, next-header UDP (17) payload length: 174) fe80::a2f3:e4ff:fe81:fe30.547 > fe80::642:1aff:fee4:d11d.546: [udp sum ok] dhcp6 reply (xid=69e508 (server-ID hwaddr type 1 mac_1) (client-ID hwaddr type 1 xxxxxxxxxxxx) (IA_NA IAID:6 T1:0 T2:0 (status-code NoAddrsAvail)) (IA_PD IAID:1 T1:1800 T2:2880 (IA_PD-prefix xaab-xbb8-x99e-xx--.v6.ispnamemasked.com/64 pltime:3600 vltime:86400)) (DNS-server xaab-xbb8--6-42.v6.ispnamemasked.com xaab-xbb8--6-43.v6.ispnamemasked.com))
        0x0000:  6c00 0000 00ae 11ff fe80 0000 0000 0000  l...............
        0x0010:  a2f3 e4ff fe81 fe30 fe80 0000 0000 0000  .......0........
        0x0020:  0642 1aff fee4 d11d 0223 0222 00ae 2868  .B.......#."..(h
        0x0030:  0769 e508 0002 000a 0003 0001 10e8 7872  .i............xr
        0x0040:  6f51 0001 000a 0003 0001 0442 1ae4 d11d  oQ.........B....
        0x0050:  0003 0031 0000 0006 0000 0000 0000 0000  ...1............
        0x0060:  000d 0021 0002 4e6f 2061 6464 7265 7373  ...!..No.address
        0x0070:  6573 2068 6176 6520 6265 656e 2061 7373  es.have.been.ass
        0x0080:  6967 6e65 6400 1900 2900 0000 0100 0007  igned...).......
        0x0090:  0800 000b 4000 1a00 1900 000e 1000 0151  ....@..........Q
        0x00a0:  8040 2a01 05a8 030e 0995 0000 0000 0000  .@*.............
        0x00b0:  0000 0017 0020 2a01 05a8 0000 0000 0000  ......*.........
        0x00c0:  0000 0006 0042 2a01 05a8 0000 0000 0000  .....B*.........
        0x00d0:  0000 0006 0043                           .....C
00:12:03.184062 IP6 (flowlabel 0x72bfd, hlim 1, next-header UDP (17) payload length: 99) fe80::642:1aff:fee4:d11d.546 > ff02::1:2.547: [bad udp cksum 0xef3e -> 0x8af9!] dhcp6 solicit (xid=d9c2c (elapsed-time 0) (option-request SIP-servers-domain SIP-servers-address DNS-server DNS-search-list SNTP-servers NTP-server opt_67 opt_82) (client-ID hwaddr type 1 xxxxxxxxxxxx) (reconfigure-accept) (Client-FQDN) (IA_NA IAID:6 T1:0 T2:0) (IA_PD IAID:1 T1:0 T2:0))
        0x0000:  6007 2bfd 0063 1101 fe80 0000 0000 0000  `.+..c..........
        0x0010:  0642 1aff fee4 d11d ff02 0000 0000 0000  .B..............
        0x0020:  0000 0000 0001 0002 0222 0223 0063 ef3e  .........".#.c.>
        0x0030:  010d 9c2c 0008 0002 0000 0006 0010 0015  ...,............
        0x0040:  0016 0017 0018 001f 0038 0043 0052 0001  .........8.C.R..
        0x0050:  000a 0003 0001 0442 1ae4 d11d 0014 0000  .......B........
        0x0060:  0027 0007 0004 4173 7573 0000 0300 0c00  .'....Asus......
        0x0070:  0000 0600 0000 0000 0000 0000 1900 0c00  ................
        0x0080:  0000 0100 0000 0000 0000 00              ...........
^C
77 packets captured
77 packets received by filter
0 packets dropped by kernel

Is this enough?