[support] UMIP: Disappearing packets ???
Arnaud Ebalard
arno at natisbad.org
Thu May 14 00:24:18 JST 2009
Hello,
Mattias Blomqvist <mattias.blomqvist at gmail.com> writes:
> Hello (again)
>
> I have a setup with one MN and one HA and a couple of other nodes. The
> MN registers perfectly with the HA and I can ping the MN's HoA from
> other nodes.
> I tried to run telnet to the MN and is able to log in and get a prompt
> and everything seems to work just fine. Doing an "ls /" works fine.
> The problem begins if I try to do "ls -l /". This (obviously) results
> in more data which in turn results in two TCP packets being sent for
> the output data.
> With tcpdump I can see that both arrives at the ip6tnl1 interface that
> mip6d has created. At this point they have the HoA as src and the
> telnet clients address as dst. I have a second tcpdump running on the
> interface that they are sent from the MN on. In this tcpdump I can see
> that the TCP packets have been encapsulated in an outer IPv6 header
> and this header has the CoA as src and the HA as dst. So long,
> everything seems fine. The problem is that the first of the two larger
> packets with the ls output is missing!
> Did it get lost in the kernel? Or where?
>
> If I run telnet directly to the CoA, everything works fine. I get the
> same issue with ssh (to the HoA) but it is easier to follow the
> packets and their contents with telnet.
>
> Tcpdump output below is first from the one running on the ip6tnl1
> interface that mip6d creates and the second output is from the
> interface that the MN uses for communication with the HA. Both outputs
> starts after "ls -l /" has been typed over telnet but before enter has
> been hit so they both start with a CRLF sequence being sent and
> echoed.
> The ack at 00:17:19.109144 on ip6tnl1 results in a tcp resend of the
> lost packet since it expects next byte 3. This resend is also lost.
> This is 100% repeatable and it behaves exactly the same every time.
>
> config file for mip6d is included last.
>
> I know the output is lengthy, just cut away the data parts if you want
> it more compressed.
>
> Any help is greatly apreciated.
Before even looking at the pcap dump, I much say this really really
looks like a pmtud issue. So, before looking in other directions, can
you check the following, Mattias:
- which version of the kernel you are using?
- verify there is no router/box in the middle that would prevent ICMPv6
packet too big to flow (some netfilter config, ...)
- tell us if you have routers that perform some kind of encapsulation on
the path, or routers with a lower MTU on one side.
Cheers,
a+
>
> BR,
> Mattias Blomqvist
>
> (Yes, I know the IPv6-address' below aren't real ones. I have an
> isolated IPv6 network for this.)
>
> tcpdump: listening on ip6tnl1, link-type LINUX_SLL (Linux cooked),
> capture size 1500 bytes
> 00:17:15.611996 IP6 (hlim 63, next-header TCP (6) payload length: 22)
> 2a03:b0b::7.1031 > 2a03:a0a:0:1300::1.telnet: P, cksum 0x7ea5
> (correct), 999588718:999588720(2) ack 3908483949 win 16499
> 0x0000: 6000 0000 0016 063f 2a03 0b0b 0000 0000 `......?*.......
> 0x0010: 0000 0000 0000 0007 2a03 0a0a 0000 1300 ........*.......
> 0x0020: 0000 0000 0000 0001 0407 0017 3b94 836e ............;..n
> 0x0030: e8f6 bb6d 5018 4073 7ea5 0000 0d0a ...mP. at s~.....
> 00:17:15.645318 IP6 (hlim 64, next-header TCP (6) payload length: 20)
> 2a03:a0a:0:1300::1.telnet > 2a03:b0b::7.1031: ., cksum 0xb91a
> (correct), 1:1(0) ack 2 win 4880
> 0x0000: 6000 0000 0014 0640 2a03 0a0a 0000 1300 `......@*.......
> 0x0010: 0000 0000 0000 0001 2a03 0b0b 0000 0000 ........*.......
> 0x0020: 0000 0000 0000 0007 0017 0407 e8f6 bb6d ...............m
> 0x0030: 3b94 8370 5010 1310 b91a 0000 ;..pP.......
> 00:17:15.647338 IP6 (hlim 64, next-header TCP (6) payload length: 22)
> 2a03:a0a:0:1300::1.telnet > 2a03:b0b::7.1031: P, cksum 0xac06
> (correct), 1:3(2) ack 2 win 4880
> 0x0000: 6000 0000 0016 0640 2a03 0a0a 0000 1300 `......@*.......
> 0x0010: 0000 0000 0000 0001 2a03 0b0b 0000 0000 ........*.......
> 0x0020: 0000 0000 0000 0007 0017 0407 e8f6 bb6d ...............m
> 0x0030: 3b94 8370 5018 1310 ac06 0000 0d0a ;..pP.........
> 00:17:15.637899 IP6 (hlim 64, next-header TCP (6) payload length:
> 1240) 2a03:a0a:0:1300::1.telnet > 2a03:b0b::7.1031: ., cksum 0xa24e
> (correct), 3:1223(1220) ack 2 win 4880
> 0x0000: 6000 0000 04d8 0640 2a03 0a0a 0000 1300 `......@*.......
> 0x0010: 0000 0000 0000 0001 2a03 0b0b 0000 0000 ........*.......
> 0x0020: 0000 0000 0000 0007 0017 0407 e8f6 bb6f ...............o
> 0x0030: 3b94 8370 5010 1310 a24e 0000 1b5b 3030 ;..pP....N...[00
> 0x0040: 6d74 6f74 616c 2031 3132 0d0a 6472 7778 mtotal.112..drwx
> 0x0050: 722d 7872 2d78 2020 3220 726f 6f74 2072 r-xr-x..2.root.r
> 0x0060: 6f6f 7420 2034 3039 3620 3230 3039 2d30 oot..4096.2009-0
> 0x0070: 322d 3136 2031 363a 3032 201b 5b30 313b 2-16.16:02..[01;
> 0x0080: 3334 6d62 696e 1b5b 3030 6d0d 0a64 7277 34mbin.[00m..drw
> 0x0090: 7872 2d78 722d 7820 2033 2072 6f6f 7420 xr-xr-x..3.root.
> 0x00a0: 726f 6f74 2020 3430 3936 2032 3030 382d root..4096.2008-
> 0x00b0: 3031 2d31 3020 3032 3a34 3320 1b5b 3031 01-10.02:43..[01
> 0x00c0: 3b33 346d 626f 6f74 1b5b 3030 6d0d 0a64 ;34mboot.[00m..d
> 0x00d0: 7277 7872 2d78 722d 7820 2032 2072 6f6f rwxr-xr-x..2.roo
> 0x00e0: 7420 726f 6f74 2020 3430 3936 2032 3030 t.root..4096.200
> 0x00f0: 392d 3032 2d31 3620 3136 3a30 3120 1b5b 9-02-16.16:01..[
> 0x0100: 3031 3b33 346d 6364 726f 6d1b 5b30 306d 01;34mcdrom.[00m
> 0x0110: 0d0a 6472 7778 722d 7872 2d78 2031 3020 ..drwxr-xr-x.10.
> 0x0120: 726f 6f74 2072 6f6f 7420 2033 3132 3020 root.root..3120.
> 0x0130: 3230 3038 2d30 312d 3136 2030 363a 3235 2008-01-16.06:25
> 0x0140: 201b 5b30 313b 3334 6d64 6576 1b5b 3030 ..[01;34mdev.[00
> 0x0150: 6d0d 0a64 7277 7872 2d78 722d 7820 3630 m..drwxr-xr-x.60
> 0x0160: 2072 6f6f 7420 726f 6f74 2020 3430 3936 .root.root..4096
> 0x0170: 2032 3030 382d 3031 2d31 3620 3038 3a34 .2008-01-16.08:4
> 0x0180: 3420 1b5b 3031 3b33 346d 6574 631b 5b30 4..[01;34metc.[0
> 0x0190: 306d 0d0a 6472 7778 722d 7872 2d78 2020 0m..drwxr-xr-x..
> 0x01a0: 3320 726f 6f74 2072 6f6f 7420 2034 3039 3.root.root..409
> 0x01b0: 3620 3230 3039 2d30 322d 3136 2031 363a 6.2009-02-16.16:
> 0x01c0: 3431 201b 5b30 313b 3334 6d68 6f6d 651b 41..[01;34mhome.
> 0x01d0: 5b30 306d 0d0a 6c72 7778 7277 7872 7778 [00m..lrwxrwxrwx
> 0x01e0: 2020 3120 726f 6f74 2072 6f6f 7420 2020 ..1.root.root...
> 0x01f0: 2032 3220 3230 3038 2d30 312d 3130 2030 .22.2008-01-10.0
> 0x0200: 323a 3433 201b 5b30 313b 3336 6d69 6e69 2:43..[01;36mini
> 0x0210: 7472 642e 696d 671b 5b30 306d 202d 3e20 trd.img.[00m.->.
> 0x0220: 1b5b 3030 6d62 6f6f 742f 696e 6974 7264 .[00mboot/initrd
> 0x0230: 2e69 6d67 2d32 2e36 2e32 391b 5b30 306d .img-2.6.29.[00m
> 0x0240: 0d0a 6c72 7778 7277 7872 7778 2020 3120 ..lrwxrwxrwx..1.
> 0x0250: 726f 6f74 2072 6f6f 7420 2020 2033 3320 root.root....33.
> 0x0260: 3230 3038 2d30 312d 3239 2031 373a 3436 2008-01-29.17:46
> 0x0270: 201b 5b30 313b 3336 6d69 6e69 7472 642e ..[01;36minitrd.
> 0x0280: 696d 672e 6f6c 641b 5b30 306d 202d 3e20 img.old.[00m.->.
> 0x0290: 1b5b 3030 6d62 6f6f 742f 696e 6974 7264 .[00mboot/initrd
> 0x02a0: 2e69 6d67 2d32 2e36 2e32 342d 312d 6d69 .img-2.6.24-1-mi
> 0x02b0: 7036 2d36 3836 1b5b 3030 6d0d 0a64 7277 p6-686.[00m..drw
> 0x02c0: 7872 2d78 722d 7820 3132 2072 6f6f 7420 xr-xr-x.12.root.
> 0x02d0: 726f 6f74 2020 3430 3936 2032 3030 382d root..4096.2008-
> 0x02e0: 3031 2d32 3920 3137 3a34 3520 1b5b 3031 01-29.17:45..[01
> 0x02f0: 3b33 346d 6c69 621b 5b30 306d 0d0a 6472 ;34mlib.[00m..dr
> 0x0300: 7778 722d 7872 2d78 2020 3220 726f 6f74 wxr-xr-x..2.root
> 0x0310: 2072 6f6f 7420 3439 3135 3220 3230 3039 .root.49152.2009
> 0x0320: 2d30 322d 3136 2031 353a 3538 201b 5b30 -02-16.15:58..[0
> 0x0330: 313b 3334 6d6c 6f73 742b 666f 756e 641b 1;34mlost+found.
> 0x0340: 5b30 306d 0d0a 6472 7778 722d 7872 2d78 [00m..drwxr-xr-x
> 0x0350: 2020 3220 726f 6f74 2072 6f6f 7420 2034 ..2.root.root..4
> 0x0360: 3039 3620 3230 3039 2d30 322d 3136 2031 096.2009-02-16.1
> 0x0370: 353a 3538 201b 5b30 313b 3334 6d6d 6564 5:58..[01;34mmed
> 0x0380: 6961 1b5b 3030 6d0d 0a64 7277 7872 2d78 ia.[00m..drwxr-x
> 0x0390: 722d 7820 2032 2072 6f6f 7420 726f 6f74 r-x..2.root.root
> 0x03a0: 2020 3430 3936 2032 3030 382d 3132 2d30 ..4096.2008-12-0
> 0x03b0: 3420 3130 3a32 3220 1b5b 3031 3b33 346d 4.10:22..[01;34m
> 0x03c0: 6d6e 741b 5b30 306d 0d0a 6472 7778 722d mnt.[00m..drwxr-
> 0x03d0: 7872 2d78 2020 3320 726f 6f74 2072 6f6f xr-x..3.root.roo
> 0x03e0: 7420 2034 3039 3620 3230 3038 2d30 312d t..4096.2008-01-
> 0x03f0: 3130 2030 313a 3334 201b 5b30 313b 3334 10.01:34..[01;34
> 0x0400: 6d6f 7074 1b5b 3030 6d0d 0a64 722d 7872 mopt.[00m..dr-xr
> 0x0410: 2d78 722d 7820 3635 2072 6f6f 7420 726f -xr-x.65.root.ro
> 0x0420: 6f74 2020 2020 2030 2032 3030 382d 3031 ot.....0.2008-01
> 0x0430: 2d31 3420 3231 3a34 3820 1b5b 3031 3b33 -14.21:48..[01;3
> 0x0440: 346d 7072 6f63 1b5b 3030 6d0d 0a64 7277 4mproc.[00m..drw
> 0x0450: 7872 2d78 722d 7820 2036 2072 6f6f 7420 xr-xr-x..6.root.
> 0x0460: 726f 6f74 2020 3430 3936 2032 3030 382d root..4096.2008-
> 0x0470: 3031 2d31 3620 3139 3a33 3820 1b5b 3031 01-16.19:38..[01
> 0x0480: 3b33 346d 726f 6f74 1b5b 3030 6d0d 0a64 ;34mroot.[00m..d
> 0x0490: 7277 7872 2d78 722d 7820 2032 2072 6f6f rwxr-xr-x..2.roo
> 0x04a0: 7420 726f 6f74 2020 3430 3936 2032 3030 t.root..4096.200
> 0x04b0: 392d 3032 2d31 3620 3136 3a34 3120 1b5b 9-02-16.16:41..[
> 0x04c0: 3031 3b33 346d 7362 696e 1b5b 3030 6d0d 01;34msbin.[00m.
> 0x04d0: 0a64 7277 7872 2d78 722d 7820 2032 2072 .drwxr-xr-x..2.r
> 0x04e0: 6f6f 7420 726f 6f74 2020 3430 3936 2032 oot.root..4096.2
> 0x04f0: 3030 382d 3039 2d31 3620 3039 3a33 3820 008-09-16.09:38.
> 00:17:16.736897 IP6 (hlim 63, next-header TCP (6) payload length: 20)
> 2a03:b0b::7.1031 > 2a03:a0a:0:1300::1.telnet: ., cksum 0x8bb7
> (correct), 2:2(0) ack 3 win 16497
> 0x0000: 6000 0000 0014 063f 2a03 0b0b 0000 0000 `......?*.......
> 0x0010: 0000 0000 0000 0007 2a03 0a0a 0000 1300 ........*.......
> 0x0020: 0000 0000 0000 0001 0407 0017 3b94 8370 ............;..p
> 0x0030: e8f6 bb6f 5010 4071 8bb7 0000 ...oP. at q....
> 00:17:16.737043 IP6 (hlim 64, next-header TCP (6) payload length: 612)
> 2a03:a0a:0:1300::1.telnet > 2a03:b0b::7.1031: P, cksum 0x30df
> (correct), 1223:1815(592) ack 2 win 4880
> 0x0000: 6000 0000 0264 0640 2a03 0a0a 0000 1300 `....d.@*.......
> 0x0010: 0000 0000 0000 0001 2a03 0b0b 0000 0000 ........*.......
> 0x0020: 0000 0000 0000 0007 0017 0407 e8f6 c033 ...............3
> 0x0030: 3b94 8370 5018 1310 30df 0000 1b5b 3031 ;..pP...0....[01
> 0x0040: 3b33 346d 7365 6c69 6e75 781b 5b30 306d ;34mselinux.[00m
> 0x0050: 0d0a 6472 7778 722d 7872 2d78 2020 3220 ..drwxr-xr-x..2.
> 0x0060: 726f 6f74 2072 6f6f 7420 2034 3039 3620 root.root..4096.
> 0x0070: 3230 3039 2d30 322d 3136 2031 353a 3538 2009-02-16.15:58
> 0x0080: 201b 5b30 313b 3334 6d73 7276 1b5b 3030 ..[01;34msrv.[00
> 0x0090: 6d0d 0a64 7277 7872 2d78 722d 7820 3132 m..drwxr-xr-x.12
> 0x00a0: 2072 6f6f 7420 726f 6f74 2020 2020 2030 .root.root.....0
> 0x00b0: 2032 3030 382d 3031 2d31 3420 3231 3a34 .2008-01-14.21:4
> 0x00c0: 3820 1b5b 3031 3b33 346d 7379 731b 5b30 8..[01;34msys.[0
> 0x00d0: 306d 0d0a 6472 7778 7277 7872 7774 2020 0m..drwxrwxrwt..
> 0x00e0: 3420 726f 6f74 2072 6f6f 7420 2034 3039 4.root.root..409
> 0x00f0: 3620 3230 3038 2d30 312d 3134 2032 313a 6.2008-01-14.21:
> 0x0100: 3439 201b 5b33 303b 3432 6d74 6d70 1b5b 49..[30;42mtmp.[
> 0x0110: 3030 6d0d 0a64 7277 7872 2d78 722d 7820 00m..drwxr-xr-x.
> 0x0120: 3131 2072 6f6f 7420 726f 6f74 2020 3430 11.root.root..40
> 0x0130: 3936 2032 3030 392d 3032 2d31 3620 3137 96.2009-02-16.17
> 0x0140: 3a30 3920 1b5b 3031 3b33 346d 7573 721b :09..[01;34musr.
> 0x0150: 5b30 306d 0d0a 6472 7778 722d 7872 2d78 [00m..drwxr-xr-x
> 0x0160: 2031 3420 726f 6f74 2072 6f6f 7420 2034 .14.root.root..4
> 0x0170: 3039 3620 3230 3039 2d30 322d 3136 2031 096.2009-02-16.1
> 0x0180: 373a 3331 201b 5b30 313b 3334 6d76 6172 7:31..[01;34mvar
> 0x0190: 1b5b 3030 6d0d 0a6c 7277 7872 7778 7277 .[00m..lrwxrwxrw
> 0x01a0: 7820 2031 2072 6f6f 7420 726f 6f74 2020 x..1.root.root..
> 0x01b0: 2020 3139 2032 3030 382d 3031 2d31 3020 ..19.2008-01-10.
> 0x01c0: 3032 3a34 3320 1b5b 3031 3b33 366d 766d 02:43..[01;36mvm
> 0x01d0: 6c69 6e75 7a1b 5b30 306d 202d 3e20 1b5b linuz.[00m.->..[
> 0x01e0: 3030 6d62 6f6f 742f 766d 6c69 6e75 7a2d 00mboot/vmlinuz-
> 0x01f0: 322e 362e 3239 1b5b 3030 6d0d 0a6c 7277 2.6.29.[00m..lrw
> 0x0200: 7872 7778 7277 7820 2031 2072 6f6f 7420 xrwxrwx..1.root.
> 0x0210: 726f 6f74 2020 2020 3330 2032 3030 382d root....30.2008-
> 0x0220: 3031 2d32 3920 3137 3a34 3620 1b5b 3031 01-29.17:46..[01
> 0x0230: 3b33 366d 766d 6c69 6e75 7a2e 6f6c 641b ;36mvmlinuz.old.
> 0x0240: 5b30 306d 202d 3e20 1b5b 3030 6d62 6f6f [00m.->..[00mboo
> 0x0250: 742f 766d 6c69 6e75 7a2d 322e 362e 3234 t/vmlinuz-2.6.24
> 0x0260: 2d31 2d6d 6970 362d 3638 361b 5b30 306d -1-mip6-686.[00m
> 0x0270: 0d0a 1b5b 6d6d 6174 7469 6173 404d 6f62 ...[mmattias at Mob
> 0x0280: 696c 652d 7465 7374 3a7e 2420 ile-test:~$.
> 00:17:19.109144 IP6 (hlim 63, next-header TCP (6) payload length: 20)
> 2a03:b0b::7.1031 > 2a03:a0a:0:1300::1.telnet: ., cksum 0x8bb7
> (correct), 2:2(0) ack 3 win 16497
> 0x0000: 6000 0000 0014 063f 2a03 0b0b 0000 0000 `......?*.......
> 0x0010: 0000 0000 0000 0007 2a03 0a0a 0000 1300 ........*.......
> 0x0020: 0000 0000 0000 0001 0407 0017 3b94 8370 ............;..p
> 0x0030: e8f6 bb6f 5010 4071 8bb7 0000 ...oP. at q....
> 00:17:19.207526 IP6 (hlim 64, next-header TCP (6) payload length:
> 1240) 2a03:a0a:0:1300::1.telnet > 2a03:b0b::7.1031: ., cksum 0xa24e
> (correct), 3:1223(1220) ack 2 win 4880
> 0x0000: 6000 0000 04d8 0640 2a03 0a0a 0000 1300 `......@*.......
> 0x0010: 0000 0000 0000 0001 2a03 0b0b 0000 0000 ........*.......
> 0x0020: 0000 0000 0000 0007 0017 0407 e8f6 bb6f ...............o
> 0x0030: 3b94 8370 5010 1310 a24e 0000 1b5b 3030 ;..pP....N...[00
> 0x0040: 6d74 6f74 616c 2031 3132 0d0a 6472 7778 mtotal.112..drwx
> 0x0050: 722d 7872 2d78 2020 3220 726f 6f74 2072 r-xr-x..2.root.r
> 0x0060: 6f6f 7420 2034 3039 3620 3230 3039 2d30 oot..4096.2009-0
> 0x0070: 322d 3136 2031 363a 3032 201b 5b30 313b 2-16.16:02..[01;
> 0x0080: 3334 6d62 696e 1b5b 3030 6d0d 0a64 7277 34mbin.[00m..drw
> 0x0090: 7872 2d78 722d 7820 2033 2072 6f6f 7420 xr-xr-x..3.root.
> 0x00a0: 726f 6f74 2020 3430 3936 2032 3030 382d root..4096.2008-
> 0x00b0: 3031 2d31 3020 3032 3a34 3320 1b5b 3031 01-10.02:43..[01
> 0x00c0: 3b33 346d 626f 6f74 1b5b 3030 6d0d 0a64 ;34mboot.[00m..d
> 0x00d0: 7277 7872 2d78 722d 7820 2032 2072 6f6f rwxr-xr-x..2.roo
> 0x00e0: 7420 726f 6f74 2020 3430 3936 2032 3030 t.root..4096.200
> 0x00f0: 392d 3032 2d31 3620 3136 3a30 3120 1b5b 9-02-16.16:01..[
> 0x0100: 3031 3b33 346d 6364 726f 6d1b 5b30 306d 01;34mcdrom.[00m
> 0x0110: 0d0a 6472 7778 722d 7872 2d78 2031 3020 ..drwxr-xr-x.10.
> 0x0120: 726f 6f74 2072 6f6f 7420 2033 3132 3020 root.root..3120.
> 0x0130: 3230 3038 2d30 312d 3136 2030 363a 3235 2008-01-16.06:25
> 0x0140: 201b 5b30 313b 3334 6d64 6576 1b5b 3030 ..[01;34mdev.[00
> 0x0150: 6d0d 0a64 7277 7872 2d78 722d 7820 3630 m..drwxr-xr-x.60
> 0x0160: 2072 6f6f 7420 726f 6f74 2020 3430 3936 .root.root..4096
> 0x0170: 2032 3030 382d 3031 2d31 3620 3038 3a34 .2008-01-16.08:4
> 0x0180: 3420 1b5b 3031 3b33 346d 6574 631b 5b30 4..[01;34metc.[0
> 0x0190: 306d 0d0a 6472 7778 722d 7872 2d78 2020 0m..drwxr-xr-x..
> 0x01a0: 3320 726f 6f74 2072 6f6f 7420 2034 3039 3.root.root..409
> 0x01b0: 3620 3230 3039 2d30 322d 3136 2031 363a 6.2009-02-16.16:
> 0x01c0: 3431 201b 5b30 313b 3334 6d68 6f6d 651b 41..[01;34mhome.
> 0x01d0: 5b30 306d 0d0a 6c72 7778 7277 7872 7778 [00m..lrwxrwxrwx
> 0x01e0: 2020 3120 726f 6f74 2072 6f6f 7420 2020 ..1.root.root...
> 0x01f0: 2032 3220 3230 3038 2d30 312d 3130 2030 .22.2008-01-10.0
> 0x0200: 323a 3433 201b 5b30 313b 3336 6d69 6e69 2:43..[01;36mini
> 0x0210: 7472 642e 696d 671b 5b30 306d 202d 3e20 trd.img.[00m.->.
> 0x0220: 1b5b 3030 6d62 6f6f 742f 696e 6974 7264 .[00mboot/initrd
> 0x0230: 2e69 6d67 2d32 2e36 2e32 391b 5b30 306d .img-2.6.29.[00m
> 0x0240: 0d0a 6c72 7778 7277 7872 7778 2020 3120 ..lrwxrwxrwx..1.
> 0x0250: 726f 6f74 2072 6f6f 7420 2020 2033 3320 root.root....33.
> 0x0260: 3230 3038 2d30 312d 3239 2031 373a 3436 2008-01-29.17:46
> 0x0270: 201b 5b30 313b 3336 6d69 6e69 7472 642e ..[01;36minitrd.
> 0x0280: 696d 672e 6f6c 641b 5b30 306d 202d 3e20 img.old.[00m.->.
> 0x0290: 1b5b 3030 6d62 6f6f 742f 696e 6974 7264 .[00mboot/initrd
> 0x02a0: 2e69 6d67 2d32 2e36 2e32 342d 312d 6d69 .img-2.6.24-1-mi
> 0x02b0: 7036 2d36 3836 1b5b 3030 6d0d 0a64 7277 p6-686.[00m..drw
> 0x02c0: 7872 2d78 722d 7820 3132 2072 6f6f 7420 xr-xr-x.12.root.
> 0x02d0: 726f 6f74 2020 3430 3936 2032 3030 382d root..4096.2008-
> 0x02e0: 3031 2d32 3920 3137 3a34 3520 1b5b 3031 01-29.17:45..[01
> 0x02f0: 3b33 346d 6c69 621b 5b30 306d 0d0a 6472 ;34mlib.[00m..dr
> 0x0300: 7778 722d 7872 2d78 2020 3220 726f 6f74 wxr-xr-x..2.root
> 0x0310: 2072 6f6f 7420 3439 3135 3220 3230 3039 .root.49152.2009
> 0x0320: 2d30 322d 3136 2031 353a 3538 201b 5b30 -02-16.15:58..[0
> 0x0330: 313b 3334 6d6c 6f73 742b 666f 756e 641b 1;34mlost+found.
> 0x0340: 5b30 306d 0d0a 6472 7778 722d 7872 2d78 [00m..drwxr-xr-x
> 0x0350: 2020 3220 726f 6f74 2072 6f6f 7420 2034 ..2.root.root..4
> 0x0360: 3039 3620 3230 3039 2d30 322d 3136 2031 096.2009-02-16.1
> 0x0370: 353a 3538 201b 5b30 313b 3334 6d6d 6564 5:58..[01;34mmed
> 0x0380: 6961 1b5b 3030 6d0d 0a64 7277 7872 2d78 ia.[00m..drwxr-x
> 0x0390: 722d 7820 2032 2072 6f6f 7420 726f 6f74 r-x..2.root.root
> 0x03a0: 2020 3430 3936 2032 3030 382d 3132 2d30 ..4096.2008-12-0
> 0x03b0: 3420 3130 3a32 3220 1b5b 3031 3b33 346d 4.10:22..[01;34m
> 0x03c0: 6d6e 741b 5b30 306d 0d0a 6472 7778 722d mnt.[00m..drwxr-
> 0x03d0: 7872 2d78 2020 3320 726f 6f74 2072 6f6f xr-x..3.root.roo
> 0x03e0: 7420 2034 3039 3620 3230 3038 2d30 312d t..4096.2008-01-
> 0x03f0: 3130 2030 313a 3334 201b 5b30 313b 3334 10.01:34..[01;34
> 0x0400: 6d6f 7074 1b5b 3030 6d0d 0a64 722d 7872 mopt.[00m..dr-xr
> 0x0410: 2d78 722d 7820 3635 2072 6f6f 7420 726f -xr-x.65.root.ro
> 0x0420: 6f74 2020 2020 2030 2032 3030 382d 3031 ot.....0.2008-01
> 0x0430: 2d31 3420 3231 3a34 3820 1b5b 3031 3b33 -14.21:48..[01;3
> 0x0440: 346d 7072 6f63 1b5b 3030 6d0d 0a64 7277 4mproc.[00m..drw
> 0x0450: 7872 2d78 722d 7820 2036 2072 6f6f 7420 xr-xr-x..6.root.
> 0x0460: 726f 6f74 2020 3430 3936 2032 3030 382d root..4096.2008-
> 0x0470: 3031 2d31 3620 3139 3a33 3820 1b5b 3031 01-16.19:38..[01
> 0x0480: 3b33 346d 726f 6f74 1b5b 3030 6d0d 0a64 ;34mroot.[00m..d
> 0x0490: 7277 7872 2d78 722d 7820 2032 2072 6f6f rwxr-xr-x..2.roo
> 0x04a0: 7420 726f 6f74 2020 3430 3936 2032 3030 t.root..4096.200
> 0x04b0: 392d 3032 2d31 3620 3136 3a34 3120 1b5b 9-02-16.16:41..[
> 0x04c0: 3031 3b33 346d 7362 696e 1b5b 3030 6d0d 01;34msbin.[00m.
> 0x04d0: 0a64 7277 7872 2d78 722d 7820 2032 2072 .drwxr-xr-x..2.r
> 0x04e0: 6f6f 7420 726f 6f74 2020 3430 3936 2032 oot.root..4096.2
> 0x04f0: 3030 382d 3039 2d31 3620 3039 3a33 3820 008-09-16.09:38.
>
>
>
>
>
> tcpdump: listening on XXXXXXX, link-type LINUX_SLL (Linux cooked),
> capture size 1500 bytes
> 00:17:15.606537 IP6 (hlim 63, next-header IPv6 (41) payload length:
> 62) 2a03:a0a::1 > 2a03:c0c::13: IP6 (hlim 63, next-header TCP (6)
> payload length: 22) 2a03:b0b::7.1031 > 2a03:a0a:0:1300::1.telnet: P,
> cksum 0x7ea5 (correct), 999588718:999588720(2) ack 3908483949 win
> 16499
> 0x0000: 6000 0000 003e 293f 2a03 0a0a 0000 0000 `....>)?*.......
> 0x0010: 0000 0000 0000 0001 2a03 0c0c 0000 0000 ........*.......
> 0x0020: 0000 0000 0000 0013 6000 0000 0016 063f ........`......?
> 0x0030: 2a03 0b0b 0000 0000 0000 0000 0000 0007 *...............
> 0x0040: 2a03 0a0a 0000 1300 0000 0000 0000 0001 *...............
> 0x0050: 0407 0017 3b94 836e e8f6 bb6d 5018 4073 ....;..n...mP. at s
> 0x0060: 7ea5 0000 0d0a ~.....
> 00:17:15.617926 IP6 (hlim 64, next-header IPv6 (41) payload length:
> 60) 2a03:c0c::13 > 2a03:a0a::1: IP6 (hlim 64, next-header TCP (6)
> payload length: 20) 2a03:a0a:0:1300::1.telnet > 2a03:b0b::7.1031: .,
> cksum 0xb91a (correct), 1:1(0) ack 2 win 4880
> 0x0000: 6000 0000 003c 2940 2a03 0c0c 0000 0000 `....<)@*.......
> 0x0010: 0000 0000 0000 0013 2a03 0a0a 0000 0000 ........*.......
> 0x0020: 0000 0000 0000 0001 6000 0000 0014 0640 ........`......@
> 0x0030: 2a03 0a0a 0000 1300 0000 0000 0000 0001 *...............
> 0x0040: 2a03 0b0b 0000 0000 0000 0000 0000 0007 *...............
> 0x0050: 0017 0407 e8f6 bb6d 3b94 8370 5010 1310 .......m;..pP...
> 0x0060: b91a 0000 ....
> 00:17:15.618888 IP6 (hlim 64, next-header IPv6 (41) payload length:
> 62) 2a03:c0c::13 > 2a03:a0a::1: IP6 (hlim 64, next-header TCP (6)
> payload length: 22) 2a03:a0a:0:1300::1.telnet > 2a03:b0b::7.1031: P,
> cksum 0xac06 (correct), 1:3(2) ack 2 win 4880
> 0x0000: 6000 0000 003e 2940 2a03 0c0c 0000 0000 `....>)@*.......
> 0x0010: 0000 0000 0000 0013 2a03 0a0a 0000 0000 ........*.......
> 0x0020: 0000 0000 0000 0001 6000 0000 0016 0640 ........`......@
> 0x0030: 2a03 0a0a 0000 1300 0000 0000 0000 0001 *...............
> 0x0040: 2a03 0b0b 0000 0000 0000 0000 0000 0007 *...............
> 0x0050: 0017 0407 e8f6 bb6d 3b94 8370 5018 1310 .......m;..pP...
> 0x0060: ac06 0000 0d0a ......
> 00:17:16.736897 IP6 (hlim 63, next-header IPv6 (41) payload length:
> 60) 2a03:a0a::1 > 2a03:c0c::13: IP6 (hlim 63, next-header TCP (6)
> payload length: 20) 2a03:b0b::7.1031 > 2a03:a0a:0:1300::1.telnet: .,
> cksum 0x8bb7 (correct), 2:2(0) ack 3 win 16497
> 0x0000: 6000 0000 003c 293f 2a03 0a0a 0000 0000 `....<)?*.......
> 0x0010: 0000 0000 0000 0001 2a03 0c0c 0000 0000 ........*.......
> 0x0020: 0000 0000 0000 0013 6000 0000 0014 063f ........`......?
> 0x0030: 2a03 0b0b 0000 0000 0000 0000 0000 0007 *...............
> 0x0040: 2a03 0a0a 0000 1300 0000 0000 0000 0001 *...............
> 0x0050: 0407 0017 3b94 8370 e8f6 bb6f 5010 4071 ....;..p...oP. at q
> 0x0060: 8bb7 0000 ....
> 00:17:16.737070 IP6 (hlim 64, next-header IPv6 (41) payload length:
> 652) 2a03:c0c::13 > 2a03:a0a::1: IP6 (hlim 64, next-header TCP (6)
> payload length: 612) 2a03:a0a:0:1300::1.telnet > 2a03:b0b::7.1031: P,
> cksum 0x30df (correct), 1223:1815(592) ack 2 win 4880
> 0x0000: 6000 0000 028c 2940 2a03 0c0c 0000 0000 `.....)@*.......
> 0x0010: 0000 0000 0000 0013 2a03 0a0a 0000 0000 ........*.......
> 0x0020: 0000 0000 0000 0001 6000 0000 0264 0640 ........`....d.@
> 0x0030: 2a03 0a0a 0000 1300 0000 0000 0000 0001 *...............
> 0x0040: 2a03 0b0b 0000 0000 0000 0000 0000 0007 *...............
> 0x0050: 0017 0407 e8f6 c033 3b94 8370 5018 1310 .......3;..pP...
> 0x0060: 30df 0000 1b5b 3031 3b33 346d 7365 6c69 0....[01;34mseli
> 0x0070: 6e75 781b 5b30 306d 0d0a 6472 7778 722d nux.[00m..drwxr-
> 0x0080: 7872 2d78 2020 3220 726f 6f74 2072 6f6f xr-x..2.root.roo
> 0x0090: 7420 2034 3039 3620 3230 3039 2d30 322d t..4096.2009-02-
> 0x00a0: 3136 2031 353a 3538 201b 5b30 313b 3334 16.15:58..[01;34
> 0x00b0: 6d73 7276 1b5b 3030 6d0d 0a64 7277 7872 msrv.[00m..drwxr
> 0x00c0: 2d78 722d 7820 3132 2072 6f6f 7420 726f -xr-x.12.root.ro
> 0x00d0: 6f74 2020 2020 2030 2032 3030 382d 3031 ot.....0.2008-01
> 0x00e0: 2d31 3420 3231 3a34 3820 1b5b 3031 3b33 -14.21:48..[01;3
> 0x00f0: 346d 7379 731b 5b30 306d 0d0a 6472 7778 4msys.[00m..drwx
> 0x0100: 7277 7872 7774 2020 3420 726f 6f74 2072 rwxrwt..4.root.r
> 0x0110: 6f6f 7420 2034 3039 3620 3230 3038 2d30 oot..4096.2008-0
> 0x0120: 312d 3134 2032 313a 3439 201b 5b33 303b 1-14.21:49..[30;
> 0x0130: 3432 6d74 6d70 1b5b 3030 6d0d 0a64 7277 42mtmp.[00m..drw
> 0x0140: 7872 2d78 722d 7820 3131 2072 6f6f 7420 xr-xr-x.11.root.
> 0x0150: 726f 6f74 2020 3430 3936 2032 3030 392d root..4096.2009-
> 0x0160: 3032 2d31 3620 3137 3a30 3920 1b5b 3031 02-16.17:09..[01
> 0x0170: 3b33 346d 7573 721b 5b30 306d 0d0a 6472 ;34musr.[00m..dr
> 0x0180: 7778 722d 7872 2d78 2031 3420 726f 6f74 wxr-xr-x.14.root
> 0x0190: 2072 6f6f 7420 2034 3039 3620 3230 3039 .root..4096.2009
> 0x01a0: 2d30 322d 3136 2031 373a 3331 201b 5b30 -02-16.17:31..[0
> 0x01b0: 313b 3334 6d76 6172 1b5b 3030 6d0d 0a6c 1;34mvar.[00m..l
> 0x01c0: 7277 7872 7778 7277 7820 2031 2072 6f6f rwxrwxrwx..1.roo
> 0x01d0: 7420 726f 6f74 2020 2020 3139 2032 3030 t.root....19.200
> 0x01e0: 382d 3031 2d31 3020 3032 3a34 3320 1b5b 8-01-10.02:43..[
> 0x01f0: 3031 3b33 366d 766d 6c69 6e75 7a1b 5b30 01;36mvmlinuz.[0
> 0x0200: 306d 202d 3e20 1b5b 3030 6d62 6f6f 742f 0m.->..[00mboot/
> 0x0210: 766d 6c69 6e75 7a2d 322e 362e 3239 1b5b vmlinuz-2.6.29.[
> 0x0220: 3030 6d0d 0a6c 7277 7872 7778 7277 7820 00m..lrwxrwxrwx.
> 0x0230: 2031 2072 6f6f 7420 726f 6f74 2020 2020 .1.root.root....
> 0x0240: 3330 2032 3030 382d 3031 2d32 3920 3137 30.2008-01-29.17
> 0x0250: 3a34 3620 1b5b 3031 3b33 366d 766d 6c69 :46..[01;36mvmli
> 0x0260: 6e75 7a2e 6f6c 641b 5b30 306d 202d 3e20 nuz.old.[00m.->.
> 0x0270: 1b5b 3030 6d62 6f6f 742f 766d 6c69 6e75 .[00mboot/vmlinu
> 0x0280: 7a2d 322e 362e 3234 2d31 2d6d 6970 362d z-2.6.24-1-mip6-
> 0x0290: 3638 361b 5b30 306d 0d0a 1b5b 6d6d 6174 686.[00m...[mmat
> 0x02a0: 7469 6173 404d 6f62 696c 652d 7465 7374 tias at Mobile-test
> 0x02b0: 3a7e 2420 :~$.
> 00:17:19.109144 IP6 (hlim 63, next-header IPv6 (41) payload length:
> 60) 2a03:a0a::1 > 2a03:c0c::13: IP6 (hlim 63, next-header TCP (6)
> payload length: 20) 2a03:b0b::7.1031 > 2a03:a0a:0:1300::1.telnet: .,
> cksum 0x8bb7 (correct), 2:2(0) ack 3 win 16497
> 0x0000: 6000 0000 003c 293f 2a03 0a0a 0000 0000 `....<)?*.......
> 0x0010: 0000 0000 0000 0001 2a03 0c0c 0000 0000 ........*.......
> 0x0020: 0000 0000 0000 0013 6000 0000 0014 063f ........`......?
> 0x0030: 2a03 0b0b 0000 0000 0000 0000 0000 0007 *...............
> 0x0040: 2a03 0a0a 0000 1300 0000 0000 0000 0001 *...............
> 0x0050: 0407 0017 3b94 8370 e8f6 bb6f 5010 4071 ....;..p...oP. at q
> 0x0060: 8bb7 0000 ....
>
>
>
> Mobile-test:~# cat /etc/mip6d.conf
> NodeConfig MN;
>
> ## If set to > 0, will not detach from tty
> DebugLevel 10;
>
> ## Support route optimization with other MNs
> DoRouteOptimizationCN disabled;
>
> ## Use route optimization with CNs
> DoRouteOptimizationMN disabled;
>
> UseCnBuAck enabled;
>
> MnDiscardHaParamProb enabled;
>
> Interface "XXXXXXX" {
> Tunnel enabled;
> }
>
> MnRouterProbes 1;
>
> MnHomeLink "XXXXXXX" {
> HomeAddress 2a03:a0a:0:1300::1/32;
> HomeAgentAddress 2a03:a0a::1;
> }
>
> ##
> ## IPsec configuration
> ##
>
> UseMnHaIPsec disabled;
> KeyMngMobCapability disabled;
>
> InitialBindackTimeoutFirstReg 8.0;
> InitialBindackTimeoutReReg 8.0;
> SendMobPfxSols disabled;
> #InitialSolicitTimer 8.0;
;-)
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