IPv6 : traceroute6

ICMPv6, described in the IPv6 chapter of Computer Networking: Principles, Protocols and Practice is a companion protocol for IPv6 that is used for various functions including network debugging. traceroute6 is a popular debugging tool that allows to trace the path towards a destination.

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Reorder UDP segments

traceroute6 sends UDP segments to probe a path. Can you reorder them in this packet trace ?

#	Length	Summary
0	48 bytes	`User Datagram Protocol, Src Port: 53636, Dst Port: 33439`
1	48 bytes	`User Datagram Protocol, Src Port: 53636, Dst Port: 33436`
2	48 bytes	`User Datagram Protocol, Src Port: 53636, Dst Port: 33437`
3	48 bytes	`User Datagram Protocol, Src Port: 53636, Dst Port: 33440`
4	48 bytes	`User Datagram Protocol, Src Port: 53636, Dst Port: 33435`
5	48 bytes	`User Datagram Protocol, Src Port: 53636, Dst Port: 33438`

0000  60041dd500141105  2a0227880484059e
0010  2c1c849ef74fe233  2606470000100000
0020  0000000068140155  d184829f00140550

0000  `..Õ....*.'.....
0010  ,...÷Oâ3&.G.....
0020  ....h..UÑ......P

Internet Protocol Version 6, Src: 2a02:2788:484:59e:2c1c:849e:f74f:e233, Dst: 2606:4700:10::6814:155
- 0110 .... = Version: 6
- .... 0000 0000 .... .... .... .... .... = Traffic Class: 0x00 (DSCP: CS0, ECN: Not-ECT)
  - .... 0000 00.. .... .... .... .... .... = Differentiated Services Codepoint: Default (0)
  - .... .... ..00 .... .... .... .... .... = Explicit Congestion Notification: Not ECN-Capable Transport (0)
- .... .... .... 0100 0001 1101 1101 0101 = Flow Label: 0x41dd5
- Payload Length: 20
- Next Header: UDP (17)
- Hop Limit: 5
- Source: 2a02:2788:484:59e:2c1c:849e:f74f:e233
- Destination: 2606:4700:10::6814:155
User Datagram Protocol, Src Port: 53636, Dst Port: 33439
- Source Port: 53636
- Destination Port: 33439
- Length: 20
- Checksum: 0x0550 [unverified]

0000  60041dd500141102  2a0227880484059e
0010  2c1c849ef74fe233  2606470000100000
0020  0000000068140155  d184829c001468c3

0000  `..Õ....*.'.....
0010  ,...÷Oâ3&.G.....
0020  ....h..UÑ.....hÃ

Internet Protocol Version 6, Src: 2a02:2788:484:59e:2c1c:849e:f74f:e233, Dst: 2606:4700:10::6814:155
- 0110 .... = Version: 6
- .... 0000 0000 .... .... .... .... .... = Traffic Class: 0x00 (DSCP: CS0, ECN: Not-ECT)
  - .... 0000 00.. .... .... .... .... .... = Differentiated Services Codepoint: Default (0)
  - .... .... ..00 .... .... .... .... .... = Explicit Congestion Notification: Not ECN-Capable Transport (0)
- .... .... .... 0100 0001 1101 1101 0101 = Flow Label: 0x41dd5
- Payload Length: 20
- Next Header: UDP (17)
- Hop Limit: 2
- Source: 2a02:2788:484:59e:2c1c:849e:f74f:e233
- Destination: 2606:4700:10::6814:155
User Datagram Protocol, Src Port: 53636, Dst Port: 33436
- Source Port: 53636
- Destination Port: 33436
- Length: 20
- Checksum: 0x68c3 [unverified]

0000  60041dd500141103  2a0227880484059e
0010  2c1c849ef74fe233  2606470000100000
0020  0000000068140155  d184829d00144b4e

0000  `..Õ....*.'.....
0010  ,...÷Oâ3&.G.....
0020  ....h..UÑ.....KN

Internet Protocol Version 6, Src: 2a02:2788:484:59e:2c1c:849e:f74f:e233, Dst: 2606:4700:10::6814:155
- 0110 .... = Version: 6
- .... 0000 0000 .... .... .... .... .... = Traffic Class: 0x00 (DSCP: CS0, ECN: Not-ECT)
  - .... 0000 00.. .... .... .... .... .... = Differentiated Services Codepoint: Default (0)
  - .... .... ..00 .... .... .... .... .... = Explicit Congestion Notification: Not ECN-Capable Transport (0)
- .... .... .... 0100 0001 1101 1101 0101 = Flow Label: 0x41dd5
- Payload Length: 20
- Next Header: UDP (17)
- Hop Limit: 3
- Source: 2a02:2788:484:59e:2c1c:849e:f74f:e233
- Destination: 2606:4700:10::6814:155
User Datagram Protocol, Src Port: 53636, Dst Port: 33437
- Source Port: 53636
- Destination Port: 33437
- Length: 20
- Checksum: 0x4b4e [unverified]

0000  60041dd500141106  2a0227880484059e
0010  2c1c849ef74fe233  2606470000100000
0020  0000000068140155  d18482a00014c707

0000  `..Õ....*.'.....
0010  ,...÷Oâ3&.G.....
0020  ....h..UÑ.....Ç.

Internet Protocol Version 6, Src: 2a02:2788:484:59e:2c1c:849e:f74f:e233, Dst: 2606:4700:10::6814:155
- 0110 .... = Version: 6
- .... 0000 0000 .... .... .... .... .... = Traffic Class: 0x00 (DSCP: CS0, ECN: Not-ECT)
  - .... 0000 00.. .... .... .... .... .... = Differentiated Services Codepoint: Default (0)
  - .... .... ..00 .... .... .... .... .... = Explicit Congestion Notification: Not ECN-Capable Transport (0)
- .... .... .... 0100 0001 1101 1101 0101 = Flow Label: 0x41dd5
- Payload Length: 20
- Next Header: UDP (17)
- Hop Limit: 6
- Source: 2a02:2788:484:59e:2c1c:849e:f74f:e233
- Destination: 2606:4700:10::6814:155
User Datagram Protocol, Src Port: 53636, Dst Port: 33440
- Source Port: 53636
- Destination Port: 33440
- Length: 20
- Checksum: 0xc707 [unverified]

0000  60041dd500141101  2a0227880484059e
0010  2c1c849ef74fe233  2606470000100000
0020  0000000068140155  d184829b001472dc

0000  `..Õ....*.'.....
0010  ,...÷Oâ3&.G.....
0020  ....h..UÑ.....rÜ

Internet Protocol Version 6, Src: 2a02:2788:484:59e:2c1c:849e:f74f:e233, Dst: 2606:4700:10::6814:155
- 0110 .... = Version: 6
- .... 0000 0000 .... .... .... .... .... = Traffic Class: 0x00 (DSCP: CS0, ECN: Not-ECT)
  - .... 0000 00.. .... .... .... .... .... = Differentiated Services Codepoint: Default (0)
  - .... .... ..00 .... .... .... .... .... = Explicit Congestion Notification: Not ECN-Capable Transport (0)
- .... .... .... 0100 0001 1101 1101 0101 = Flow Label: 0x41dd5
- Payload Length: 20
- Next Header: UDP (17)
- Hop Limit: 1
- Source: 2a02:2788:484:59e:2c1c:849e:f74f:e233
- Destination: 2606:4700:10::6814:155
User Datagram Protocol, Src Port: 53636, Dst Port: 33435
- Source Port: 53636
- Destination Port: 33435
- Length: 20
- Checksum: 0x72dc [unverified]

0000  60041dd500141104  2a0227880484059e
0010  2c1c849ef74fe233  2606470000100000
0020  0000000068140155  d184829e00142924

0000  `..Õ....*.'.....
0010  ,...÷Oâ3&.G.....
0020  ....h..UÑ.....)$

Internet Protocol Version 6, Src: 2a02:2788:484:59e:2c1c:849e:f74f:e233, Dst: 2606:4700:10::6814:155
- 0110 .... = Version: 6
- .... 0000 0000 .... .... .... .... .... = Traffic Class: 0x00 (DSCP: CS0, ECN: Not-ECT)
  - .... 0000 00.. .... .... .... .... .... = Differentiated Services Codepoint: Default (0)
  - .... .... ..00 .... .... .... .... .... = Explicit Congestion Notification: Not ECN-Capable Transport (0)
- .... .... .... 0100 0001 1101 1101 0101 = Flow Label: 0x41dd5
- Payload Length: 20
- Next Header: UDP (17)
- Hop Limit: 4
- Source: 2a02:2788:484:59e:2c1c:849e:f74f:e233
- Destination: 2606:4700:10::6814:155
User Datagram Protocol, Src Port: 53636, Dst Port: 33438
- Source Port: 53636
- Destination Port: 33438
- Length: 20
- Checksum: 0x2924 [unverified]

Autor(zy)	Olivier Bonaventure
Termin	Brak terminu
Limit zgłoszeń	Bez limitu
Znaczniki kategorii	ipv6

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