NAME

  F_Reassembly_1500 - Fragment Reassembly (Reassemble to 1500)

TARGET

  Host and Router

SYNOPSIS

  F_Reassembly_1500.seq [-tooloption ...] -pkt F_Reassembly_1500.def
    -tooloption : v6eval tool option

INITIALIZATION

  None

TEST PROCEDURE

  Tester                      Target
    |                           |
    |-------------------------->|
    |   Echo Request (1st)      |
    |                           |
    |-------------------------->|
    |   Echo Request (2nd)      |
    |                           |
    |-------------------------->|
    |   Echo Request (3rd)      |
    |                           |
    |<--------------------------|
    |   Neighbor Solicitation   |
    |                           |
    |-------------------------->|
    |   Neighbor Advertisement  |
    |                           |
    |<--------------------------|
    |   Echo Reply              |
    |                           |
    |                           |
    v                           v

  1. Send Echo Request (1st fragment)
  2. Send Echo Request (2nd fragment)
  3. Send Echo Request (3rd fragment)
  4. Wait Echo Reply or NS
  5. If NS received then send NA, and wait Echo Reply again
  6. Receive Echo Reply

  Echo Request Data (original) is:

        IPv6 Header
            Version            = 6
            Traffic Class      = 0
            FlowLabel          = 0
            PayloadLength      = 1460
            NextHeader         = 58 (ICMPv6)
            SourceAddress      = Tester Link Local Address
            DestinationAddress = Target Link Local Address

        ICMP Echo Request
            Type           = 128 (Echo Request)
            Code           = 0
            Checksum       = (auto)
            Identifier     = (auto)
            SequenceNumber = 0
            PayloadData    = data repeat{0x1, 512}
                             data repeat{0x2, 512}
                             data repeat{0x3, 428}

  Echo Request Data (1st fragment) is:

        IPv6 Header
            Version            = 6
            Traffic Class      = 0
            FlowLabel          = 0
            PayloadLength      = 520
            NextHeader         = 44 (Fragment Header)
            SourceAddress      = Tester Link Local Address
            DestinationAddress = Target Link Local Address

        Fragment Header
            NextHeader         = 58 (ICMPv6)
            FragmentOffset     = 0
            MFlag              = 1
            Identification     = 32bit (Automatic generation)

        Payload
            data               = 520 octets from the head of ICMP Echo request

  Echo Request Data (2nd fragment) is:

        IPv6 Header
            Version            = 6
            Traffic Class      = 0
            FlowLabel          = 0
            PayloadLength      = 520
            NextHeader         = 44 (Fragment Header)
            SourceAddress      = Tester Link Local Address
            DestinationAddress = Target Link Local Address

        Fragment Header
            NextHeader         = 58 (ICMPv6)
            FragmentOffset     = 65
            MFlag              = 1
            Identification     = 32bit (Automatic generation)

        Payload
            data               = 520 octets from the back of ICMP Echo request

  Echo Request Data (3rd fragment) is:

        IPv6 Header
            Version            = 6
            Traffic Class      = 0
            FlowLabel          = 0
            PayloadLength      = 420
            NextHeader         = 44 (Fragment Header)
            SourceAddress      = Tester Link Local Address
            DestinationAddress = Target Link Local Address

        Fragment Header
            NextHeader         = 58 (ICMPv6)
            FragmentOffset     = 130
            MFlag              = 0
            Identification     = 32bit (Automatic generation)

        Payload
            data               = 420 octets from the back of ICMP Echo request

JUDGEMENT

  PASS: Echo Reply Received

        IPv6 Header
            Version             = 6
            Traffic Class       = 0
            FlowLabel           = 0
            PayloadLength       = 1460
            NextHeader          = 58 (ICMPv6)
            SourceAddress       = Target Link Local Address
            Destination Address = Tester Link Local Address

        ICMP Echo Reply
            Type           = 129 (Echo Reply)
            Code           = 0
            Checksum       = (auto)
            Identifier     = (same as Echo Request)
            SequenceNumber = (same as Echo Request)
            PayloadData    = (same as Echo Request)

REFERENCE

RFC 2460 - IPv6 Specification