NAME

  HHO_MSB10_IN - Options Processing, Hop-by-Hop Options Header - Intermediate Node (Most Significant Bits 10, unicast destination)

TARGET

  Router

SYNOPSIS

  HHO_MSB10_IN.seq [-tooloption ...] -pkt HHO_MSB10_IN.def
    -tooloption : v6eval tool option

INITIALIZATION

  None

TEST PROCEDURE

  Tester                      Target                      Tester
              (Link0)                     (Link1)
    |                           |                           |
    |-------------------------->|                           |
    |       Echo Request        |                           |
    |                           |                           |
    |<--------------------------|                           |
    |   Neighbor Solicitation   |                           |
    |                           |      (no forwarding)      |
    |-------------------------->|                           |
    |   Neighbor Advertisement  |                           |
    |                           |                           |
    |<--------------------------|                           |
    |         ICMP Error        |                           |
    |                           |                           |
    v                           v                           v

  1. Send Echo Request to Link0
  2. Wait ICMP Error or NS on Link0
  3. If NS received then send NA, and wait ICMP Error again
  4. Receive ICMP Error

  Echo Request Data is:

        IPv6 Header
            Version            = 6
            Traffic Class      = 0
            FlowLabel          = 0
            PayloadLength      = 16
            NextHeader         = 0 (Hop-by-Hop Options Header)
            SourceAddress      = Tester Global Address (Link0)
            DestinationAddress = Tester Global Address (Link1)

        Hop-by-Hop Options Header
            NextHeader         = 58 (ICMPv6)
            HeaderExtLength    = 0
            OptionType         = 0x87 (Unrecognized Option, Type 10)
            OptDataLength      = 4
            data               = {0, 0, 0, 0}

        ICMP Echo Request
            Type           = 128 (Echo Request)
            Code           = 0
            Checksum       = (auto)
            Identifier     = 0xffff
            SequenceNumber = 1
            PayloadData    = {1, 2, 3, 4, 5, 6, 7, 8}

JUDGEMENT

  PASS: ICMP Error Received

        IPv6 Header
            Version             = 6
            Traffic Class       = 0
            FlowLabel           = 0
            PayloadLength       = 16
            NextHeader          = 58 (ICMPv6)
            SourceAddress       = Target Global Address (Link0)
            Destination Address = Tester Global Address (Link0)

        ICMP Error
            Type           = 4 (Parameter Problem)
            Code           = 2 (unrecognized IPv6 option encountered)
            Checksum       = (auto)
            Pointer        = 42 (Offset to Option field of HbH Options Header)
            PayloadData    = (Sent Packet)

REFERENCE

RFC 2460 - IPv6 Specification