# NAME

CoTI_Piggyback - Receiving invalid CoTI (piggybacking)

# TARGET

    Host/Router

# SYNOPSIS

    CoTI_Piggyback.seq [-tooloption ...] -pkt CoTI_Piggyback.def

>     -tooloption: v6eval tool option

# TOPOLOGY

>                                     MN'
>                                     |
>                     --------+-------+------- LinkY
>                             |
>                             R1      MN
>                             |       |
>             --------+-------+-------+------- LinkX
>                     |
>            NUT      R0
>             |       |
>     --------+-------+----------------------- Link0

> `Link0` | `global` | `3ffe:501:ffff:100::/64` | ``
> `LinkX` | `global` | `3ffe:501:ffff:102::/64` | `home link`
> `LinkY` | `global` | `3ffe:501:ffff:103::/64` | `foreign link`
> `R0(Link0)` | `global` | `3ffe:501:ffff:100::a0a0` | ``
> `link-local` | `fe80::200:ff:fe00:a0a0`
> `ether` | `00:00:00:00:a0:a0`
> `MN` | `global` | `3ffe:501:ffff:102:200:ff:fe00:14` | `home address`
> `MN'` | `global` | `3ffe:501:ffff:103:200:ff:fe00:14` | `care-of address`

# INITIALIZATION

>     NUT      MN
>      |       |
>      | <---- | Echo Request
>      | ----> | Echo Reply
>      |       |

    1. Send Echo Request
    2. Wait Echo Reply
    3. Receive Echo Reply

# TEST PROCEDURE

>     NUT      MN'
>      |       |
>      | <---- | CoTI (piggybacking)
>      | ----> | Parameter Problem (erroneous header field encountered)
>      |       |

    1. Send CoTI (piggybacking)
    2. Wait Parameter Problem
    3. Receive Parameter Problem

# JUDGEMENT

    PASS: MN' receives Parameter Problem
    WARN: no response
    FAIL: Recv unexpect packets

# SEE ALSO

    MIP6.pm
    MIP6.def