# NAME

PingCNtoMN_LL - Echo Request from CN to MN (link-local)

# TARGET

    Router

# SYNOPSIS

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

>     -tooloption: v6eval tool option

# TOPOLOGY

>                             MN'     CN1
>                             |       |
>             --------+-------+-------+------- LinkX
>                     |
>            NUT      R0      MN      CN0
>             |       |       |       |
>     --------+-------+-------+-------+------- Link0

> `Link0` | `global` | `3ffe:501:ffff:100::/64` | `home link`
> `LinkX` | `global` | `3ffe:501:ffff:102::/64` | `foreign link`
> `R0(Link0)` | `global` | `3ffe:501:ffff:100::a0a0` | ``
> `ether` | `00:00:00:00:a0:a0`
> `MN` | `global` | `3ffe:501:ffff:100:200:ff:fe00:38` | `home address`
> `MN'` | `global` | `3ffe:501:ffff:102:200:ff:fe00:38` | `care-of address`
> `CN0` | `global` | `3ffe:501:ffff:100:<TN>` | ``
> `CN1` | `global` | `3ffe:501:ffff:102:<TN>` | ``

# INITIALIZATION

>     NUT      MN      MN'     CN1
>      |       |       |       |
>      | <-------------------- | Echo Request
>      | --------------------> | Echo Reply
>      |       |       |       |
>      | <------------ |       | BU
>      | ------------> |       | BA
>      |       |       |       |
>      |       | <------------ | Echo Request
>      | ============> |       | Echo Request (encapsulated)
>      |       |       |       |

    1. Send Echo Request
    2. Wait Echo Reply
    3. Receive Echo Reply
    4. Send BU
    5. Wait BA
    6. Receive BA
    7. Send Echo Request
    8. Wait Echo Request (encapsulated)
    9. Receive Echo Request (encapsulated)

# TEST PROCEDURE

>     NUT      MN      CN0
>      |       |       |
>      |       | <---- | Echo Request (link-local)
>      | ------------> | Destination Unreachable (address unreachable)
>      |       |       |

    1. Send Echo Request
    2. Wait Destination Unreachable
    3. Receive Destination Unreachable

# JUDGEMENT

    PASS: CN0 receives Destination Unreachable
    WARN: no response
    FAIL: Recv unexpect packets

# SEE ALSO

    MIP6.pm
    MIP6.def