NAME

  Test v6LC.2.2.19 - Router Advertisement Processing, On-link determination (Hosts Only)

Purpose

  Verify that a host properly rejects an invalid prefix length, however the prefix length is still
  valid for on-link determination when the on-link flag is true.

References

  * [ND]  Section 6.3.4
  * [ADDRCONF]  Section 5.5.3

Resource Requirements

  * Packet generator
  * Monitor to capture packets

Test Setup

  Refer to Common Test Setup 1.1. The Common Test Cleanup procedure is performed
  after each part.

Router Advertisement A
IPv6 Header
Next Header: 58
Source Address: TR1's Link-local Address

Router Advertisement
Router Lifetime: 600 seconds
Reachable Time: 10 seconds
Retransmit Interval: 1 second
Source Link-layer Option

Prefix Option
Prefix Length: 96
"on-link" (L) flag: 1
Valid Lifetime: 20 seconds
Preferred Lifetime: 20 seconds
Prefix: TR1's Global Prefix "Y"

Echo Request B
IPv6 Header
Next Header: 58
Source Address: TN1's Prefix "Y" Global Address
Destination Address: HUT's Global Address

ICMPv6 Echo Request

Router Advertisement A
IPv6 Header Next Header: 58 Source Address: TR1's Link-local Address
Router Advertisement Router Lifetime: 600 seconds Reachable Time: 10 seconds Retransmit Interval: 1 second Source Link-layer Option
Prefix Option Prefix Length: 96 "on-link" (L) flag: 1 Valid Lifetime: 20 seconds Preferred Lifetime: 20 seconds Prefix: TR1's Global Prefix "Y"

Echo Request B
IPv6 Header Next Header: 58 Source Address: TN1's Prefix "Y" Global Address Destination Address: HUT's Global Address
ICMPv6 Echo Request

Procedure

  1. TR1 transmits Router Advertisement A to the HUT.
  2. TN1 transmits Echo Request B to the HUT.
  3. Observe the packets transmitted by the HUT.

Observable Results

  Step 3:
  The HUT should transmit an Echo Reply to TN1's global address on-link.
=head1 Possible Problems

  * None.