NAME

  Test v6LC.2.2.14 - Router Advertisement Processing, Router Lifetime (Hosts Only)
  Part C: Router Lifetime Set to Five; Allowed to Expire

Purpose

  Verify that a host properly processes a Router Advertisement and the Router Lifetime field
  within it.

References

  * [ND]  Section 6.3.4

Resource Requirements

  * Packet generator
  * Monitor to capture packets

Test Setup

  For Part A, Common Test Setup 1.1 is performed. For Parts B and C, Common Test
  Setup 1.2 is performed. The Common Test Cleanup procedure is performed after each part.

Router Advertisement

IPv6 Header Next Header: 58 Source Address: TR1's Link-local Address Destination Address: All-Nodes Multicast Address

Router Advertisement Router Lifetime: 20 seconds Reachable Time: 600 seconds Retransmit Interval: 1 second

Prefix Option Valid Lifetime: 100 seconds Preferred Lifetime: 20 seconds Prefix: TR1's Global Prefix

Procedure

  Part C: Router Lifetime Set to Five; Allowed to Expire
   15. TN2 transmits a global Echo Request to the HUT.
   16. Observe the packets transmitted by the HUT.
   17. TR1 transmits a Router Advertisement with Router Lifetime set to five.
   18. Wait seven seconds.
   19. TN2 transmits a global Echo Request to the HUT.
   20. Observe the packets transmitted by the HUT.
   21. TR2 transmits a Router Advertisement with Router Lifetime set to five.
   22. Wait seven seconds.
   23. TN2 transmits a global Echo Request to the HUT.
   24. Observe the packets transmitted by the HUT.

Observable Results

  Part C
   Step 16:
   The HUT should use TR1 or TR2 as a first hop.

   Step 20:
   The HUT should use TR2 as a first hop.

   Step 24:
   The HUT MUST not transmit an Echo Reply or transmit multicast NS's with a
   target address set to TR1's or TR2's link-local address.

Possible Problems

  * None.