NAME

  Test v6LC.2.3.13 - Neighbor Cache Updated from State STALE (Hosts Only)
  Part C: TLLA Option, No Redirected Packet Option, Link-layer Address Updated

Purpose

  Verify that a host properly updates its Neighbor Cache entry upon receipt of a valid ICMP
  Redirect Message.

References

  * [ND]  Sections 8.3

Resource Requirements

  * Packet generator
  * Monitor to capture packets

Test Setup

  Common Setup 1.1 is performed at the beginning of each test part. Wait at least 3
  seconds (MAX_MULTICAST_SOLICIT * RETRANS_TIMER) after any previous cleanup to make sure
  all previous NCE's are in state No NCE. The Common Test Cleanup Procedure is performed after each
  part. The following table details the Redirect message transmitted in each Part:

TLLA Option	Redirected Packet Option	New NC State	Link-layer Address	Part
Different	No	STALE	Updated	C

Procedure

  Part C: TLLA Option, No Redirected Packet Option, Link-layer Address Updated
   15. Repeat Steps 1 through 13 from Part A, using the Redirect message detailed in the table above.

Observable Results

  Parts C through E
   Step 3:
   The HUT should respond with an Echo Reply.

   Step 6:
   The HUT should respond to the Echo Request using TR1 as a first hop.

   Step 10:
   The HUT should respond with an Echo Reply sent to the updated link-layer address.

   Step 13:
   The HUT should send a unicast Neighbor Solicitation for TR2, indicating the HUT
   had a NCE for TR2 in state STALE.

Possible Problems

  * None.