NAME

  Test v6LC.2.2.18 - Next-hop Determination (Hosts Only)

Purpose

  Verify that a host properly determines the next hop.

References

  * [ND]  Sections 3.1, 5.2 and 6.3.6

Resource Requirements

  * Packet generator
  * Monitor to capture packets

Test Setup

  No Common Test Setup is performed. 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.

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

Router Advertisement
Router Lifetime: 600 seconds
Reachable Time: 0 seconds
Retransmit Interval: 1 second
Source Link-layer Option

Echo Request B
IPv6 Header
Next Header: 58
Source Address: TN2's off-link 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: 0 seconds Retransmit Interval: 1 second Source Link-layer Option

Echo Request B
IPv6 Header Next Header: 58 Source Address: TN2's off-link Global Address Destination Address: HUT's Global Address
ICMPv6 Echo Request

Procedure

  1. TR1 transmits Router Advertisement A to the HUT.
  2. TN2 transmits Echo Request B to the HUT with a nexthop of TR1.
  3. Observe the packets transmitted by the HUT.

Observable Results

  Step 4:
  The HUT should transmit an Echo Reply to TN2's off-link global address using TR1 as it's
  next hop.

Possible Problems

  * None.