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DES-7200 Configuration Guide Chapter 2 IPv6 Configuration
2-12
2.1.5.2 Neighbor Unreachability
Detection
Enabling the Neighbor Unreachability Detection function to send the IPv6 unicast
packet to the neighbor whose reachable time expires.
Neighbor Unreachability Detection and sending the IPv6 packet to the neighbor can be
co-processed. During the detection, it continues to forward the IPv6 packet to the
neighbor.
2.1.5.3 Address Conflict Detection
After configuring the IPv6 address to the host, enabling the address conflict detection
function to check whether the IPv6 address in the link is sole or not.
2.1.5.4 Router, Prefix and Parameter
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The router sends the Router Advertisement (RA) to all the local nodes of the link
periodically.
The following figure shows the process of sending the Router Advertisement (RA):