Cisco Systems , Reachable Time ., Delay Time., Reachable Time.

IP Configuration
IPv6 Management and Interfaces
Cisco Small Business 300 Series Managed Switch Administration Guide 292
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In Layer 3 system mode, click IP Configuration > IPv6 Management and
Interfaces > IPv6 Default Router List.
This page displays the following fields for each default router:
•Default Router IPv6 Address—Link local IP address of the default router.
•Interface—Outgoing IPv6 interface where the default router resides.
•Type—The default router configuration that includes the following options:
-Static—The default router was manually added to this table through the
Add button.
-Dynamic—The default router was dynamically configured.
State—The default router status options are:
-Incomplete—Address resolution is in proces s. Default router has not yet
responded.
-Reachable—Positive confirmation was received within the
Reachable
Time .
-Unreachable—Positive confirmation was not receive d within the
Reachable Time.
-Stale—Previously-known neighboring network is unreachable, and no
action is taken to verify its reachability until it is necessary to send traffic.
-Delay—Previously-known neighboring network is unreachable. The
device is in Delay state for a predefined
Delay Time. If no confirmation is
received, the state changes to Probe.
-Probe—Neighboring network is unavailable, and Unicast Neighbor
Solicitation probes are being sent to verify the status.
STEP 2 Click Add to add a static default router.
STEP 3 Enter the following fields:
•Link Local Interface—Displays the outgoing Link Local interface.
•Default Router IPv6 Address—The IP address of the default router
STEP 4 Click Apply. The default router is saved to the Running Configuration file.