Router Discovery link:
Clicking this link takes you to the Router Discovery Service page, where you can enable/disable router discovery service for interfaces and set the corresponding parameters.
Interface field:
Shows whether router discovery is enabled/disabled on this interface.
Min Advertisement field:
Shows the minimum time, in seconds, allowed between sending unsolicited broadcast or multicast Router Advertisements from the interface. This field displays only when router discovery is turned on for an interface.
Max Advertisement field:
Specifies the maximum time, in seconds, allowed between sending unsolicited broadcast or multicast Router Advertisements from the interface. This field displays only when router discovery is turned on for an interface.