Logical link

A logical link models the path that connects service access points to each other.
IP Availability Manager
performs connectivity analysis on the following logical link object types:
IP Network - A logical link that allows any two IPv4 addresses that are “ConnectedVia” the IPv4Network to communicate with one another.
IPv6Network — A logical link that allows any two IPv6 addresses that are “ConnectedVia” the IPv6Network to communicate with one another.
VLAN — A logical link that allows any two ports (or MAC addresses) that are “PartOf” the VLAN to communicate with one another.