G–H
hierarchy.

The principle of building a network in layers or sections, giving each layer specific tasks and goals.

hold timer.

In EIGRP, the amount of time a neighbor will remain up and active without receiving any traffic.

host route.

A route with a 32-bit mask; a route that specifies the path to one host rather than to a link or network.

Hot Standby Router Protocol.
See [HSRP. Hot Standby Router Protocol. A Cisco protocol that provides a virtual IP address that is shared between two routers; if one router fails, the other takes over by accepting traffic for this virtual IP address.]
HSRP. Hot Standby Router Protocol.

A Cisco protocol that provides a virtual IP address that is shared between two routers; if one router fails, the other takes ...

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