Understand basic Public Safety definitions and terms.
Definition:
A communications path that takes traffic farther than the ultimate destination and then routes it back. The cost of transmission to the more remote...
The sound provided to a caller to indicate the desired destination is unavailable. (60 IPM (interruptions per minute).)
Destination Point Code. Part of the label in a signaling message that uniquely identifies, in a signaling network, the signaling destination point...
An ordered set of instructions for finding a destination. Route lists exist for each ESSID/ESN combination.