Call Legs
Calls processed by the GW are categorized in one of two groups: inbound call leg or outbound call leg. By knowing how the GW sees the call, you will be able to set up your dial peers according to the network requirements.
All calls have two call legs, the inbound and outbound legs. Inbound legs are the calls coming into the device; outbound legs are calls sent from the GW. These two legs are used to match which dial peer to use for completion of the call. With the flexibility to match either call leg, the dial plan should be able to handle most dial scenarios with ease.
Dial Peer Matching
Understanding how dial peers are matched to call legs is essential to a properly functioning voice network. Let’s go over how a GW matches inbound ...
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