The originating endpoint in a communications circuit. In switching systems and signaling protocols, the caller generates the initial setup request, provides the dialed digits, and is typically the party billed for the toll. Network administrators track caller data to trace routing faults, block spam, and manage trunk capacity.
Heard on the job
We're seeing a high volume of dropped connections where the caller hangs up before the first ring cycle completes.
Also heard as
- calling party
- A-party
Related terms
Callee
The receiving party in a telephone call or communications session.
CLI
A command-line interface is a text-based user interface used to configure and manage network devices and operating systems.
ANI
Automatic Number Identification is a system that determines the billing telephone number of a calling party.