Answer / rafi

Hi,

Private branch exchange is nothing but communication
between the switch board and associated equipment

A telephone exchange serving a single organization, having
a switchboard and associated equipment, usually located on
the customer's premises; provides for switching calls
between any two extensions served by the exchange or
between any extension and the national telephone system via
a trunk to a central office.

Mainly used for telecom testing

Correct me if iam wrong Rafi CTS 9841733045

Answer / mohammad dindoost

Pbx testing as you mean VOIP test. has 2 phase at least
functional test and performance test. each contain a wide
area of parameters. if you want to learn more RADCOM,
SPIRENT and AGILENT have a great document about test.

Answer / brahma

Test Coverage documentation is a documentation can be used
coverage all the requirement, and all functionalites

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