The calling party
(in some contexts called the "A-Number") is a person who (or device that) initiates a
telephone call
A telephone call, phone call, voice call, or simply a call, is the effective use of a connection over a telephone network between the calling party and the called party.
Telephone calls are the form of human communication that was first enabl ...
. The person who, or device that, receives a telephone call is the
called party
The called party (in some contexts called the "B-Number") is a person who (or device that) answers a telephone call. The person who (or device that) initiates a telephone call is the calling party.
In some situations, the called party may numbe ...
(or
callee
The called party (in some contexts called the "B-Number") is a person who (or device that) answers a telephone call. The person who (or device that) initiates a telephone call is the calling party.
In some situations, the called party may numbe ...
or B-party).
In some countries, it is common
etiquette
Etiquette ( /ˈɛtikɛt, -kɪt/) can be defined as a set of norms of personal behavior in polite society, usually occurring in the form of an ethical code of the expected and accepted social behaviors that accord with the conventions and ...
for a call originator to identify himself first instead of the receiver, when the connection is established.
Modem
The Democratic Movement (, ; MoDem ) is a centre to centre-right political party in France, whose main ideological trends are liberalism and Christian democracy, and that is characterised by a strong pro-Europeanist stance. MoDem was establis ...
s and
fax machine
Fax (short for facsimile), sometimes called telecopying or telefax (short for telefacsimile), is the telephonic transmission of scanned printed material (both text and images), normally to a telephone number connected to a printer or other out ...
s use different tones when originating or answering a connection, which may be a source of problems for the user.
References
Telephony
Teletraffic
{{telephony-stub