(n) (comp) access request signal
(n) (comp) composite signal
(n) (comp) data origin authentication
(n) (comp) heartbeat signal
(n) music distribution service
(n) (comp) personal communication service
PCS
(n) (comp) exchange carrier
(n) International Telecommunication Union
ITU
(n) (comp) noise burst signal
(n) (comp) receiving SS user
(n) (comp) receiving TS user
(n) (comp) receipt notification request indication
(n) consumer credit protection act
(n) a sudden fall in public estimation (e.g. into the gutter)
(n) (comp) trusted host
(n) (comp) International Telecommunications Union
ITU
(n) (comp) primary and copy recipients indication
(n) (comp) contact interrogation signal
(n) (comp) sending SS user
(n) (comp) sending TS user
(n) (comp) call-not-accepted signal
(n) (comp) Telecommunication Access Method
(n) (comp) communications software
(n) (comp) message control system
MCS
(n) (comp) CCP
Communication Control Processor
(n) Nippon Telegraph and Telephone Public Corporation (defunct)
(n) Nippon Telegraph and Telephone Public Corporation (defunct)
(n) (comp) delivered-report entry
(n) (comp) blind copy recipient indication
(n) (comp) physical communication control sublayer