| Subject | English | Thesaurus |
| IT, abbr. | Advanced Communication Function / Network Control Program | ACFNCP (IBM, ACF) |
| IT, abbr. | Advanced Communication Function / Network Control Program | ACF/NCP (IBM, ACF) |
| IT | advanced communication function/network control program | ACF/NCP (ssn) |
| IT, abbr. | Advanced Program to Program Communication | APPC (IBM) |
| abbr. | Advanced Program-to-Program Communication | APPC (Vosoni) |
| abbr., comp., MS | Advanced Program-to-Program Communication An IBM Systems Network Architecture communications method that uses the LU 6.2 protocol to establish, manage, and terminate network communication between programs in a distributed computing environment | APPC (Advanced Program-to-Program Communication) |
| abbr., comp., MS | Advanced Program-to-Program Communication File Transfer Protocol A file transfer protocol used in IBM host systems, the IBM Advanced Program-to-Program Communications equivalent to the TCP/IP File Transfer Protocol | AFTP (Advanced Program-to-Program Communication File Transfer Protocol) |
| relig., abbr. | Affinity Reality Communication | ARC |
| univer., abbr. | Applied Communication Program | ACP |
| abbr., IT | Backplane Communication Services | BCS |
| busin., abbr. | Communication And Technology Services | CATS |
| IT, abbr. | Communication Application Program Interface | CAPI (ISDN, API) |
| abbr., comp., net. | Communication Platform Services | CPS |
| mil., abbr. | Communication Services | CS |
| UN, abbr. | Development Training Communication Programme | DTCP |
| comp., net., abbr. | Fipa Agent Communication Technologies And Services | FACTS |
| abbr., scottish | Information Communication Services | ICS |
| mil., abbr. | Initial Defense Satellite Communication Program | IDSCP |
| comp., abbr. | Integrated Communication Services | ICS |
| abbr., astronaut. | International Programme for the Development of Communication | IPDC |
| abbr., nautic. | Marine Communication and Traffic Services | MCTS (Venita) |
| telecom., abbr. | NetWare Asynchronous Communication Services | NACS (NetWare) |
| comp., net., abbr. | Netware Asynchronous Communication Services | NACS |
| comp., abbr. | Personal Communication Services | PCS |
| abbr., file.ext. | Personal Communication Services/System | PCS |
| IT, abbr. | Program Communication Block | PCB (IBM) |
| comp., abbr. | Program- Operator Communication | POC |
| IT, abbr. | Program to Program Communication | PPC (Apple) |
| IT, abbr. | Programmable WorkStation Communication Services | PWSCS |
| lit., abbr. | Speech Communication Interaction Program | SCIP |
| telecom., abbr. | Wireless Communication Services | WCS |
