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| There are 6 entries in the definition. | |
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| Term | Definition |
| PBX | A Private Branch eXchange (PBX) is a telephone exchange that serves a particular business or office, as opposed to one that a common carrier or telephone company operates for many businesses or for the general public. |
| php | PHP is a computer scripting language, originally designed for producing dynamic web pages. It is for server-side scripting, but can be used from a command line interface or in standalone graphical applications. |
| Portal | Portal is a term, generally synonymous with gateway , for a World Wide Web site that is or proposes to be a major starting site for users when they get connected to the Web or that users tend to visit as an anchor. |
| pots | plain old telephone service is a term which describes the voice-grade telephone service that remains the basic form of residential and small business service connection to the telephone network in most parts of the world. |
| PRI | Primary Rate Interface The Primary Rate Interface consists of 23 B-channels and one 64 kbit/s D-channel using a T1 line or 30 B-channels and 1 D-channel using an E1 line. Thus, a Primary Rate Interface user on a T1 line can have up to 1.544 Mbit/s service or up to 2.048 Mbit/s service on an E1 line. PRI uses the Q.931 protocol over the D-channel. |
| PSTN | Public Switch Telephone Network |
| Definition | |

Glossary