VoIP glossary - R

The HipTel VoIP dictionary (VoIP glossary) was created to help our users understand common VoIP terminology. Use the search feature to look up VoIP terms, or look up terms alphabetically. Have a question, still unsure what something means? Feel free to contact us.

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Rate-Adaptive DSL (RADSL) — RADSL is a variation of ADSL. In attempts to maintain a constant reliable downstream speed, upstream speed is dynamically increased depending upon the length and quality of the line between the telephone exchange and the modem.

Real-time Transport Protocol (RTP) — Is a packet based communication protocol. It provides the transport used in IP audio and visual environments. RTP attaches both time and sequence information so packets can be reassembled producing real time audio and video data.

RJ-11 — The type of connection used for telephone jacks and equipment such as telephones. RJ-11 carries a single phone line.

RJ-45 — The type of connection used for network cables. RJ-45 is an 8-wire connector that can be wired in either Category 5 or Category 6 standards.

Router — The device used to split your Internet connection and route it to multiple computers. Many routers today are wireless.