FT1 (Fractional T1)

A T1 circuit with some DS-0 channels disabled to provide a fraction of T1 capac-

ity. FT1 generally is tariffed to provide 1, 2, 4, 6, 8, or 12 DS-0 channels. Subrate transmission also is available at speeds of 9.6 kbps. See also DS-0, subrate, and T1.

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• R/C (Radio Control)
• RDF (Resource Description Framework)
• RDF Site Summary (RSS)
• reactance (X)
• read-only memory (ROM)
• Really Simple Syndication (RSS)
• Real Time Control Protocol (RTCP)
• real-time (rt)
• Real-Time Streaming Protocol (RTSP)
• Real Time Transport Protocol (RTP)
• real-time variable bit rate (rt-VBR)
• real-time variable bit rate (rt-VBR)
• receiver
• receiver
• recognition and flagging
• recognition and retransmission
• recommended standard (RS)
• record communications service
• rectifier
• redirected PVC
• red sunset
• Redundant Array of Independent Disks (RAID)
• Redundant Array of Inexpensive Disks (RAID)
• Reed-Solomon (RS)
• Reference Model