FCS (Frame Check Sequence)

A 16- or 32-bit field containing the cyclic redundancy check (CRC)

character sequence used to check the integrity of both the payload and control fields of a frame, such as a Synchronous Data Link Control (SDLC) frame. See also CRC, frame, and SDLC.

• passive
• passive optical network (PON)
• password
• Password Authentication Protocol (PAP)
• Password Authentication Protocol (PAP)
• patch
• patch
• patch cord
• patch panel
• patent
• path
• Path Overhead (POH)
• path-switched ring
• path terminating equipment (PTE)
• payload
• payload header suppression
• payload type indicator (PTI)
• pay-per-view (PPV)
• payphone
• payphone service provider (PSP)
• pay station
• pay telephone
• PBX
• PBX (Private Branch eXchange)
• PBX (Private Branch eXchange)