IP-enabled PBX (Internet Protocol-enabled Private Branch eXchange)

addresses, and are confined to the LAN. Calls between TDM phones also are on a peer-to-peer basis through the TDM switching matrix. Calls between a LAN-attached IP phone and a PBX-attached TDM

phone go through the gateway, where protocol issues are resolved, including address translation between PBX extension numbers and Ethernet LAN addresses. See also LAN, IPBX and PBX.

• kB (kilobyte)
• kbps (kilobit per second)
• keep alive bits
• Kelvin (K)
• Kerberos
• Kerberos
• Kermit
• kernel
• KEVLAR®
• key
• keyboard
• keypad
• key service unit (KSU)
• key telephone system (KTS)
• kHz (kiloHertz)
• kilobit per second (kbps)
• kiloByte (kB)
• kiloHertz (kHz)
• kilo- (k)
• kilometer (km)
• Kingsbury Commitment
• km (kilometer)
• knife-edge diffraction
• KSU (Key Service Unit)
• KTS (Key Telephone System)