optical-optical-optical (OOO)

See OOO.

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• over the air (OTA)
• OXC (Optical CROSS-Connect)
• P
• P1024B
• P.563
• P.800
• P.861
• P.861
• P.862
• PABX (Private Automatic Branch eXchange)
• packet
• packet assembler/disassembler (PAD)
• packet-filtering firewall
• packet Internet groper (ping)
• packet layer protocol (PLP)
• Packet over SONET (POS)
• packet switch
• PACS (Personal Access Communications Services)
• padding
• PAD (Packet Assembler/Disassembler)
• page
• pager
• pager identification number (PID)
• pager identification number (PID)
• paging system