numbering plan administration (NPA)

See NPA.

• Pareto principle
• parity
• parity bit
• parity check
• parse
• party line
• passband
• 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)