Network Sales and Services Handbook (Cisco Press Networking Technology)

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packet switching 

packet-switched WANs

    WANs:packet-switched 

packets 

partners associated with MCNS 

passwords

    dictionary attacks 

path length

    routing:metrics:path length

        metrics:path length 

path of last resort 

PCR (peak cell rate) 

performance penalties 

PET (Path Terminating Equipment) 

PGP (pretty good privacy)

    security:PGP

        cryptosystems:PGP;encryption:PGP 

PHB (Per-Hop Behavior) 

PIC (Primary Interexchange Carrier) 

pic+cic 

PKI (Public Key Infrastructure)

    security

        PKI;digital certificates:PKI;nonrepudiation 

Plain Old Telephone Service (POTS)

    POTS (plain old telephone service) 

poison reverse updates

    IGRP 

policing 

policy-based distribution 

Port based VLANs 

ports 

POTS:splitters

    active splitters

        passive splitters 

PPP (Point-to-Point Protocol) 

print servers 

priority queuing 

programming languages 

proxy servers 

    firewalls:proxy servers

        Web servers:proxy servers;DMZ (demilitarized zone);security:DMZ;firewalls:DMZ 

PSTN (Public Switched Telephone Network) 

PSTN:switched access

    switched PSTN access

        dedicated PSTN access;PSTN:dedicated access 

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