Network+ Exam Cram 2

Index

[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [K] [L] [M] [N] [O] [P] [R] [S] [T] [U] [V] [W] [X] [Z]

OC (Optical Carrier) levels (SONET) 2nd

octets

OFDM

offsite storage (backups) 2nd

omni directional antennas 2nd

one-way satellite systems

open authentication

operating systems

    conenctivity

         troubleshooting checklist

    Mac

         identifying

optical cable testers

OSI (Open Systems Interconnect) model

     packet-filtering firewalls

OSI (Open Systems Interconnect) reference model

     application layer 2nd

     bridges, mapping to

     data-link layer 2nd

         LLC (Logical Link Control) layer

         MAC (Media Access Control) layer

     hubs, mapping to

     ISO

     network cards, mapping to

     network layer 2nd 3rd 4th

     physical layer 2nd

     presentation layer 2nd

         encryption

     routers, mapping to

     session layer 2nd

     switches, mapping to

     transport layer 2nd

         buffering

         TCP (Transmission Control Protocol)

         UDP (User Datagram Protocol)

         windowing

     WAP (wireless access points), mapping to

OSI (Open Systems Interconnect) reference model (ISO)

    transport layer

         TCP (Transmission Control Protocol)

OSPF (Open Shortest Path First)

     TCP/IP protocol suite 2nd

OSPF (Open Shortest Path First) link state routing protocol

OTDR (optical time-domain reflectometer)