Index[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] octets on-demand content OptiView Series II Integrated Network Analyzer OSI (Open System Interconnection) model 2nd 3rd data link layer network layer physical layer protocols transport layer upper layers OSPF (Open Shortest Path First) cost, calculating LSAs totally stubby areas versus IS-IS OTP (one-time password) OUI (Organizational Unique Identifier) 2nd outside interfaces overlapping channels in wireless networks |