[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] [X] objectives for exam list of 2nd 3rd 4th operating-mode command OSI (Open Systems Interconnect) model compared to PPP (Point to Point Protocol) 2nd outside global addresses 2nd outside local addresses overlapping NAT (Network Address Translation) 2nd overlapping networks overload option (ip nat inside source command) overloading NAT (Network Address Translation) 2nd |