Index[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] [X] [Y] [Z] H (Hybrid) channel ISDN hardware compression 2nd hardware simulators HDB3 (high density binary 3) HDSL heartbeats helpdesks supporting remote access users HFC (hybrid fiber-coaxial) networks HMAC 2nd 3rd host migration Frame Relay 2nd 3rd 4th 5th 6th 7th 8th 9th Host Page Accelerator hosting services 2nd HPA (Host Page Accelerator) hub and spoke design ISDN hub and spoke network design hub configuration Frame Relay point-to-multipoint configuration 2nd point-to-point Frame Relay connections 2nd 3rd 4th hybrid networks line-coding techniques 2nd modulation 2nd hybrid systems |