Index[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] [X] [Y] [Z] daemons (FTP) data connections (FTP) data, sending over Internet bridges gateways hubs IP envelopes packets 2nd 3rd repeaters routers 2nd 3rd 4th TCP (Transmission Control Protocol) tokens data-link layer (networks) databases [See also online shopping, eBay.] datagrams, IPv6 DDoS (Distributed Denial of Service) attacks decryption dedicated telephone lines deep crawling (web crawlers) Denial of Service (DoS) attacks Desktop (Google) desktop videoconferencing DHCP (Dynamic Host Configuration Protocol) servers DHCPDISCOVER packets DHCPOFFER packets DHTML (Dynamic HTML) 2nd dial-up Internet connections, modem handshake process digital certificates 2nd 3rd digital envelopes Digital Subscriber Line (DSL) direct Internet connections directed broadcast addresses directories (email) 2nd Distributed Denial of Service (DDoS) attacks DNS (Domain Name System) 2nd DOM (Document Object Model) Domain Name System (DNS) domain names [See web pages, URLs.] domains defined DNS (Domain Name System) 2nd major domains overview DoS (Denial of Service) attacks downloading files, FTP (File Transfer Protocol) DRM (Digital Rights Management) DSL (Digital Subscriber Line) dumb terminals Dynamic Host Configuration Protocol (DHCP) servers Dynamic HTML (DHTML) 2nd dynamic IP (Internet Protocol) addresses 2nd dynamic routing tables |