Index[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [K] [L] [M] [N] [O] [P] [R] [S] [T] [U] [V] [W] T1 lines TCP 2nd 3rd connection establishment 2nd error recovery 2nd 3rd forward acknowledgement headers 2nd port numbers 2nd segmentation segments SYN flag bit 2nd TCP (Transmission Control Protocol) TCP connections TCP destination port field (TCP header) 2nd TCP/IP 2nd 3rd DNS 2nd name format name resolution 2nd 3rd 4th 5th 6th root DNS servers email standards IP 2nd IP addressing subnets local host file 2nd TCP TCP/IP model layers TCP/IP networking model versus OSI model TCP/IP networking models layers 2nd telcos COs Frame Relay service leased lines 2nd 3rd 4th 5th SEs telephone switches three-site Frame Relay networks traffic filtering with firewalls 2nd 3rd monitoring with PIX Firewall 2nd 3rd trailers Ethernet FCS field 2nd transferring files 2nd 3rd 4th 5th transferring files with FTP 2nd 3rd 4th transmission speed of DSL transmission speeds CIR 2nd of WAN links transmission speeds of modems transport layer protocols 2nd 3rd 4th TCP connection establishment 2nd error recovery 2nd 3rd headers 2nd port numbers 2nd segmentation segments trunking 2nd 3rd 802.1Q ISL trunks twisted pair cabling STP UTP two-part email addresses types of WANs |