WideAreaNetworking.ppt

Wide Area Networking;Orientation;Wide Area Networks;Carriers;Carriers;Carrier Regulation;Carrier Regulation;Carrier Regulation;High Cost of Long-Distance;Types of U.S. Carriers;Types of U.S. Carriers;Leased Lines;Leased Lines;Leased Line Meshes;Leased Line Speeds;Leased Line Speeds;SONET/SDH;SONET/SDH Uses a Dual Ring;Digital Subscriber Lines (DSLs);Digital Subscriber Line;Problems of Leased Lines;Problems of Leased Lines;T1 Leased Lines;T1 Leased Lines;T1 Leased Lines;PSDNs;PSDNs;PSDNs;PSDNs;PSDNs in Perspective;Circuit-Switched PSDNs;Packet-Switched PSDNs;Packet Switched PSDNs;Packet Switched PSDNs: Virtual Circuits;Unreliable PSDNs;PSDN Cost Savings;WAN Products;ISDN;ISDN;ISDN;ISDN;X.25;Frame Relay;Frame Relay;ATM;Frame Relay and ATM;Frame Relay and ATM;Frame Relay Pricing;Frame Relay Pricing;Frame Relay Pricing;Frame Relay Pricing;Frame Relay Pricing;Frame Relay Pricing;Frame Relay Pricing;Frame Relay Pricing;Frame Relay Pricing;Frame Relay Pricing;Frame Relay Frame Structure;Frame Relay Frame Structure;Frame Relay Frame Structure;Frame Relay Frame Structure;Frame Relay Frame Structure;Frame Relay Frame Structure;Frame Relay Frame Structure;Frame Relay Frame Structure;Frame Relay Frame Structure;10 Gbps/40 Gbps Ethernet;VPNs;VPNs;VPNs;VPNs;VPNs;VPNs;VPNs;VPNs;Virtual Private Networks;Virtual Private Networks;WANs in Perspective