Training Call Center : Training Call Center Technical Staff LAN - WAN : LAN - WAN Local Area Network : Local Area Network LAN benefits
Avoid duplication of equipment and resources
Allow user in the department quickly transfer files
Increase productivity while saving money Local-area Networks (LANs) : Local-area Networks (LANs) Some common LAN technologies are:
FDDI Wide-area Networks (WANs) : Wide-area Networks (WANs) Some common WAN technologies are:
Digital Subscriber Line (DSL)
Integrated Services Digital Network (ISDN)
T1 (1.544 Mbps), E1 (2.048 Mbps) WAN: Wide Area Network : WAN: Wide Area Network Networking Devices : Networking Devices Equipment that connects to a network segment is called a device
These devices are broken into two classifications
End user devices—Includes computers, printers, scanners
Network devices—Includes devices that connect the end-user devices to allow them to communicate End User Devices : End User Devices Network Devices : Network Devices Hosts : Hosts LAN Device: Repeater : LAN Device: Repeater Regenerates and repeats the signal.
Layer 1 device. LAN Device: Hub : LAN Device: Hub A multi-port repeater.
Layer 1 device. LAN Device: Bridge : LAN Device: Bridge Keeps traffic local by filtering traffic based on physical addresses.
Layer 2 device. LAN Device: Switch : LAN Device: Switch A multi-port bridge.
Layer 2 device. LAN Device: Router : LAN Device: Router Makes decisions based on network addresses (logical addresses).
Layer 3 device. Devices function at Layers : Devices function at Layers Q&A : Q&A