ROUTER: ROUTES TRAFFIC BETWEEN IP SUBNETS, LAYER 3 DEVICE, CONNECTS DIFFERENT TYPES OF NETWORKS, SWITCH: ROUTES TRAFFIC BASED ON MAC ADDRESS, LAYER 2 DEVICE, APPLICATION SPECIFIC INTEGRATED CIRCUIT, CAN PROIVIDE POE, FIREWALL: FILTERS TRAFFIC BASED ON APPLICATION OR PORT NUMBER, TRADITIONAL = FILTERS TRAFFIC BASED ON PORT #, NGFW (NEXGEN FIREWALL) = FILTERS TRAFFIC BASED ON APPLICATIONS, LAYER 4 DEVICE, ARE OFTEN ALSO ROUTERS, IDS/IPS: INTRUSION DETECTION SYSTEM, INTRUSION PREVENTION SYSTEM, USUALLY INTEGRATED INTO THE FIREWALL, LOAD BALANCER: DISTRIBUTES LOAD AMONGST MULTIPLE SERVERS , TCP OFFLOAD, SSL OFFLOAD, CACHING, PRIORITIZATION, PROXY SERVER: ACTS AS AN INTERMEDIARY BETWEEN USER DEVICES AND THE INTERNET ENHANCING SECURITY AND PRIVACY, ASSISTS WITH SPEED,PRIVACY AND SAFETY, NAS: NETWORK ATTATCHED STORAGE, A DEVICE CONNECTED TO YOUR NETWORK THAT STORES FILES , SLOWER, CHEAPER, BEST FOR SMALL BUSINESSES, SHARED DRIVE, SAN: STORAGE AREA NETWORK, SPECIALIZED NETWORK THAT ALLOWS ACCESS TO A STORAGE SYSTEM,

1.2 NETWORKING DEVICES

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