NETWORKING COMPONENTSLa’Trena Barrett

CECS 5460-020

NETWORKING COMPONENTS

• Hub• Switch• Router• Bridge• Gateway• Firewall• Wireless AP

HUB

• Provides a common connection for the network cables.

• The signals entering a hub are echoed to all other ports, this is referred to as broadcasting.

D-Link DUB-H7 USB Hub 7-port, USB 2.0, 480 Mbps, 1.2A

$29.99

SWITCH

• A cable concentrator that joins the network cables together; establishes a connecting path dynamically between any 2 nodes.

• Keeps a table of the MAC address for each port and is able to forward the data to the correct port; allows several pairs of nodes to transmit at the same time in full duplex.

TP-Link TL-SG1008D Gigabit Desktop Unmanaged Switch – 8x 10/100/1000 Ports

$34.99

ROUTER

• A connecting device inserted among 2 or more networks that routes data from one network to another.

• Connects a LAN to the internet.

• Keeps IP addresses.

Linksys E4200 Maximum Performance Dual-Bank N Router – up to 300 Mbps, 2.4/5.0 GHz, 4x Gigabit Ports, USB Port

$159.99

BRIDGE

• Used to divide a larger network into smaller segments to improve the efficiency of the network.

Linksys WES610N Dual-Band N Entertainment Bridge – with 4-port Switch, up to 300 Mbps

$99.99

GATEWAY

• A node on a network that interfaces with another network of different protocols.

• The gateway computer routes traffic from a workstation to the internet.

Cisco Unified Communications 540 – VoIP gateway – 0/1 – 8 users – Ethernet, Fast Ethernet – 802.11b/g – 1.5U

$1,930.49

FIREWALL

Netgear ProSafe SRX5308-100NAS VPN Firewall – Four Gigabit WAN ports/Quad WAN, Gigabit SSL, DMZ Port

$409.99

WIRELESS AP

Cisco WAP4410N Wireless-N Access Point – 300 Mbps, Wireless-N, PoE/Advanced Security

$189.99