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CH 7

The document outlines various networking devices, including routers, switches, hubs, access points, modems, bridges, firewalls, and network interface cards, detailing their functions and roles in facilitating communication and data transfer. It emphasizes the importance of these devices in ensuring efficient network operations and enhancing security. Overall, the purpose of these devices is to connect networks and devices while managing data traffic effectively.

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Udaya bhanu Behera
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8 views1 page

CH 7

The document outlines various networking devices, including routers, switches, hubs, access points, modems, bridges, firewalls, and network interface cards, detailing their functions and roles in facilitating communication and data transfer. It emphasizes the importance of these devices in ensuring efficient network operations and enhancing security. Overall, the purpose of these devices is to connect networks and devices while managing data traffic effectively.

Uploaded by

Udaya bhanu Behera
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as DOCX, PDF, TXT or read online on Scribd
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Router: Connects multiple networks, directs data packets, and provides internet access by

routing traffic efficiently.

Switch: Operates at the data link layer to connect devices within a network, ensuring direct
data communication between devices.

Hub: A basic device that connects multiple devices in a network but broadcasts data to all
devices without filtering.

Access Point (AP): Provides wireless connectivity to devices, often part of a WLAN.

Modem: Converts digital signals to analog for internet access over telephone or cable lines.

Bridge: Connects two or more LANs and filters traffic based on MAC addresses.

Firewall: Monitors and controls incoming and outgoing network traffic based on security
rules.

Network Interface Card (NIC): Provides devices with the ability to connect to a network.

Purpose:

Facilitate communication.

Ensure efficient data transfer.

Enhance network security.

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