Router in Computer Network
📑 5 slides
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📅 3/15/2026
Introduction to Routers
A router is a networking device that forwards data packets between computer networks.
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How Routers Work
- Routers use routing tables to determine the best path for data packets.
- They perform packet switching, filtering, and forwarding based on IP addresses.
- Dynamic routing protocols like OSPF and BGP help routers adapt to network changes.
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Types of Routers
- Core routers: Handle major data traffic on the internet backbone.
- Edge routers: Connect an organization's network to external networks.
- Wireless routers: Combine routing functionality with wireless access points.
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Router Security Features
- Firewalls: Filter incoming and outgoing network traffic based on security rules.
- VPN support: Allows secure remote access to private networks.
- MAC address filtering: Restricts network access to specific devices.
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Future of Routing Technology
- SDN (Software Defined Networking) is revolutionizing router management.
- AI-powered routers can predict and prevent network congestion.
- IPv6 adoption is increasing router capabilities with larger address space.
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