Tech Corner / Cisco Routers

A Complete Guide to Access Control Lists: Types and Creation Methods

A Complete Guide to Access Control Lists: Types and Creation Methods

In enterprise environments, controlling communications between different segments within a network is crucial for providing sufficient policy-based access and protecting the network from unauthorized use. For example, you may want certain users to have different levels of access to th …

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Your Ultimate NAT Configuration Guide for Cisco IOS – Pt. 2

Your Ultimate NAT Configuration Guide for Cisco IOS – Pt. 2

Internet Protocol Version 4 (IPv4) uses a 32-bit address space, which allows for a limit of 4,294,967,296 addresses. However, the initial design of IPv4 did not factor in the rapid growth of the internet. Because of the scarcity of IPv4 addresses, many organizations implemented NAT to …

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Your Ultimate NAT Configuration Guide for Cisco IOS – Pt. 1

Your Ultimate NAT Configuration Guide for Cisco IOS – Pt. 1 - Including NAT Terminology

A networking system requires a unique IP address to communicate with the internet. However, network communications nowadays are slightly different from how they used to be. Back in the day, most, if not all, services and applications were locally hosted within the enterprise network, …

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The Ultimate Comparison Guide - FHRP Shootout: HSRP vs. VRRP vs. GLBP

The Ultimate Comparison Guide - FHRP Shootout: HSRP vs. VRRP vs. GLBP

Providing uninterrupted communications and sustaining stable network behavior are the most important goals in each enterprise network. They make the whole environment more productive for the enterprise and less prone to financial losses.

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Leverage Cloud-Scale Features Offered by Cisco ASR 9000 Series Routers

Leverage Cloud-Scale Features Offered by Cisco ASR 9000 Series Routers

Cloud-scale networking systems are designed to meet the requirements of service providers, enterprises, and governments that have emerged due to digitization. They are also meant to support emerging and imminent trends in networking services such as 4K video, IoT, and 5G.

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Cisco Catalyst 8000 Series Edge Platforms vs Juniper SSR 100 Series

Cisco Catalyst 8000 Series Edge Platforms vs Juniper SSR 100 Series

Connection to the cloud has transformed network traffic flow immensely. However, traditional wide area networks (WANs) are not automated, lack visibility, and are too complex and inflexible to be used for cloud applications.

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How Cisco ASR 9000 Routers Meet the Needs of Large-Scale Networks

How Cisco ASR 9000 Routers Meet the Needs of Large-Scale Networks

The ever-increasing demand for low-latency, high bandwidth, and low-cost networks that support complex networking applications has led to the rapid enhancement and retooling of networking infrastructure to meet consumer demand.

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Learn the Packet Delivery Process (Default Gateway and ARP) - Pt. 1

Learn the Packet Delivery Process (Default Gateway and ARP) - Pt. 1

For everyday network communications and using various business and entertainment applications, a vast amount of data packets is exchanged between networking devices. However, the host-to-host delivery either in the same network or between different networks is not a simple process and …

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