Articles
How-to articles on a variety of topics
Basic Zone Based Firewall Fundamentals
Learn the basics of zone-based firewall and how to configure it for specific applications. Understand zone-pairs, traffic policies, and ACL interactions.
IOS Zone Based Firewall Configuration
Overview As reviewed in the zone-based firewall fundamentals article, it is important that the basic concepts of zone-based firewalls be understood for a good configuration to be designed and implemented. IOS Zone Based Firewall Concepts A zone-based firewall...
Basic Switch Security Concepts and Configuration
Learn about the importance of securing layer 2 switches in an organizational network. Explore techniques and configurations to avoid vulnerabilities.
Basic Route Redistribution
Learn the basics of route redistribution in corporate networks. Understand how metrics are converted between routing protocols and how to configure redistribution.
Basic Netflow Concepts and Configuration
Learn about the Flexible Netflow feature by Cisco, which provides extensive network monitoring capabilities and can be configured for various purposes.
Basic NAT Concepts and Configuration
Learn about Network Address Translation (NAT) and its configuration steps. Understand the concepts of inside and outside addresses, NAT types, and TCP load balancing.
Basic Layer 3 Routing Concepts
Learn the fundamental skills of network engineering with a focus on packet forwarding. Understand the basics of routing and how routers guide message exchange. Explore the factors that influence packet forwarding and how routing tables are populated. Stay tuned for more in-depth articles on routing methods and protocols.
Basic Access List Configuration
Learn how to control traffic on Cisco devices using access lists (ACL). This article covers ACL basics and configuration for standard and extended IP ACLs. Find out how to match traffic based on source addresses and apply ACLs to specific interfaces. Read on for a clear introduction to ACLs.
Basic Initial Router Configuration
Learn the basic configuration steps for a Cisco router, including IP addresses, hostnames, passwords, interfaces, and routing.
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