Network Management Strategies for the CIO
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Tips for improving network performance
Here are five things you can try to improve network performance without buying new hardware.
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Secure WLAN best practices and topology
Expert Michael Martin provides a list of wireless security "dos and don'ts" and a sample topology for a secure WLAN.
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Tasks for initial router configuration
What you need to do to get the router up and running.
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Firewall Resource Guide
This guide is a compilation of resources that explain what firewalls are, how they work, vulnerabilities, troubleshooting, configurations and more.
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Routing protocol basics, part 2
A look at the characteristics of the OSPF, IS-IS, and BGP routing protocols.
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Interconnecting hubs and switches
Connecting hubs and switches in your network would seem to be a fairly common and basic procedure, but there are a few things to look out for.
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Routing protocol basics, part 1
A detailed look at the characteristics of IGP routing protocols RIP and IGRP/EIGRP.
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Tasks for initial switch configuration
Sometimes we have to get back to basics and since switches are usually plug-and-play, you're probably overlooking a few things that can make the switch more manageable and secure.
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The return of sneakernet
Incredibly, sneakernet has returned. And this time it has a lot of help from the latest in storage technologies.
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Your NIC could be killing your network
Truth in advertising -- it's important even in networks. Let's take a quick look at what should be possible from a Layer 3 data payload perspective based on the Layer 2 frame rate.
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SuperScan 4 lives up to its name
A review of a free IP scanning tool called SuperScan v4.0.
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Convergence moves into management
What does the recent convergence of networking companies mean for customers?
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Secure WLANs - Know your protocols
This tip reviews the 802.11 architecture and the PHY standards for 802.11a, b, and g and performance expectations.
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Connecting storage networks
Once you decide to use a SAN you have to decide how your network will connect to the servers, these tips will help.
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Top ten certification Q&amp
These ten quetions and answers represent the some of the best certification advice our career experts have to offer.
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Extra NICs
Some uses for your hardware's extra NICs.
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Ensuring business certainty
This column explores the importance of ensuring the performance of mission-critical applications with the help of application service level solutions.
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Not your daddy's TCP
While TCP/IP was not designed for today's high-performance applications there are solutions in the works.
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Cisco's IOS SLB feature
You might be missing out on a useful feature of your Cisco hardware. The IOS SLB feature can provide you with a cheap load balancing option.
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Prioritizing programs
Try out some of these underutilized tricks to improve CPU performance.
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Premises- or provider-based network management?
IT expert David Davis outlines the pros and cons of premises- versus provider-based network management.
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Networking blogs: Reevaluating the optical market
This week, networking bloggers discuss a potential sea change for the optical market, and reveal some key tips for using custom config builders.
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Data center spaghetti: Trials, tribulations of cabling
Switching out servers at a data center can go from ho-hum to disaster unless you have a tested cable management plan in place.
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Networking blogs: Wi-Fi Certified 802.11ac is here
In this week's blog roundup, get expert insight on preparing for 802.11ac and solutions to CDN bandwidth issues.