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Open source network monitoring reaches for the enterprise
In response to growing demand from large companies, GroundWork Open Source has released a new enterprise edition of its network and event monitoring technology.27 Mar 2008
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Wireless hot spot security -- podcast
Learn how to keep your enterprise network secure while your mobile workforce utilizes public wireless hot spots, in this podcast.27 Mar 2008
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Application delivery controllers: Moving toward the application-centric network
The network is becoming more application centric. The data center has continued to evolve and so have the requirements placed on the network. The network must be able to route application traffic b...26 Mar 2008
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Server virtualization creates a network configuration burden
Networking vendors are looking for ways to solve the configuration problems created by server virtualization.20 Mar 2008
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The IT Guy: Networking comics
In our networking comic series, the IT guy and his office coworkers encounter day-to-day data networking and office challenges. On this page, you'll find a listing of all our comics.19 Mar 2008
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Wireless troubleshooting: AP not reestablishing association after loss of connectivity
Learn how to troubleshoot your wireless connectivity with our expert, Lisa Phifer. She explains why connectivity is reachable in a mobile cabin and why the AP can't reestablish association after lo...19 Mar 2008
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What can we expect in an 802.11n Wireless LAN standard implementation?
At what stage is 802.11n implementation in, and what changes can we expect to see with it? Learn about the standard from wireless networking expert Lisa Phifer.19 Mar 2008
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Can you create a persistent wireless connection to a wired LAN?
Can you create a persistent wireless connection to a wired LAN? Find out from our wireless networking expert, Lisa Phifer.19 Mar 2008
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Server virtualization and the network: Site consolidation's impact on latency
Server virtualization is nearly synonymous with site consolidation -- bringing concerns about whether performance and throughput will suffer over the WAN as application servers' physical locations ...19 Mar 2008
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Why are IPv6's IP addresses in hexadecimal formatting?
Why would IPv6 use hexadecimal formatting if it's so user unfriendly, and what sort of workarounds are there to make IP addressing easier? Find out in this expert answer.19 Mar 2008
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Should I CCIE certify or get voice/security Cisco certifications?
Is it better to complete an expert Cisco certification, like CCIE, or to focus on hot tracks like security or voice? Our expert responds here.18 Mar 2008
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Recovering from a server disk failure: The shortcomings of NTBCKUP
Recovering a server from a system volume failure can still be tricky, even if you have a backup. In this tip, learn how to recover a Windows Server 2003 with a full system state backup from a serv...17 Mar 2008
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Understanding VLAN implementation and IP address assignment
Learn how to create and configure a VLAN in this response from a network administration expert17 Mar 2008
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Wireless security protocols -- How WPA and WPA2 work
WPA and WPA2 improve upon WEP's encryption methods for better 802.11 wireless security. WPA was carefully designed so that hardware upgrades would not be needed. The processing power of many early ...13 Mar 2008
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Green networking: Energy efficient upgrades can cut costs
Upgrading older networking products to greener, more efficient equipment can cut costs, but administrators should take a close look at total savings from switching out energy hogs like gigabit Ethe...12 Mar 2008
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Upgrade your network: Network evolution and roadmap
Network infrastructure upgrades are essential to provide availability, reliability and security when you run voice and video on your data network. This tip provides an overview of trends currently ...12 Mar 2008
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two-way server
A two-way server is a server that incorporates a multi-core processor for increased performance... (Continued)06 Mar 2008
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Losing the war to lock down networks might help enterprises innovate
While security concerns cannot be set aside, users unwilling to leave their own applications at home might bring some innovation to the office.06 Mar 2008
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What should I know before implementing a packet sniffer?
Before implementing a packet sniffer learn what you need to know before putting one into your network and where it should go.06 Mar 2008
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Server virtualization: FAQ for network pros
Brien Posey continues his discussion of server virtualization by answering some frequently asked questions. There are many virtualization products on the market. Although the end result is usually ...05 Mar 2008
Network Management Strategies for the CIO