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Dynamic policy ensures faster, safer network for school district
The town of Chelmsford, Mass., hired Enterasys Networks to deploy its new fiber network, using dynamic policy and network segmentation to ensure a faster, safer network for students, faculty and to...30 Sep 2009
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APs drop connection in WLAN configured as a wireless mesh network
Learn how to network troubleshoot a Colubris MSC 3200 access point/controller in a 16-access-point networking environment, each with unique static IPs that drop the Internet connection, from our ex...29 Sep 2009
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Network device management overload: Engineers managing too many boxes
The number of devices in enterprise networks is growing, but the size of the network engineering teams is not. Engineers need to turn to network automation, standardization and network management o...24 Sep 2009
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802.11n ratification will drive down wireless LAN prices
With 802.11n ratification and a higher volume of sales, wireless LAN prices are about to drop. Aruba Networks is first to market with its new low-cost AP-105 access point, but others are sure to fo...23 Sep 2009
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How does Wi-Fi ad-hoc mode react when 802.11n and legacy peers are present?
Learn how the different types of 802.11 wireless networking affect network performance, network infrastructure, ad-hoc stations, and various security issues, from our expert Lisa Phifer.22 Sep 2009
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Storage area networks change management primer
Storage area network (SAN) change management tools -- that include SAN configuration management and performance monitoring -- make it possible for network managers to implement change without causi...18 Sep 2009
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CA-NetQoS deal: Network management = application performance
When CA bought NetQoS this week, it signaled that network management is no longer about understanding performance between nodes, but about application performance management. Network managers need ...17 Sep 2009
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Virtualization change and configuration management primer
Virtualization configuration and change management extend the demands on NCCM processes. Network virtualization change management requires a view of every virtual component. Server virtualization c...17 Sep 2009
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What is the definition of ATM (Asynchronous Transfer Mode)?
Learn a simpler networking definition of ATM (asynchronous transfer mode) and how it differs from existing networking technologies such as TCP/IP, from our expert Tessa Parmenter.16 Sep 2009
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Network change and configuration management primer
With network change and configuration management (NCCM), enterprises aim to standardize the way they implement network change without disturbing existing systems. That often means using NCCM tools ...16 Sep 2009
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NAC appliance vendors: Can you depend on them?
Network Access Control (NAC) appliance vendors are feeling pressure from infrastructure and endpoint security vendors who offer similar functionality. Is there a future for independent NAC vendors?16 Sep 2009
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What is network infrastructure and what is a hybrid network?
Learn specific networking terms to help setup and choose a specific type of network infrastructure from a single proprietary company or a hybrid of vendors, from our expert Tessa Parmenter.16 Sep 2009
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Do I have to disable DHCP on my router to create a DHCP server?
Learn how to turn off DHCP properly in order to use a DHCP server that is configured on a Windows server, and ensure that your routers are not acting as DHCP servers, from our expert Lindi Horton.11 Sep 2009
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What preventative maintenance procedures for network equipment exist?
Learn the best practices for monitoring and maintaining your Cisco IP equipment based on potential fault and performance management best practices, from our expert Lindi Horton.11 Sep 2009
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How to plan for 802.11n wireless LAN upgrades
802.11n WLAN upgrades mean more than just implementing new antennas and access points. 802.11n network requirements include the need for more power and controller capacity, as well as complex manag...10 Sep 2009
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Which are the most valuable networking certifications?
Learn which courses and certifications in IT and networking are the most valuable and applicable according to your future goals within your company and personally, from our expert Tessa Parmenter.10 Sep 2009
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Wireless vs. Wi-Fi: What is the difference between Wi-Fi and WLAN?
Learn the differences between WLAN (Wireless LAN) and a Wi-Fi (Wireless Fidelity) and why knowing the difference between networking protocols is so important, from our expert Tessa Parmenter.10 Sep 2009
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Wireless LAN supply chain shortages: Vendors struggle to deliver
The coming 802.11n ratification and shifts in the global economy have led to WLAN chipset shortages. With chips and other components in short supply, some enterprises will have to wait for their ne...09 Sep 2009
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Distributed network management means no more hard NOCs
Distributed network management with out-of-band networks enables enterprises to move away from network operations centers, becoming eco-friendly and spending less.09 Sep 2009
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NAC integration at the endpoint
NAC integration with endpoint software enables more than just access control. NAC solutions can be used at endpoints to scan for operating system patches, monitor use of virtual sandboxes, control ...03 Sep 2009
Network Management Strategies for the CIO