Network Management Strategies for the CIOEmail Alerts
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AARP (AppleTalk Address Resolution Protocol)
AARP (AppleTalk Address Resolution Protocol) is a way to map between the physical hardware addresses of computers, such as those known to an Ethernet or token ring local area network, and their temporarily assigned AppleTalk network addresses.Definition
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modem lights (AA)
This page provides a description of the abbreviations and meanings of each of the lights that describe the "handshaking" between a computer modem and the UART chip in a computer.Definition
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Multichannel Multipoint Distribution Service (MMDS)
Multichannel Multipoint Distribution Service (MMDS) is a broadcasting and communications service that operates in the ultra-high-frequency (UHF) portion of the radio spectrum between 2.1 and 2.7 GHz.Definition
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Mobile device threats to enterprise security
Security expert Michael Gregg notes the risks to enteprise security that mobile devices may cause.Ask the Expert
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Interfaces on Snort
Expert Michael Gregg answers a reader question about Snort and the interfaces it uses.Ask the Expert
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Network security with foreign network cards
Security expert Michael Gregg fields a question about unknown network cards gaining access to a user's network.Ask the Expert
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How to define remote office structure to simplify branch IT management
Individual branch offices often become islands from the perspective of a corporate wide area network (WAN) manager. This can be overcome by implementing a model that organizes branches into a manageable structure. Branch IT management can be tricky. See what you can do to manage your office branches, in Chapter 1 of this e-book, Simplifying Branch Office Management.e-Book Chapter
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Wireless access for mall kiosk
Wireless expert Lisa Phifer answers a question on how to connect wired networked devices to a mall's wireless access.Ask the Expert
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Hunting down the source of a wireless attack
A wireless intrusion prevention system (WIPS) can notify you in the event of an attack on the wireless attack, but might only give an approximate location of the attacker. Wireless expert Lisa Phifer gives advice on some tools to track down the source of a denial of service attack on the WLAN.Ask the Expert
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traffic shaping (packet shaping)
Traffic shaping, also known as 'packet shaping,' is the practice of regulating network data transfer to assure a certain level of performance or quality of service (QoS) for some applications or users or to increase available bandwidth for some other purpose... (Continued)Definition
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Network performance testing considerations for a 40 GbE upgrade
Migrating to 40 GbE will require network performance testing that will take into consideration backplane throughput, jitter and the needs of an FCoE environment.Tip
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USENIX LISA 2010: Special coverage
USENIX LISA 2010 is a conference covering large installation systems administration. Keep up-to-date on all SearchNetworking.com coverage from San Jose here, and don't miss a single update from USENIX LISA 2010.Special News Coverage
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Data center network convergence? Not yet, but worth the conversation
At the Interop New York 2010 conference, data center network convergence strategies will be discussed, but users aren't yet ready to invest or even choose which data center network convergence strategy they believe in.Slideshow
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ATA over Ethernet for converged data center networks? No way
ATA over Ethernet is pitched as a solution for converged data center networks, but ATAoE has a host of technology shortcomings, including a lack of packet loss recovery and shaky security, according to Fast Packet blogger Ivan Pepelnjak. So why bother?Misc
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Oracle launches super-dense 10 Gigabit top-of-rack switch
With very little fanfare, Oracle has launched a 72-port 10 Gigabit Ethernet top-of-rack switch, blowing other solutions out of the water. The switch is part of Oracle's strategy to integrate everything from applications and servers to network and storage.Article | Thu Jul 15 00:00:00 EDT 2010
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40 and 100 Gigabit Ethernet ratification doesn't mean immediate uptake
40 and 100 Gigabit Ethernet ratification means that vendors can roll out standardized 40 and 100 GbE switching products with enormous speed, but users are likely to hold off until prices come down and the need for performance is greater.Article | Tue Jun 22 00:00:00 EDT 2010
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Will TRILL replace spanning tree protocol in data center networks?
The Transparent Interconnection of Lots of Links (TRILL) protocol is a pending IETF standard that could eliminate spanning tree protocol from standard data center network design. Vendors like Brocade are already staking their future on it.Article | Thu Jun 17 00:00:00 EDT 2010
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Juniper Project Stratus: The flat data center network gospel
Juniper's data center strategist, David Yen, preaches flat data center networks, which can be easily automated. With simplification and automation, cloud computing networks can more readily enable resource sharing and provisioning on demand.Interview | Tue May 18 11:33:33 EDT 2010
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Managing virtualization networking: Virtual network switch challenges
Managing virtualization networking is a real challenge for network admins since they often don't have control of virtual network switches and the traffic that runs inside servers. But there are some solutions by way of virtualization networking management tools.Tip
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Will InfiniBand get new life in the quest for converged I/O?
Enterprises are desperately seeking answers for converged I/O to support converged data center networks. While many tout FCoE, others are looking toward the ROCE specification for running InfiniBand over an Ethernet backbone.Article | Thu Apr 29 00:00:00 EDT 2010
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