SearchNetworking: Network management news, advice and technical information

Out-of-band network management ensures data center network uptime

Shamus McGillicuddy — Thu, 19 Nov 2009 11:07:41 EST

Enterprises with extremely high uptime requirements for their data center networks will spend the extra money on out-of-band network management. The New York Stock Exhange (NYSE Euronext) has built a Force10 network to manage its Juniper production network.

How to use user-agent strings as a network monitoring tool

Amy L. Kucharik — Thu, 19 Nov 2009 00:00:00 EST

User-agent strings, elements of HTTP headers, can be used as a network monitoring tool to reveal information about client networks without affecting network performance or privacy. Learn more in this tip by Richard Bejtlich.

Web gateway helps Texas manufacturer develop network user management

Jessica Scarpati — Wed, 18 Nov 2009 12:48:24 EST

Users were choking the network by streaming Internet video and radio, but Forum Oilfield Technologies didn't know how badly. A Web gateway box helped them develop better network user management around these bandwidth-sucking applications.

Network automation lags general IT process automation for now

Shamus McGillicuddy — Thu, 05 Nov 2009 11:04:30 EST

Network automation is coming, whether network engineers are ready for it or not. It may still lag behind more general IT process automation, but network management tools are evolving, and enterprises are demanding that engineers reduce complexity and increase their productivity with network management automation tools.

Where can I find a wire driver that unblocks recognized passwords?

Tue, 27 Oct 2009 15:13:13 EST

Learn some Windows tools that can be used to automatically recover wireless passwords by collecting and analyzing packets sent from the device and relaying the password, from our expert Michael Gregg.

How can I calculate perimeter firewall throughput?

Tue, 27 Oct 2009 14:55:14 EST

Learn how to use a capture filter in Wireshark, to determine network throughput on a firewall by monitoring incoming packets and using a simple equation to find a baseline throughput, from our expert Michael Gregg.

FCoE network roadmap: Do you need a unified fabric strategy?

Susan Fogarty — Thu, 22 Oct 2009 11:03:20 EDT

Some vendors are coming to the table with FCoE network roadmaps, but others are still releasing switches that can't necessarily support any converged enhanced Ethernet protocol in the data center. Should you be demanding a unified fabric strategy from your vendor?

Why is access denied to my Active Directory (AD) users and computers?

Lindi Horton — Wed, 21 Oct 2009 15:22:18 EDT

Learn how to troubleshoot administrative domain access errors on your network in your Active Directory user list from our expert, Lindi Horton.

What network loss testing tools/methods calculate dropped packets from a PC?

Lindi Horton — Wed, 21 Oct 2009 15:05:53 EDT

Learn how to drop incoming packets on your network connection for testing purposes and the various emulators and methods available to do so, from our expert Lindi Horton.

Network user management

Tessa L. Parmenter — Wed, 14 Oct 2009 17:41:26 EDT

While networking professionals protect their network perimeters, they must be just as careful to manage users on the inside. How can admins enforce network security policies and allocate user permissions? Take a look at these problem user profiles to guide you in network user management.