Network Management Strategies for the CIO
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Can you help me find good monitoring tools and protocol analyzers?
In this Q&A, enterprise security expert Michael Gregg suggests some good network monitoring tools and protocol analyzers and recommends what users should do before buying. Ask the Expert
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What is the difference between circuit-switched and packet-switched networks?
Find out the difference between circuit-switched and packet-switched networks in this Q&A, plus whether or not Ethernet MACs are needed to build up a LAN. Ask the Expert
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How does the VPN concentrator work?
In this Q&A, our expert, Puneet Mehta, explains how the VPN concentrator works. Ask the Expert
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Intrusion detection vs. intrusion prevention
Our expert, Puneet Mehta, tells us what the key difference is between intrusion detection and intrusion prevention, in this expert response. Ask the Expert
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The difference between IPsec and SSL
In this Q&A, our expert, Puneet Mehta, offers a valuable resource on the difference between IPsec and SSL. Ask the Expert
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Host-based firewall for servers
Puneet Mehta, our expert, talks about the use of having a host-based firewall for W2K3 servers, and, if they are needed, where you can go for resources. Ask the Expert
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What are the best tools to ensure maximum security in an organization?
Here, Gregg touches on the basics of network security building blocks. Ask the Expert
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Differences between open-source and commercial IDS
Here, Michael Gregg explains the differences between open-source and a commercial IDS. Ask the Expert
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Firewall purchasing advice
In this Q&A, Michael Gregg offers quick advice about purchasing a firewall. Ask the Expert
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Switch control in large enterprises
I am the lead network admin at our site. We have a fairly large LAN -- about 1700 workstations, 250 servers, 100 workgroup switches, etc. We have disabled all unused switch ports, but still have occasional problems with users unplugging workstations ... Ask the Expert