Network Management Strategies for the CIO
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Advantages of managed DNS services
Network Administration expert, Lindi Horton explains the advantages of managed DNS services, and provides an example of a reliable and flexible DNS service.
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Enhance Wi-Fi ad hoc mode? Most go with Wi-Fi Direct
Wireless expert, Lisa Phifer explains that it may not be worth enhancing Wi-Fi ad hoc mode since Wi-Fi Direct is a better alternative for enabling two stations to communication directly.
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Expert tips to solve port 3389 issues when blocked
Enterprise security expert, Michael Gregg answers a question regarding port 3389 issues when a user tries to open port 3389 RDP on their router to work from home, but hits a roadblock when the ISP ...
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Mi-Fi and Android smartphone mobile hotspot comparison
Wireless expert Lisa Phifer responds to a question regarding a Mi-Fi and Android smartphone mobile hotspot comparison. She provides an in depth analysis of both mobile hotspots, and also examples f...
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How to secure a WLAN for small business
Wireless expert Lisa Phifer explains how to secure a wireless network for small and mid-sized businesses. She details each of the available wireless network security options to help SMBs balance co...
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Be aware of Wi-Fi security to deal with Firesheep in pu
Wireless expert Lisa Phifer tackles public Wi-Fi security and the steps you can take to protect yourself from sidejacking attempts like Firesheep. Lisa also highlights that these threats are not li...
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Disadvantages to a layered approach
Security expert Michael Gregg discusses the disadvantages to a layered approach to enterprise security.
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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.
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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.
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Interfaces on Snort
Expert Michael Gregg answers a reader question about Snort and the interfaces it uses.
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Designing WiFi access for a hotel
Wireless expert Lisa Phifer tackles the basics of providing wireless access in a hotel.
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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.
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Access point problems running on PoE
Powering a wireless access point using Power over Ethernet is usually a straightforward process, but troubleshooting an issue can be tricky. Wireless expert Lisa Phifer steps through some possible...
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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 Phi...
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Linking an unmanaged switch and DHCP server
Unmanaged Linksys switches don't know where to send BootP and DHCP requests. Find out what to do to fix the problem of unmanaged switches and DHCP servers.
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How to troubleshoot slow VPN connections
Suffering slow VPN connection? Try checking VPN concentrators and caching.
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Extending 802.11n wireless LAN and connecting two WLANs
Extending 802.11 WLANs inside a large office can be done by bridging access points together, while outdoor mesh solutions can be used to connect two WLANs between buildings on a small campus.
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Do I need 802.11n wireless adapters for laptops and PCs to install 802.11n?
You don't need 802.11n wireless adapters for your laptops or PCs in order to install 802.11n and make use of 802.11n MIMO since most 802.11n APs are backward compatible, but you may need new client...
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iPad WLAN performance problems emerge
Right out fo the gate, business users are running into problems with iPad WLAN performance, wondering: Why won't my iPad stay connected to the WLAN? While it seems there may be some inherent iPad W...
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How does User-based Rate Limiting (UBRL) do if I have oversubscribed a port or switch?
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Pros and cons of integrated appliances
Integrated appliances incorporate storage, processing and networking into one single product. But are they always a good choice?
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Provisioning IT services with the cloud
Using public cloud services requires diligent enterprise IT management of the cloud provider to make it a success.
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Should you ever not use a firewall?
There are many new network security devices on the market today. Expert Chris Partsenidis opines on whether these can replace firewalls.
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