Latest Posts

Cisco introduces all-in-one low-cost products

Cisco is releasing a new series of low-cost products that are a hybrid of switches, routers and wireless access points.  The new Cisco 870 series integrated services router merges a Cisco IOS  (Internetworking Operating System) router, an IOS switch, and an Aironet based IOS access point into a single product with a single operating system.

May 20, 2005 by George Ou


Microsoft lays the groundwork for WPA2 and 802.11i

Just last week, Microsoft released the new WPA2 (Wi-Fi Protected Access version 2) patch for Windows XP SP2, and Microsoft presents a good overview of it in this month's edition of their Cable Guy articles.  You can find the actual download for the WPA2 upgrade here.

May 16, 2005 by George Ou


WEP cracking for dummies

For those who still don't think it's a major problem to run WEP encryption on a wireless LAN, this is your final warning.  Humphrey Cheung of Tomsnetworking has released a tutorial that can essentially be summed up as "WEP cracking for dummies".

May 12, 2005 by George Ou


High definition video conferencing is here

Last week at Interop 2005, there was a lot of buzz on HD video conferencing from multiple vendors.  Polycom was suppose to be doing some limited HD demonstrations in their booth, but I didn't actually see any HD demos while visiting their booth.

May 10, 2005 by George Ou


Low cost enterprise grade video conferencing

Up until recently, you needed an enterprise grade video conferencing hardware solution costing thousands of dollars to achieve near broadcast quality video conferencing.  Polycom has changed all that with their new PVX software (about $150) which brings the same type of video quality to personal computers (with CPUs above a Pentium 4 2.

May 5, 2005 by George Ou

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Cisco unveils new triple play in security appliances

At Interop 2005, Cisco unveiled their new all-in-one ASA 5500 series security appliance.  The new 1U rack mount appliance integrates the best of the Cisco PIX firewall, VPN 3000 series concentrator, and Cisco IDS/IPS (intrusion detection and prevention) appliance in to a single box at approximately the same price as their enterprise PIX series of appliances (without the IDS/IPS option).

May 4, 2005 by George Ou


Sony PSP will ruin wireless LAN security in the home

Just when we thought that we were beginning to make progress in the area of wireless LAN security with WPA and 802.11i ratification, Sony comes out with their new PSP (Play Station Portable) that will force homes to remain wide open to hackers.

April 29, 2005 by George Ou


Enterprise-class wireless LAN security in a $60 box?

What do you think is the cost of building a secure enterprise grade wireless LAN composed of the following ingredients?RADIUS authentication server PKI certificate authority server AES capable wireless access point Would you believe me if I said "under $100" or would you think I was trying to sell you ocean front property in Nevada?

April 26, 2005 by George Ou


What CPU is right for you? Look for yourself.

In the ongoing debate on who has the best CPU in the x86 market, Tomshardware released this awesome comprehensive CPU comparison database.  Now you can blow past all the marketing and hype and see for yourself which processor is right for you.

April 21, 2005 by George Ou


DNS is not rocket science!

After seeing two back-to-back DNS infrastructure outages in a single week, I've got a message for Comcast. DNS is not rocket science!

April 19, 2005 by George Ou