802.11n Working In Progress

Posted on July 1st, 2006 in News | No Comments

The promise of improved performance and speed from the next generation of Wi-Fi, 802.11n, eventually should be an incredible benefit to home and business wireless network users. The speed of 802.11n will make current wireless networking standards seem as though they’re working through a strong headwind. 802.11n will be key in developing home networks, such as allowing for the sharing of high-def files among components on the network.

There’s much to like about 802.11n, other than one problem: the IEEE (Institute of Electrical and Electronics Engineers) may not ratify the final specification until the second half of 2007. Until then, those wanting 802.11n have two choices: 1) Wait 2) Purchase “pre-standard” equipment, gain some of the benefits of 802.11n now, and hope that the hardware will still work with the final standard.

It’s your standard risk-reward question: Is the risk of whether the new technology will work as expected in the future worth the reward of spending money on it now?

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Paris to Offer Free Wi-Fi Across City

Posted on June 30th, 2006 in News | No Comments

DIYers IT Zone reported that Paris is planning to offer wireless Internet that would blanket the city by the end of 2007, according to a plan laid out by city mayor, Bertrand Delanoe. Additionally, Delanoe is hoping to having 80 percent of the city covered by a fiber network by the end of 2010.

Tax breaks would be given to all companies that installed these fiber-optic cables throughout the city. Although access to the network would be free, it is said that it will maintained by private networks. Also, access points would be installed at many public places, such as libraries. The final plans for the network are planned to be presented next week.

Many companies are starting to experiment with wireless Internet access in popular cities. Google, for example, now provides free access in Mountain View, California by installing routers on telephone poles. However, Google wasn’t the only Internet search service that was launching a Wi-Fi service – Yahoo was rumored to launch one in April (Although the rumored service has yet to launch). Many other cities, such as Philadelphia and New York City, now have networks that are slowly gaining support from users.

[tags]Paris, Wireless Network, Metro Wi-Fi, Internet[/tags]

Pre-802.11n Future Uncertain ?

Posted on June 29th, 2006 in News | No Comments

Even as Linksys, Netgear, and Belkin sell routers and wireless network cards based on a mere draft of the eventual 802.11n Wi-Fi specs, that standard remains uncertain. The IEEE committee assigned to ratify such things failed to move the current 802.11n spec forward for final approval. All of those pre-802.11n routers already in the field may have been launched prematurely, critics warn. As no one knows for sure what shape the final 802.11n spec will take, it’s increasingly unclear whether a firmware upgrade will make the pre-802.11n routers truly 802.11n compatible, let alone interoperable.

[tags]Pre-80211n[/tags]

Linksys Network Optimize for Home Network

Posted on June 28th, 2006 in Hardware | No Comments

The mushrooming home network market is now sprouting its own class of peripherals. The Linksys Network Optimizer claims to cure the hiccups and bandwidth-sharing problems that plague online gaming and VoIP connections. The OGV200 is about the size of a deck of cards and sits between the broadband modem and your router. There’s no manual setup, says Linksys. The device automatically distinguishes time-sensitive data streams such as digital phone calls and online game action and gives them top priority in the stream.

Linksys OGV200 Network Optimizer for Gaming and VoIP

[tags]Linksys, network optimizer[/tags]

Protecting Your Computer from Intruders

Posted on June 27th, 2006 in Security | No Comments

Wireless networks are growing in popularity because of the ease of installation and the terrific benefits that they offer. Nothing beats the ability to take your laptop and not have to worry about plugging into the network to do your work. The added freedom of a wireless network is very pleasing. Nevertheless, many people do not realize how insecure most wireless networks actually are.To fully understand this, you must realize how exactly a wireless network works.

Basically, wireless connections are made up of a base station and a client adapter. The wireless base station broadcasts all of the data to the clients in a circle around the base station, as do the client’s adapters. This creates a large area over which information is broadcast. If you care about the security of your computer and personal information such as credit card numbers, you must configure your wireless base station to encrypt the data that it sends. Otherwise, just about anyone can connect to your wireless network and gain access behind your firewall to all of your unprotected computers. Additionally, users can sniff the wireless traffic and see exactly what you are sending back and forth.

It really is amazing how many people leave encryption turned off on their wireless base stations. I was always surprised when I took the train into Chicago and worked on my laptop on board. Every now and then, I would notice my laptop connecting to various wireless access points for a few seconds as the train was moving past them. Securing your wireless base station/access point is very important.

[tags]Wireless Security[/tags]

Broadband At 100mph

Posted on June 26th, 2006 in Hardware | No Comments

Omniwav Mobile just released the WAAV CM3 Cellular Router. Designed as a router for your car, the WAAV connects to 3G cellular networks and makes the bandwidth available for up to 50 people via Ethernet or Wi-Fi. When stationary, the unit can distribute broadband up to 300 feet, but Omniwav Mobile also says it works in a car traveling at up to 100mph. We thought talking on the cell phone while driving was unsafe.

Broadband at 100mph

Via product page at Omniwav Mobile

Wireless Hotspots

Posted on June 25th, 2006 in HotSpot | No Comments

As more users equip their portable computers with Wi-Fi, opportunities have emerged for anyone who can bring a DSL line and access point into a public space such as cafe, airport, shopping complex, fastfood outlet, or public library. Some people will set up an access point and charge by the hour; others will charge nothing, just to attract customers or keep them a little longer; some, such as a library, will set it up to make information more accessible. A venue with this kind of public access point is known as a wireless hotspot. The number of wireless hotspots is growing rapidly. Today, you can easily find wireless hotspots in hotels, airports, coffee shops, and metropolitan areas.

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