Showing posts with label Wireless. Show all posts
Showing posts with label Wireless. Show all posts

Wednesday, October 26, 2011

The Latest In Wireless Home Security

In the past, when hardwired home security systems were already well known and established, the wireless technology came knocking, giving us an alternative to the wall-smashing, cable hell that hardwired systems produced. Obviously, in its first years, wireless home security was unstable, thus unreliable and despite its more convenient nature, these security holes as well as its higher price usually turned people away and back to the traditional hardwired systems.

Quickly, this unreliability motif turned into a stamp that was slapped over anything involving wireless home security and although reliability and stability constantly went up during the years, people still preferred traditional methods over it. Nowadays, wireless home security more than caught up to its hardwired counter part in what involves the aforementioned factors of stability and reliability and although some are still reluctant to it, it's gained a lot in credibility as well. The only inconvenient is its higher price, but seeing how it offers the same performance and security as a hardwired system in a much more convenient, easy-to-maintain form, you should make an effort and dig deeper in your pocket to get a wireless home security system.

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What kind of wireless home security components can be found out there?

Basically, anything that you can have hardwired you can easily create a wireless version. This means that you'll be able to replace all your old security cameras, your motion detectors, your burglar alarms, your keypads and even your smoke detectors to wireless form.

You could go for a complete wireless home security system, including a control panel, a monitoring screen, keypads, security cameras, door and window sensors, motion detectors and so forth. The price of such a full wireless home security system varies heavily and is dependant on many factors, including the amount of zones it can cover, the quality of its components, the control panel's complexity and so forth. Basically, you could get wireless home security systems for as low as a few hundred dollars, while if you want the latest and best system around, you'll have to pull out over a thousand dollars from your pocket.

One of the latest inventions in the field of wireless home security is the sensor trip alarms. You can mount up a sensor alarm near a window or a door and set up the alarm and whenever that door or window will open, it will trip a wireless sensor that will trigger the alarm. This is a great way to catch burglars since the sensor alarms are quite hard to spot, but you will probably forget about deactivating them and trigger them yourself for the first few weeks until you get used to them.

Lately, wireless home security systems use extremely powerful technology that allow them to transmit data from larger and larger distances, which allows you to tailor the system almost any way you want around your house. This is a great advantage that wireless has over hardwired systems, as the latter are often considered very rigid and uncomfortable.

The Latest In Wireless Home Security

Planned Home Security Gives The Peace Of Mind You Deserve.

Fraser Wheaton is the founder and publisher of The Home Security Reports website.

http://www.HomeSecurityReports.com

We aim to be the worlds largest content provider for home security information on the internet. If you have a home security question, chances are, we have the answer.

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Tuesday, October 18, 2011

Features in a Wireless Router

A router is a device that is connected to the computer in order to note that everything is connected properly and communicating properly. A wireless router, also called Wi-Fi, transforms a webpage or a website into signals, for example radio a signal, which is transferred as radio waves and is collected by the computer. There are various features to be noted when looking for a wireless router.

The wireless speed is an important feature in a Wi-Fi. This is evaluated by the data amount that is transmitted through the network. This is measured in Mbps. Older wireless routers have about 11Mbps of speed. The Wireless G standard has a speed of about 54Mbps and the Wireless N Standard has a speed of about 248Mbps.

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The next thing to be considered is the wireless standard. In general, the wireless devices follow a standard of 802.11. This ensures that all wireless routers of different makes and companies work together. With the increase in technology limits, the speed of data transfer per second also increases. There are basically three types of wireless standards that are set up at present - Wireless B, Wireless G and Wireless N.

The older wireless versions use Wireless B standards, that is, 802.11b, which has a data rate of 11Mbps. The second type is the Wireless G standard, which came into existence in 2003 and is explained as 802.11g. This is the most dominant type of standard at present. The third type is the Wireless N Standard, which is explained as 802.11n, transfers music and video data at a much greater speed of about 248Mbps. They are the latest versions and look to be quite promising and efficient. However, this would be approved only after 2009.

Using a USB adapter is a good idea to upgrade a computer or laptop that does has a lower wireless standard. This can be inserted into a spare USB port, or even a PCMCIA card can be used in the case of a laptop. Some routers come with the facility of an antenna to be attached. This gives better range to the routers and thus gives freedom to work even outside or on the other side of the given area. A Firmware is very useful software or a program that is stored in a router permanently. Nowadays latest router models allow the software to be downloaded and also get updated from the manufacturers' site.

A wireless router is a very useful device that sets the user free, to use the computer to transfer data without the help of any leads. With technology improving every moment, we can expect more wonders out of the Wireless routers!

Features in a Wireless Router

Visit wireless-routers.org.uk to read reviews about wireless routers and compare Edimax, Linksys and Netgear wireless routers.

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Saturday, September 3, 2011

Strengthen Your Job Security With CCNA Wireless Certification

A must for those who work with Cisco Wireless equipments, the Cisco Certified Network Associate Wireless (CCNA Wireless) credential demonstrates the foundational level knowledge and skills required to configure, implement and secure wireless Cisco networks. This Cisco training program has been exclusively designed for network associates, administrators and wireless support specialists. By the end of this course, the participant can efficiently configure, monitor and troubleshoot all basic tasks of a Cisco WLAN in small and mid- sized enterprise networks.

Earning this associate level CCNA Wireless certification, a network professional can very well analyze his business needs and translate these requirements needs into specific technologies, to be integrated into successful installations. The CCNA Wireless certification gets individuals immense recognition in the industry, along with an excellent pay package.

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The topics covered in this Cisco training program include:

Cisco wireless fundamentals Basic wireless LAN installation and configuration WLAN Security Basics WLAN Authentication and Encryption Wireless Media Access Wireless clients Wireless Regulation Bodies, Standards and Certifications Wireless Mobility Express Wireless maintenance and troubleshooting Configuring Standalone Access Points WCS administration To meet the qualifying criteria for CCNA Wireless certification course, the participant has to obtain CCNA or any CCIE certification. In order to earn CCNA Wireless certification, the candidate is required to pass the following exam:

640-721 IUWNE: Implementing Cisco Unified Wireless Networking Essentials Receiving CCNA Wireless certification is definitely a highly rewarding investment towards your future and will pay you awesome returns in your career as well as market worth.

Cisco Professionals are ranked as highest paid employers. And hands-on Cisco training is a great way to prepare for the Cisco certifications and get a respectable position in the industry.

A word of caution: When deciding on the Cisco training institute, opt for the one which is Cisco certified, has the latest equipments and certified trainers.

Strengthen Your Job Security With CCNA Wireless Certification

For more information on Cisco training courses, visit... Cisco Training Facilities at Mercury Solutions Limited

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Friday, August 26, 2011

Wireless Home Network Security

In order to adequately protect your wireless home network you need to have an awareness of the threats that are out there and what can be done about them. The best ways to ensure your security are by using a legitimate antivirus/anti-spyware program, an effective firewall in your router and setting up wireless encryption on your wireless router.

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A wireless network introduces a new level of vulnerability to your privacy through the airwaves. On a wired network a good firewall will stop most Internet hacker attempts and your antivirus program will handle most attempts by trojan viruses to hijack your machine. But now that you've gone wireless your network data is being broadcast through the walls of your house and out onto the street. How do you protect yourself against neighbors who want to surf the Internet on your dime and the geeky teenager with the packet sniffing program next door?

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The answer is Wireless Encryption

Before we get into wireless encryption let's make sure your networked computers at least have the basics in terms of protection. Any computer connected to the Internet needs to have:

Antivirus Software

There are tons of scripts, viruses and spyware that can find their way to your computer through emails and downloaded programs which can muck up your operating system and compromise your privacy. A good antivirus program with updated virus definitions will do the trick. This means you have to do more than just purchase and install it. You also have to keep it updated.

Firewall Program

If you have a firewall program such as installed and you take a peak at the logs you may be shocked at the amount of attempts to gain access to your computer from unknown sources. A good firewall program will follow a set of rules to block attempts to gain access or take control over your computer. Many home network routers have a built-in SPI (Stateful Packet Inspection) firewall functionality which you will also want to take advantage of.

Anti Spyware

Spyware actually falls under a different category than viruses. While a virus is designed to do wreak havoc on your Operating System malware is more insidious and seeks to operate behind the scenes undetected. Many spyware programs exist just to collect data about you and your surfing habits and send that information back to who ever launched it as market research information. While your operating system may still function normally you will notice slowness and erratic behavior of some programs over time.

Windows Updates

Microsoft regularly publishes new vulnerabilities that have been discovered in their operating systems and patches needed to fix them. Turning your Microsoft updates to automatic will make the process of keeping your system updated almost unnoticeable except for the occasional forced reboot.

Wireless Encryption

So you've set up a home network using all the steps mentioned above to secure it. Right? Good. If you want to go wireless you also need to consider wireless encryption. If you don't you might as well be installing network jacks into the curb on the street in front of your home to give passerby's access to your network any time they want it.

The developers of the 802.11 standard were aware of this threat to consumer privacy early on so they designed a system of encrypting data that makes a wireless network just as secure as a wired network. They called it WEP or Wired Equivalent Privacy. WEP worked fine for a while but the way it was designed combined with increasing computer speeds made it easier to decode and decipher the WEP Key. Once someone in a car out on the street has your WEP key they may as well be sitting in your living room or watching over your shoulder.

As a result of the need for a newer, stronger encryption method WPA or Wi-Fi Protected Access was developed. Not only is WPA more secure it's more user-friendly. A plain text pass phrase is all that's needed to secure your devices. The ugly hexadecimal keys of WEP are gone. The major improvement of WPA over WEP is the patterns of encryption it uses are much more random and the key actually changes according to a time frame you can specify! WPA has a new big brother called WPA2 which uses the advanced AES method of encryption. While WEP can be cracked in a few hours WPA2 and AES has yet to be cracked.

The safeguards mentioned here are all very common and easy to come by. Excellent Internet Security Suites are now available in most electronics stores. Virtually all routers come with built-in SPI firewalls and manufacturers of network devices have made great strides to make setting up wireless encryption on your wireless network as easy as possible. By following the guidelines in this article and technology that's available you should have no trouble securing your wireless home network.

Wireless Home Network Security

Setting Up A Wireless Network?

J Richard Jones has been supporting computers and networks for over 15 years. Visit his site to learn more about setting up a wireless network.

Is your present wireless router too slow? It may be time to get rid of that old wireless g router and upgrade to a wireless n router that meets your needs.

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