Category Archive 'Internet Telecommunication Resources'
09.07.07

VoIP Technology - Talk is Cheap!

Internet Telecommunication Resources

VoIP products are integral to the most advanced and reliable
VoIP and Voice over ATM platforms currently sold by leading VoIP
telecom and networking companies worldwide. VoIP products based
on VoIP enabled technology products employ Voice over Packet
chip processors, VoIP PCI and cPCI communication boards and VoIP
media gateway modules (PMC form factor).

VoIP companies provide voice over packet (VoIP) processors for
OEM implementations of voice communications over packet networks
or “VoIP”. Each VoIP processor features low bit rate Vocoders, a
State-of-the-art Echo Canceller and T.38 compliant fax relay.
High and medium density gateways, residential gateways and
integrated access devices (IAD) are among the major users of
VoIP chip processors. These VoIP solutions power client
applications from small gateways and IP phones… An As an
indication of market size… one major VoIP provider has over 10
million ports installed and growing rapidly.

VoIP Products - Gateway Network The entire VoIP gateway network
is based on continued advances in VoIP media boards that offer
field proven solutions. Product design of proper PSTN interfaces
is a critical factors in VoIP deployment. How can small or
medium-sized gateways compete in the market? By implementing
cost-effective solutions for enterprise or small POPs and fast
market penetration into new and emerging markets. On the other
hand, large VoIP gateways are designed to meet major carriers’
operational requirements.

VoIP Products - Market Driven The rapid VoIP market expansion
for VoIP Gateways led to the large diversity in VoIP products.
Today, VoIP providers may choose from different sized gateways
for VoIP networks of different sizes. Also, Mediant VoIP
gateways enable carriers to address multi-regional requirements
and strengthen economics of deployment. For instance, providing
PSTN signaling and compression technology deployed in over 75
countries is quite a challenge. Fortunately, VoIP technology may
quickly enter new regions and conserve precious bandwidth in
hard-to-reach offices.

AudioCodes Ltd. is a market leader in voice compression
technology and is a key originator of the ITU G.723.1 standard
for the emerging VoIP market. AudioCodes enabling technology
products include VoIP, CTI and call logging communication
boards, VoIP media gateway processors and modules.

For more information on VoIP
and emerging VoIP
technology, visit AudioCodes

04.07.07

GPS versus Galileo

Internet Telecommunication Resources

For most of us, GPS has revolutionized the navigation world in a way that few could have predicted. The ability for the average civilian to buy a relatively cheap, handheld, battery operated GPS and have the ability to interface with satellites around the world, providing the user with his or her location and altitude has been a god send. The applications of this technology have been equally impressive. In fact most of us have become so reliant on the technology that we would have serious difficulty operating in a world without GPS navigation. Even though GPS continues to provide an invaluable infrastructure for global navigation, there is an evolution of sorts taking place in the world of GPS navigation.

Europe has delved into the world of GPS navigation that had so far been the domain of the United States. Galileo is the project name for the European satellite navigation system that unlike the United States’ program, is designed specifically for commercial and civilian use. Galileo relies on a network of 30 satellites and ground stations provide the means for satellite radio navigation. The Galileo system is aimed at complementing the current GPS system and enabling a higher degree of navigational accuracy for the general population. Its creators claim that Galileo will enhance accuracy to within one meter, opening the door to a raft of new possibilities for GPS says www.buyingagps.com The new system will require a new receiver although the Europeans say that the device will be small and cheap as it is squarely aimed at the consumer market.

Although the technology is clearly just a variant of an existing model, the future looks promising for Galileo. Already there is talk of applications for the blind, law-enforcement, customs services, the justice system, transport and logistics and also search and rescue. If nothing else this technology may just make it that bit easier for die hard fishermen who have been such stalwarts of GPS!

The author is a regular contributor to http://www.incargpsworld.com and permission to reproduce this article is given on the basis that all links remain active and in tact.

24.06.07

Why Over 90% of VoIP Services Are Vulnerable to Attack

Internet Telecommunication Resources

John Ashcroft, Attorney General, in remarks at the High Technology Crime Investigation Association 2004 International Training Conference held on September 13, 2004 stated, “We have seen worms and viruses attack…disrupting basic services…And with the increased use of the Internet and especially peer-to-peer networking, we have seen malicious code spread more quickly and infect more personal computers than ever before. The cost of these worms, viruses, and denial-of-service attacks…reaches into the billions of dollars.”

In an article written by Daniel A. Morris, Assistant US Attorney, Computer and Telecommunications Coordinator with the District of Nebraska stated in “Tracking a Computer Hacker”, that the “The modern thief can steal more with a computer than with a gun. Tomorrow’s terrorist may be able to do more damage with a keyboard than with a bomb.”

Ralph Echemendia, head of Intense School which trains executives regarding network security risks, stated that “Telecom providers are one of the main targets for malicious attackers because they control communications for everybody.”

Sophisticated hackers have learned how to tap into sensitive information traveling on the Internet, and their focal point is communication.

How is this possible?

It is fairly simple. First, you should be aware that email services operate off of email servers, and web services operate off of web servers. Both email servers and web servers are built for data and not for voice.

Because VoIP has voice, it requires a system that will convert the voice into data packets to travel across the Internet, and then convert back to voice at destination. However, VoIP should not be considered just another application residing on a data network, as it necessitates a real time service due to performance expectations (e.g., quality of sound).

The majority of VoIP computer phones require a minimum of 20 kps (kilobytes per second) of bandwidth (information carrying capacity) for data packets to travel across the Internet, which is why most require a minimum high speed Internet connection in order to function without corrupting the quality of the voice.

Although in the minority, a few VoIP computer phone providers, some of which are reputable, require a minimum of less than 10 kps (kilobytes per second) of bandwidth (information carrying capacity), which is why their services can be used with dial-up connections or high speed (e.g., cable), satellite, and wireless connections.

Over 90% of VoIP services operate using industry standard codec (encryption codes) and industry standard protocols.

Computers are assigned a different numeric Internet Protocol (IP) address while on line, which is analogous to mail where you would have an identity location with your street number, city, state and zip code.

Relative to a protocol, the IP (Internet Protocol) address is a number that identifies the user and their computer. Industry standard codec and industry standard protocols are open and interpretable to the public. Unscrupulous hackers frequently launch their attacks against VoIP (Voice over Internet Protocol) services that operate on these publicly open and interpretable standards.

Peer-to-peer services, as well as over 90% of all VoIP computer phone services, operate on industry standard codec and industry standard protocols. In other words, their lines are not secure.

IM services also create targeted vulnerability to vicious hacker attacks by a simple monitoring program made available that enables electronic eavesdropping.

The above information is an excerpt taken from an in-depth and exclusive Report entitled “Why Hackers Love Computer Phones – A Shocking Report You Must Read!” by Dee Scrip available only at http://www.whypay4calls.com/gtp/to.pl?l=ART-03

14.06.07

Third Generation: Telemetry GSM

Internet Telecommunication Resources

The word Telemetry, literally meaning “remote measurement” is used to describe technology that allows automated measurement and transmission of data by wire, radio, or other means, typically from inaccessible or dangerous locations, such as a satellite in orbit to control stations on ground, where the information is recorded and evaluated. When telemetry was still in its nascent stage, information was relayed over wires. Today it uses radio transmissions and GSM (Global System for Mobile communication) technology for data transmission. Major applications of Telemetry GSM include monitoring electric-power stations, gathering meteorological data, remote meter reading, logistics management, tracking endangered land and aquatic species, and monitoring manned and unmanned space flights. The remote meter reading is used even by small towns to read and record water and electric meters of the towns’ residents.

The list of potential applications of Telemetry GSM is practically endless. The complete list is definatly beyond the scope of this one article. For instance, the Telemetry GSM modules are used in rail switching. In this application, the modules automatically report the position of the rail switching point to the traffic control center. The advantages of using General Packet Radio Service (GPRS) enabled GSM components lies in the fact that they do not have the same setup requirements and do not congest the network with fixed connections. This is because each module operates in a standby mode and goes active to send small amounts of data either at regular intervals or as and when required. These modules are also relatively inexpensive, easy to install and very reliable.

The importance of telemetry to basic biological, environmental and medical research cannot be overstressed. Since the early 1970s, the use of telemetry to provide real time physiological monitoring in coronary care units has become widely recognized. Nowadays, Telemetry GSM is used for monitoring of the electrophysiological state of patients who are at risk of abnormal heart activity. These patients are outfitted with a customized device without any other control except an On/Off button. This device comprises a wireless receiver for the long-distance telemetry and a GSM module. The messages are relayed as encrypted short messages via the standard SMS (short messaging system) protocol to the central database, where it is decrypted and subsequently allocated to the healthcare professional in charge of the patient. This technology allows the patient to get out of bed and walk around a little to keep from getting stiff and getting bed sores.

Keith Londrie II is a well known author. For more information on Telemetry information, please visit Telemetry Information for a wealth of information. You may also want to visit keith’s own web site at http://keithlondrie.com/

Keith Londrie - EzineArticles Expert Author
13.06.07

Is your Vehicle a Target for Theft?

Internet Telecommunication Resources

“I never though it would happen to me,” is a common statement from auto theft victims.

Auto theft is on the rise in the U.S. A vehicle is stolen about every 20 seconds. An alarm system and most theft prevention tips will not stop car theft. In most cases, people are unalarmed by car alarms because many go off without a break-in. Some alarms shut off as soon as the door is closed. Even if an alarm does alert of the theft, most people are not willing to risk their life to stop the criminal in the act. Two cars have now been stolen since you started reading this.

According to the FBI 2004 Uniform Crime Report, only 63% of stolen vehicles were recovered. Auto theft will happen, and a FAST recovery is the only solution to protecting your assets. Vehicles that are not recovered immediately are usually chopped up in pieces or taken on a joy ride or wrecked at the owner’s expense. Many times, stolen vehicles are used in the commission of other crimes. No vehicle is theft proof. So, what’s the answer? The NCIB recommends a GPS tracking device.

Find out if your vehicle and the state you live in are among the top 10 for auto theft: Auto Theft TOP 10 List at www.trackyourvehicle.net.

Rocky Mountain Tracking, Inc.
Brad Borst, Founder & President
309 S. Summit View Drive, Suite 15, Fort Collins, CO 80524
Phone: (970) 207-1023
Fax: (970) 482-3774
http://www.trackyourvehicle.net

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