An IMEI, or International Mobile Equipment Identity, number is a number associated with a specific cell phone and can be used by authorities in a wide variety of countries to blacklist stolen cell phones, making them unusable to the thief, even if he/she replaces the phone’s SIM card. An IMEI number should not be confused …
TL1 (Transaction Language 1) is an element management protocol used primarily in the telecommunications industry. TL1 was designed by Bellcore (now Telecordia) in 1984 for use with its OSS (Operations Support System), NMA. TL1 is an MML (Man Machine Language), which means that TL1 messages should be readable and writeable by humans as well as …
RBOC (The Regional Bell Operating Companies) were created as the result of a legal dispute between the US Justice Department and the AT & T Corporation. In 1984, the American Telephone & Telegraph Company split its local operations into 7 autonomous RBOCs that became known as “Baby Bells”. In the beginning, these companies were called …
A smartphone is a mobile phone with a considerably greater amount of functionality than an ordinary mobile phone or a feature phone. Smartphones can be considered a blend between a mobile phone and a full featured mobile computer, similar to the PDAs (Personal Digital Assistants) of the past, but even more capable. They typically include …
Each GSM and UMTS mobile phone has a unique IMEI (International Mobile Equipment Identity) number. An IMEI number facilitates an important function – it easily identifies a mobile phone being used on a GSM (Global System for Mobile Communications) network. The IMEI is a useful tool to stop a stolen phone from accessing a network …
For many small, medium and large businesses outsourcing a call center is an excellent way to generate sales and help current customers with tech support and customer support issues. While some larger companies have the money, time and resources to put in place their own call center, most smaller and mid sized businesses opt for …
GoPhone is the trademark used by AT&T/Cingular to market their pay as you go cell phones. Most customers will eventually want to switch to a more normal post-pay cell phone plan, and many of them will want to take their cell phones with them. Unfortunately, the GoPhones are "subsidy locked." This means that the GoPhones …
The telephone Network Interface Device (NID) is what connects your home telephone lines to the telephone company’s network. It is usually a small gray box located on the exterior of your home. It usually contains a modular phone plug that you can use for testing the line. They need both inside testing and outside testing. …
Cell phone cloning refers to the act of copying the identity of one mobile telephone to another. This is usually done to make fraudulent telephone calls. The bill for the calls go to the legitimate subscriber. This made cloning very popular in areas with large immigrant populations, where the cost to “call home” was very …
What is Ground Start? Ground Start or GST is a signaling technique for telephony from a terminal, or a subscriber local loop, to a telephone exchange in which a party gets a dial tone by momentarily grounding one side of a (telephone) circuit. The Ring side of a wire pair is usually the side that …