V.92

V.92

V.92 is an ITU-T recommendation for a modem standard that was introduced in 2000. It is an enhancement to the previous V.90 standard and provides faster internet connection speeds for dial-up modems. V.92 modems are commonly used in areas where broadband internet access is limited or unavailable.

History

The V.92 standard was developed by the International Telecommunication Union (ITU) to improve upon the limitations of the V.90 standard. V.90, introduced in 1998, allowed for a maximum download speed of 56 kilobits per second (Kbps) and an upload speed of 33.6 Kbps. However, V.90 modems suffered from slow connection times and limited functionality.

To address these issues, the ITU introduced the V.92 standard in 2000. V.92 modems offered several improvements over their predecessors, including faster connection times, improved upload speeds, and enhanced features such as call waiting and modem-on-hold.

Features

V.92 modems introduced a number of features that enhanced the user experience and improved the functionality of dial-up internet connections. Some of the key features of V.92 modems include:

1. Quick Connect: V.92 modems utilize Quick Connect technology, which reduces the time it takes to establish a connection. This feature allows users to connect to the internet faster than with previous modem standards.

2. Modem-on-Hold: V.92 modems support Modem-on-Hold, which enables users to receive incoming calls while remaining connected to the internet. This feature allows users to put their internet connection on hold, answer an incoming call, and then resume their internet session without having to redial.

3. Call Waiting: V.92 modems also support Call Waiting, allowing users to receive incoming calls while they are connected to the internet. Users can choose to either ignore the call or put their internet session on hold to answer the call.

4. V.44 Compression: V.92 modems utilize V.44 compression, which improves data transfer rates by compressing data before it is transmitted over the phone line. This compression technique allows for faster download and upload speeds.

Benefits

The introduction of V.92 modems brought several benefits to dial-up internet users. Some of the key advantages of using V.92 modems include:

1. Faster Connection Times: V.92 modems significantly reduced the time it took to establish a connection, allowing users to connect to the internet more quickly.

2. Improved Upload Speeds: V.92 modems offered faster upload speeds compared to previous modem standards, enabling users to send files and data more efficiently.

3. Enhanced Functionality: With features like Modem-on-Hold and Call Waiting support, V.92 modems provided users with greater flexibility and convenience while using dial-up internet.

4. Compatibility: V.92 modems were backward compatible with previous modem standards, ensuring that users could still connect to older systems and networks.

Future Developments

As technology continues to advance, the need for dial-up internet connections has diminished. Broadband internet access has become more widely available, offering faster and more reliable connections. Consequently, the demand for V.92 modems has decreased over time.

However, in some remote areas or regions with limited infrastructure, dial-up internet connections may still be the only viable option. In such cases, V.92 modems can provide a reliable means of accessing the internet.

See Also

• Modem
• ITU-T
• Broadband Internet