Whois & Analysis for o2alerts.com

Wi-Fi or WiFi is a technology for wireless local area networking with devices based on the IEEE 802.11 standards.

Wi-Fi is a trademark of the Wi-Fi Alliance, which restricts the use of the term Wi-Fi Certified to products that successfully complete interoperability certification testing.

A subscriber identity module or subscriber identification module (SIM) is an integrated circuit that is intended to securely store the international mobile subscriber identity (IMSI) number and its related , which are used to identify and authenticate subscribers on mobile telephony devices (such as mobile phones and computers).

It is also possible to store contact information on many SIM cards.

SIM cards are always used on GSM phones; for CDMA phones, they are only needed for newer LTE-capable handsets.

SIM cards can also be used in satellite phones.

Mobile broadband is the marketing term for wireless Internet access through a portable modem, mobile phone, USB wireless modem, tablet or other mobile devices.

The first wireless Internet access became available in 1991 as part of the second generation (2G) of mobile phone technology.

Higher speeds became available in 2001 and 2006 as part of the third (3G) and fourth (4G) generations.

In 2011, 90% of the world's population lived in areas with 2G coverage, while 45% lived in areas with 2G and 3G coverage.

Mobile broadband uses the spectrum of 225 MHz to 3700 MHz.

An Internet service provider (ISP) is an organization that provides services for accessing and using the Internet.

Internet service providers may be organized in various forms, such as commercial, community-owned, non-profit, or otherwise privately owned.

In computing, scheduling is the method by which work specified by some means is assigned to resources that complete the work.

The work may be virtual computation elements such as threads, processes or data flows, which are in turn scheduled onto hardware resources such as processors, network links or expansion cards.