There are several approaches to work with. The wireless telephone network can now be used for computer networking. Rather than making a cellular telephone call, this technology sends information in data packets that are similar to those already used by the wired internet. Their web site is Sierra Wireless and it provides a good explanation of the technology. Service varies by location, but Sierra provides a list of wireless services at Wireless Services .
Prices are also likely to decline as competition increases.
This means that a probation officer would take a laptop along on field visits, making reports and entering updated information as the visits take place. If a district supervisor needed to contact an officer, an email could reach the laptop in seconds. Creating Your Own Wireless Network New devices have also come to market that make it possible to develop a secure wireless network at a correctional facility or office. About a dozen companies offer competing equipment that are based on the IEEE 802.11 wireless media specification. Receptors have been developed for desktop computers, laptops, and for handheld computing devices such as PalmPilots.