Email, Wireless, & Cell Phone Technology

Email, Wireless, & Cell Phone Technology - Email...

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Email, Wireless, & Cell Phone Technologies
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Wireless Basics A wireless network transports data from one device to another without cables or wires Slower than wired networks Security concerns
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WiFi Wireless networking technologies that are compatible with Ethernet Based on the IEEE (Institute of Electrical and Electronics Engineers) 802.11 standards
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WiFi Network Interface Card (NIC) needed to connect Uses radio frequencies to transmit 2.4 GHz 5.8 GHz WiFi hotspots = wireless access point Some are free, others not : (
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WiFi Security Wireless networks are much more susceptible to unauthorized access and use than wired networks LAN jacking, or war driving, is the practice of intercepting wireless signals by cruising through an area Wireless encryption scrambles data transmitted between wireless devices and then unscrambles the data only on devices that have a valid encryption key WEP (Wired Equivalent Privacy) WPA (Wi-Fi Protected Access) WPA2
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Bluetooth Short-range, wireless network technology make its own connections (piconet) between electronic devices, without wires, cables, or any direct action from a user 30 ft range can be extended to 100 ft Operates at 2.4 GHz
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This note was uploaded on 03/29/2011 for the course CIS 0835 taught by Professor Forman during the Spring '11 term at Temple.

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Email, Wireless, & Cell Phone Technology - Email...

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