nsmits data as pulses of light through tiny tubes of glass. ② Wireless connections use the air to connect sending and receiving devices. Primary technologies used for wireless connections are infrared, broadcast radio, microwave, and satellite. Infrared uses infrared light waves municate over short distances. Broadcast munication uses special sending and receiving towers called transceivers. munication uses high-frequency radio waves. munication uses satellites orbiting about 22000 miles above the earth as microwave relay stations. 3. Identify the standard protocol and discuss its essential features. The standard protocol for the is TCP/IP. The essential features of this protocol involve: identifying sending and receiving devices and reformatting information for transmission across the .
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