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802.11 WIRELESS LANs AND CSMA/CA:
IEEE 802.11 is standard wireless LAN that needs radio signals at 2.4GHz. Its speed is 11Mbps. The older computers use radio signals at data rate of 2Mbps and 900MHz. Bluetooth specifies a wireless LAN for short places. It needs shared medium and radio signals instead of coaxial cable.
LIMITED CONNECTIVITY WITH WIRELESS:
In contrast with wired LANs, not all methods can be able to reach each other.Because:
This is given in the figure below:
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Size of Option field of an ip datagram is 20 bytes. What is the value of HLEN? What is the value in binary?
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Question (a) In relation to a TCP segment structure, provide the fields responsible for: i. Connection Management ii. Flow Control iii. Error Control iv. Reliable, in-order
Assume that a security model is needed for the protection of information in your class. Using the CNSS model, examine each of the cells and write a brief statement on how you would
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Network can be distinguished by shape. According to which there are three most popular methodologies, which are shown as follows; Star Ring Bus
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