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Q. Fiber-Optic Cable as transmission media?
- Made of glass signals are transmit like light pulses from an LED or laser
- Light is as well a form of electromagnetic energy
- Speed depends on density of medium it is travelling through fastest when in a vacuum 186000 miles/second
VPN Technology For an organization VPN technology uses some main techniques for privacy a.Encryption /Authentication b.Tunnelling c.Fire walls
Explain Persistence timer? To deal with the zero-size windows What if a receiver advertises that the window size is 0 (by sending ACK) and this ACK is lost? - A
How many IP addresses can come in IPV4?
Which of the following protocols are used for logical network addressing? Ans) Internet Protocol - IP gives routing and a one interface to the upper layers. No upper layer proto
Why are packets important in a network?
Describe the term - License-free operation Users would prefer to buy and operate wireless LAN products without having to secure a license for the frequency band used by the LAN
bus topology disadvantage?
What are the Protocol Support Tools The Intranet should support the tools meant for providing various services on the Internet through the protocols. In addition to the convent
What is multicast routing? Sending a message to a group is known as multicasting, and its routing algorithm is known as multicast routing.
Define the uses of Intranet Intranet can largely eliminate paper-based documents, which otherwise become outdated over passage of time. Increased communication will also lead t
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