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What is Proxy Sever and Firewall
Proxy Sever
Also known as a proxy or application level gateway. It is an application that breaks the connection among sender and receiver. Thus, it helps us to stop hacker from getting Internet address and detail of a private network.
Firewall
Firewall is a method for keeping a network secure. It is mainly used in giving user's access to the Internet in a secure fashion as well as to separate a company's public web server from its internal network.
Many benefits of configuring VLAN as listed below: • Performance Enhancements: It reduces heavy load on the network by permitting operations at lower latencies by using VLAN t
Q. Explain the Public-Key Cryptography? Public-Key Cryptography - Each user has the same encryption algorithm and key - Decryption algorithm also key are kept secret
Serialized data is not generally sent at a uniform rate by a channel. Instead, there is usually a burst of regularly spaced binary data bits followed by a pause, after which the da
CONNECTION MULTIPLEXING: In various circumstances transceiver can be in convenient e.g. workstations in a LAN. Connection multiplexer acts multiple computers to a single tran
How to prevent the data from hackers In order to prevent intruders from entering the house, it is necessary for the house owner to look after the behaviour of internal and exte
Advantages of OSPF OSPF an is having different advantages. These are as follows. OSPF is an open standard supported by many vendors. OSPF converges quickly. OSPF au
Q. Show the Routing Table? Routing Table Every router remains a routing table that has one entry for every destination network of which the router is aware Proces
Q. Explain about Congestion control? Congestion control Open-loop congestion control - prevent congestion before it happens retransmission policy - Ret
Hub A hub is a small box that connects individual devices on network so that these devices can communicate with each other. Hub is an inexpensive device. It is comm
What is WDM? WDM is conceptually the similar as FDM, except that the multiplexing and demultiplexing includes light signals transmitted by fiber optics channel.
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