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What are proxy servers and how do they protect computer networks?
Proxy servers primarily stop external users who identifying the IP addresses of an internal network. Without information of the correct IP address, even the physical location of the network can't be identified. Proxy servers can make a network virtually invisible to external users.
What is Message Oriented Middleware (MOM)? Ans) MOM permits general purpose messages to be exchanged in a Client/Server system using message queues. Applications communicate ove
discuss the communication model from the source to the destination including the detailed account of the task that must be performed in data communication system
Illustrate about the working of Socks protocol SOCKS is an open, industry-standard protocol advanced by the Authenticated Firewall Traversal working group of the IETF (Internet
A socket is an abstraction that shows an endpoint of communication. Most applications that consciously use TCP and UDP do so by making a socket of the appropriate type and then per
Q. Show the TCP connections? Connection establishment Three-way handshake Why is two-way handshake not enough? Connection termination Four steps
which are 5 major network services
ETHERNET FIELDS: In Ethernet fields the preamble and CRC is usually not given in frame. The destination address of each is the broadcast address. There is special value reser
What is OLTP? In the transaction server, the client component usually contains GUI and the server components usually having of SQL transactions against a database. These applic
Q. Show the seven layers of ISO's OSI model? Ans:- The seven layers are given below: - Application Layer - Presentation Layer - Session Layer - Transport Laye
Question 1 Write short notes on Reserved IP addresses and Special use IP addresses 2 Explain about the packet switching mechanism based on Virtual Circuit 3 Explain about
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