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Q. Explain about Virtual Circuit Switching?
Virtual Circuit Switching
- All packets belong to a message (or) session is preserved.
- Single route is selected between source/destination.
- All packets obtain that route to reach destination.
- It requires a call setup to establish a virtual circuit. (Either permanent or switched type)
- Uses virtual circuit identifier for routing.
Define Retransmission? Retransmission is a process in which the receiver detects the occurrence of an error and asks the sender to resend the message. Resending is repeated unt
what are network performance characteristics?
Session layer examples are Netbios Names, SQL, NFS, X Windows, and RPC.
When programming a server or a client, we have to deal with port numbers and IP addresses, but we usually do this through an abstraction called a socket. Sockets are the standard A
What are local variables? Local varaiables are those which are declared within a block of code like methods. Local variables should be initialised before accessing them.
1. What advantages and disadvantages does TCP have for live video teleconferencing applications
Illustrate the working of networking Bus Topology All stations attach, by appropriate hardware interfacing called as a tap, directly to a linear transmission medium, or bus. F
What are the Communication tools ? Voice mail ? Email ? Fax ? Video conferencing applications
We use IDSN supports high speed voice, data and video and is a good choice for many small businesses.
We know that all processors share a common memory in shared memory model. Every processor, however, can be assigned a different part of the program stored in the memory to implemen
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