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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.
EIGRP metric
Single-cell wireless LAN All of the wireless end systems are within range of a single control module. Multiple-cell wireless LAN: there are many control modules interlinked by
ONE TO MANY
UDP is connectionless, and does not give error checking. But remember, error checking can happen at other layers too.
Q. Basic working of Spanning Tree? Spanning Tree - Redundant bridges may be installed to provide reliability - To prevent infinite looping of packets between bridges,
Q. Explain File Transfer Protocol? - File Transfer Protocol (FTP) is a TCP/IP client-server application for copying files from one host to another -- Establishes two connect
Define the tasks for which SNS is used SNA can be used for the following types of tasks: - Terminal access to mainframe and midrange computer applications. - File trans
Which layer is responsible for routing by an internetwork Ans) The Network layer is responsible for routing. This is the primary job of routers, which handle at the Network laye
Q. What are the trends in Network Security ? Trends in Network Security Improved vigilance for virus infections Continual maturation of firewall technologies
The progress of any industry and indeed countries as well, today is linked to the effective performance of its equipments, processes and systems. Reliability engineering, not only
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