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Q. Describe about Packet Switching?
Packet Switching
- Data are transmitted in separate units
- Called Packet
- Packets are variable length blocks
- The max length of packet is established by network layer.
- Packet contains
- Data and
- Header with control info.
- According to the header info the packets are routed between nodes.
What is the IEEE specification for Spanning Tree Protocol Ans) IEEE 8021.d Spanning Tree Protocol (STP) was developed to stop routing loops in a network. If a router, switch, or
In the VOIP system, let h be the total number of header bytes added to each chunk, including UDP and IP header. a) Assuming an IP datagram is emitted every 20 msec, find the tr
What is net stat? Netstat is a command line utility program. It gives useful information about the current TCP/IP settings of a connection.
Multiplexing and De multiplexing Another critical set of services that are provided by the transport layer is that of application multiplexing and de multiplexing. This featu
data network design with live examples
Question 1: (a) Explain what is meant by circuit switching? Give its main shortcoming and explain its relevance in telephone systems. (b) Outline the differences betwee
What is Proxy ARP? Is using a router to give answer ARP requests. This will be completed when the originating host believes that a destination is local, when in fact is lies be
What are the different types of network topologies
QUESTION a) National regulations require the availability of the following services for all IP to PSTN, PSTN to IP, and IP to IP calls. Name any three types of these features
Q. Network performance measured by delay and throughput ? delay versus load Delay is composed of? Throughput v/s network load
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