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Explain about the Switches
LAN switches are an expansion of the method in LAN bridging, which controls data flow, handles transmission errors, gives physical addressing, and manages access to the physical medium. A switch gives these functions by using various link-layer protocols. LAN switches can link four, six, ten or more networks together. A store-and-forward switch, on the other hand, accepts and examines the entire packet before forwarding it to its destination.
Give the Description of security tools Software are coming up in which the user can select the kind of security measure required to be taken for encryption. One such example is
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What is VRC? It is the most common and least costly mechanism for Error Detection. In VRC, a parity bit is added to each data unit so that the total number of 1s becomes even f
What is piggybacked ACK The protocol will be incorrect. Suppose that 3-bit sequence numbers we are using. Consider following situation: A just send frame 7. B gets frame
Question 1 Explain the TCP/IP protocol suite. List (Network Interface Layer, Internet Layer, Transport Layer, Application Layer) Question 2 Write short note on
Point out the major advantages of Ring Topology. The benefits of ring topologies are: a. They are very simple to troubleshoot because every device incorporates a repeater.
Can you give an overview of the components in IPSec?
The "ipx delay number" command will permit an administrator to alter the default settings. Explain the default settings? Ans) For LAN interfaces, one tick; for WAN interfaces, s
1. A virtual memory system has a virtual address space of 4 Gigabytes and a page size of 8 Kilobytes. Each page table entry occupies 4 bytes. a) How many bits remain unchanged
The three ways to give login access to the router are by the Console port, auxiliary port, and virtual terminal (Telnet)
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