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a) What does the "CD" mean in the CSMA/CD? How is it implemented in the Ethernet?
b) Consider an Ethernet hub with 8 ports and an Ethernet switch with 8 ports. In both cases (hub and switch), each port is rated at 100 Mbps. Assume that you use either the hub or the switch to create a small home network of 8 hosts. Which of the two networks (hub-based or switch-based) will be able to achieve a greater total network throughput (the total throughput is defined here as the sum of individual throughputs over all simultaneous communications between the hosts connected to the network)? Why?
c) Name the protocol (i.e. give its well-known acronym and full name) responsible for finding the MAC address of a host from its IP address.
Name the OSI layer which performs code conversion, code formatting and encryption Ans) Presentation layer performs code conversion, code formatting and encryption
How could a VPN be used to facilitate secure remote administration of a server?
Most protocol suites have dissimilar OSI layer protocols within them. At layer 3, IP is for TCP/IP. TCP is layer 4. IPX is for IPX/SPX. SPX is layer 4. DDP is for Appletal
Dynamic Configuration int pvm_addhosts( char **hosts, int nhost, int *infos ) Add hosts to the virtual machine. hosts is an array of strings naming the hosts to be
Can you describe PPP link process step by step?
Q. What is Cross over cable? - Cross the critical pair to properly transmit, align and receive signals on devices with like connections. - Pin 1 connected to pin 3 as well a
Q. Define Unicast - Multicast and Reserved Addresses? Unicast, Multicast, and Reserved Addresses Unicast address - identifies a specific device Multicast address
how does the near/far effects infulence TDMA system?what happen CDMA system? what are countermeasures in TDMA system/
Determine the task which should intranet require Intranet to work smoothly, the following tasks should be properly synchronised: All computers connected together in a n
Question : (a) Several techniques are now available for users to connect to the Internet. (i) A modem is commonly used to dial up to the Internet. Why is a modem needed fo
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