What is T1 and E1? How many D and B channels do they have in case of ISDN?
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What is meant by 127.0.0.1 and local host?
Explain beaconing?
Explain brief ethernet?
What are proxy servers and how do they protect computer networks?
What is the role of sequencing in a connection-oriented data transfer?
How vpn is used in the corporate world?
What is the number of network ids in a class c network?
What are the minimum requirements for xp installation?
Explain the process of signaling for call between two phones registered on a CME where all three devices are connected on the same switch.
How can you manage a network using a router?
What is ISDN and Q.931?
What are the maximum networks and hosts in a class a, b and c network?