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What is Ping?
Ping is a utility program that permits you to check connectivity among network devices on the network. You can ping a device by using its IP address or device name, like a computer name.
Can you describe static and dynamic tunnels?
Take the maximum packet lifetime, T. It's stated that T must be big enough to make sure the packet and its ACK have vanished. Why do we have to have the ACK?
DNS Tunneling – Domain Name Server "If, on one system, it is possible to transmit bits to another in any form, and in turn receive a reply as a result of that transmission, th
a) Which of the well-known Internet applications uses a separate TCP connection for control? b) The separate control connection as in (a) above is an example of control (sig
5. Suppose that frames are 1250 bytes long including 25 bytes of overhead. Also assume that ACK frame are 25 bytes long. Calculate the efficiency of Stop-and-Wait ARQ in a system t
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
Name the three ways or wireless data to be propagated.
With a database server, the client gives SQL requests as messages to the database server. The results of every SQL command are returned over the network. The server uses its own pr
Other than performance issues, there could be security reasons for using something like xinetd. Make simple design in which a new version of xinetd gives a layer of security.
In this part, we shall talk about about message passing libraries. In history, various message passing libraries have been available since the 1980s. These executions differed subs
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