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A communications channel is pathways over which information can be communicate. It may be described by a physical wire that connects communicating devices, or by a radio, laser, or other radiated energy source that has no clear physical presence. Information sent by a communications channel has a source from which the information originates, and a destination to which the information is delivered. Although information originates from a one source, there may be more than single destination, depending upon how many receive stations are related to the channel and how much energy the transmitted signal possesses.
Path Layer The path layer maps services such as DS3, FDDI, and ATM into the SONET payload formal. This layer provides end to end communications signals labelling path m
What is DHCP? DHCP is short for Dynamic Host Configuration Protocol. Its major task is to automatically assign an IP address to devices across the network. It first checks for
Describe Network Topology and VPN Network Topology refers to the layout of a computer network. It presents how devices and cables are physically laid out, as well as how they j
Addressing Complicated addressing scheme because there may be intermediate stations (APs), identified by flags
TCP/IP is a name provided to the collection (or suite) of networking protocols that have been used to construct the global Internet. The protocols are also referred to as the DoD (
Session layer protocols consists of NFS, SQL, RPC, Appletalk Session Protocol (ASP), XWindows, and NetBEUI.
how to descripe computer networks in a company
How is final different from finally and finalize ()? Final is a modifier which can be applied to a class or a method or a variable. final class can't be inherited, final method
Recognize the two commands that copies the configuration in NVRAM to RAM Ans) a) Copy startup-config running-config b) Configure memory
Q. Focus of Reliability Control? - Implementation of the OSI model puts emphasis on providing a reliable data transfer service while the TCP/IP model treats reliability as an e
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