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Wideband Digital Cross Connects
A SONET cross connect accepts various optical carries rates accesses the STS signals and switches at this level . it is idally used at a SONET hub as shown in one major difference between a cross connect and an add drop multiplexer is that broadband cross connect can be used for grooming of STS is or for broadband traffic management. For example it may be used to segregate high bandwidth from low bandwidth traffic and send it separately to high bandwidth switch and a low bandwidth switch. It is the synchronous equivalent of aDS-3 digital cross connect and support hubbed networks.
What is Stop-and-Wait Protocol? In Stop and wait protocol, sender sends single frame, waits unless it receives confirmation from the receiver (okay to go ahead), and then sends
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Define the term - frame and packets Frames sum up packets. When a packet arrives at data link layer, the complete packet, header, data and remaining all, is used as data field
When an error is discovered the receiver is able to ask the sender to retransmit the entire data unit Error Correction-Forward Error Correction A receiver is able to u
what is protocol?
what are network performance characteristics?
What is use of Carrier sense multiple access Carrier sense multiple access with collision detection (CSMA/CD) is a form of medium access control in which a station listens to
Ajax is a relatively new set of techniques that, in a sense, implement some of the functionalities originally provided by RPC. Ajax is primarily used to build web applications with
What is the difference among TFTP and FTP application layer protocols? The Trivial File Transfer Protocol (TFTP) permits a local host to get files from a remote host but does n
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