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Q. Show the Function of Signals?
- TD transmitted data
- RD received data
- DSR data set ready
- DTR signifies data terminal ready
- RI denotes ring indicator
- DCD: data carrier detect
- RTS denotes to request to send
- CTS denotes clear to send
- SG denotes signal ground
1 Suppose you are the new regulator in charge who has authority over Internet services (although in reality such a position may not exist depending on your country). You aim to enh
Firewall is a device or a component that restricts access between a protected or an internal network from an external or untrustworthy network .A firewall basically limits unautho
What are gateways? Gateways give connectivity among two or more network segments. It is usually a computer that runs the gateway software and gives translation services. This t
SONET STS SONET defines a hierarchy of signalling levels called as STSs (Synchronous Transport Signals). Every STS level supports a certain data rate specified in megabits p
Reliable Data Transfer Figure illustrate the framework for reliable transfer. The service abstraction provided to the upper layer entities is that of a reliable channel
Q. What are the Routing Techniques? Routing Routing Techniques Static versus Dynamic Routing Routing Table for classful Addressing Routing Table for Cl
Consider figure. Assume a new flow E is added that takes a path from R1 to R2 to R6. How does the max-min bandwidth allocation change for the 5 flows?
Q. How is computer networks used in sales and marketing? Marketing and sales: Computer networks are used extensively in both marketing and sales organizations. Marketing pr
Process to send data is called as encapsulation and process to receive data is called De-encapsulation.
What utility can you use to see the path a packet takes through an internetwork? Ans) Trace - Uses Time-To-Live (TTL) values to make messages from each router used along the pat
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