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Repeaters
- Operate only in physical layer
- Connects two segments of the same LAN
- Both segments must be of the same protocol
- Only forwards frames; does not filter
Concept of connection between the PC and the cable modem Even if downstream channel works at 27 Mbps, user interface is nearly always 10-Mbps Ethernet. There is no way to get b
Simplicity The advantage of this approach is the simplicity of receiver buffering. The receiver need not buffer out of order packets the sender must maintain the upper an
Primary Function Core network typically providing the followings functionality 1.Aggregation : the highest level of aggregation in a service provider networks. The
Discuss the interdependence of networking hardware and software. Is it possible to have one without the other? Explain
Responses Responses are sent from the server to the client. A responses is a three digit code that may be followed by additional textual information.
What is DNS? DNS is Domain Name System. The major function of this network service is to provide host names to TCP/IP address resolution.
Q. Illustrate Stop-and-Wait Automatic Repeat request? - Simplest flow as well as error control mechanism - The sending device keeps a duplicate copy of the last frame transm
Identify Connectivity Problems Step 1: Use the ping command to test network connectivity. Use the following table to test the connectivity of every network device.
State some Security Models The first and foremost thing one needs to do is to chalk out a security plan and policy based on any security model. The term security policy shall
a) Assume that the time required to transmit one packet (i.e. the packet length divided by link data rate) is 10ms and the Round Trip Time (from Source to Destination and back) is
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