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Addressing
Complicated addressing scheme because there may be intermediate stations (APs), identified by flags
briefly explain how firewalls protect networks
Q. Explain Silly window syndrome? When either sending application sends data gradually or receiving application consumes data slowly - Illustration when 1 byte sent 40 bytes
working of belmen ford algorithm
What are the Communication tools ? Voice mail ? Email ? Fax ? Video conferencing applications
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
Which of the following protocols are used for logical network addressing? Ans) Internet Protocol - IP gives routing and a one interface to the upper layers. No upper layer proto
PHYSICAL ADDRESSING IN A WAN: The physical addressing in a WAN is same as in LAN in the following way: The data is send in packets equivalent to frames. Every pack
State the Example of security audit as case study Linda narrates one of her experience about a security audit. She was performing a spot audit where she was checking certain
RIP timers
Options Negotiation To use any of the options first requires option negotiation between the client and server. Four control characters are used for this purpose.
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