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What is the default CDP broadcast update rate for Cisco routers?
Ans) Cisco Discovery Protocol is a proprietary protocol to permit you to access configuration information on other routers and switches with a one command. It uses SNAP at the Data-Link Layer. By default CDP sends out a broadcast each 60 seconds and it holds this information for 180 seconds. CDP is enabled by default.
Q. What is Aspects of Security? - Security Attack: Any action whichcompromises the security of information owned by an organization. - Security Mechanism: A mechanism th
what are the main problems of signal propagation?why do radio waves not always follow a straight line?why is reflection both useful and harmful?
Wireless Ethernet (802.11) a) Operates on physical plus data link layers b) BSS (Basic service set) stationary or mobile wireless stations and a central base station known a
What is Sliding Window? The sliding window is an abstract method that explains the range of sequence numbers that is the concern of the sender and receiver. In other words, he
Q. Calculate Utilization percentage of the link? - System: Stop and wait ARQ - Bandwidth: 1Mbps - Round trip for one bit: 20ms - Frame length: 1000 bits Utilizatio
A modified NRZ code known as enhanced-NRZ (E-NRZ) operates on 7-bit words; inverting bits 2,3,6 and 7; and adding one parity bit to each word. The parity bit is chosen to make the
Urgent Pointer This 16 bite which is valid only f the urgent flag is set is used when the segment contains urgent data. If defines the number that must be added t
I have a project that need to be submit as soon as possible
#questi Scenario: Your Case Study must be based on the information provided. There will be no additional information. This must be submitted in a .doc, or .pdf format. If you sen
Three layers are called upper layers a) Application Layer - 7 b) Presentation Layer - 6 c) Session Layer - 5
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