Wireless Networking Concepts and Metrics

The video tutorial covers the performance of wireless networks, focusing on factors like throughput and signal strength. It explains RSSI, its measurement, and how it affects network performance. The tutorial also discusses EIRP, regulations on signal transmission, and different types of antennas, including their applications. Finally, it addresses access point efficiency, association times, and the importance of site surveys to optimize wireless network performance.

What does RSSI stand for in wireless networking?

• Remote Signal Strength Indicator

• Relative Signal Strength Index

• Radio Signal Strength Index

• Received Signal Strength Indication

Which RSSI value range is considered excellent?

• Negative 50 and higher

• Negative 90 and higher

• Negative 80 and higher

• Negative 70 and higher

What does EIRP stand for?

• Effective Isotropic Radiated Power

• Effective Internal Radiated Power

• External Internal Radiated Power

• External Isotropic Radiated Power

What is the maximum EIRP for a 2.4 GHz access point in the United States?

• 36 dBm

• 30 dBm

• 25 dBm

• 40 dBm

Which type of antenna is best for extending a wireless signal between buildings?

• Directional antenna

• Omnidirectional antenna

• Internal antenna

• Rubber duck antenna

What is the effect of increasing the gain by 3 dB in an antenna?

• Reducing the power of transmission by half

• Doubling the power of transmission

• Halving the power of transmission

• Tripling the power of transmission

What is the term for the time it takes for a device to connect to an access point?

• Access point association time

• Connection latency

• Signal acquisition time

• Network handshake time

What protocol can be used to query access points for metrics?

• SMTP

• FTP

• SNMP

• HTTP

What is a common issue in very dense environments with many users?

• Frequency overload

• Signal reflection

• Low RSSI

• High EIRP

What tool can be used to create heat maps of wireless signal strength?

• Spectrum analyzer

• Third party software

• Access point

• Wireless controller