CCNP Wireless FAQ: Installing Outdoor Wireless Systems

Q1. A site survey is normally performed immediately after a wireless installation is completed. True or false?

Answer: False. A site survey is normally performed before installation.

Q2. Anyone can install wireless antennas on radio towers as long as they are not afraid of heights. True or false?

Answer: False. No one should install antennas on radio towers unless he has been properly and professionally trained to work on towers. The installer also needs to be equipped with the proper tools and be covered by the proper insurance.

Q3. At microwave frequencies, the signal loss in coax cable is relatively high. True or false?

Answer: True.

Q4. A typical lightning strike produces a peak current of approximately how many amps?

Answer: A typical lightning strike produces a peak current of approximately 18,000 amps.

Q5: Fading is normal for microwave signals. What term is used to describe the extra signal power that every microwave link needs to overcome this fading?

Answer: The term that describes the extra signal needed to overcome microwave fading is the fade margin.

Q6. What should you do immediately after you test the throughput on a newly installed wireless link?

Answer: After testing the throughput of a new wireless link, you should document the results.

Q7. Name one advantage of standardizing on only a few customer premise equipment packages.

Figure: Inside/Outside Equipment-Mounting Configurations

ccnp-wireless-faq-installing-outdoor-wireless-systems

Answer: Standardizing on only a fewCPEpackages lowers your inventory costs. In addition, it lowers your support costs.

Q8. If your job responsibilities require you to work regularly in high-RF environments, you should use what piece of personal protective equipment?

Answer: If your job responsibilities require you to work regularly in high-RF environments, you should use a personalRFmonitor that provides an audible warning whenRFlevels exceed safety thresholds.

CCNP Wireless FAQ: Installing Outdoor Wireless Systems

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