Cisco Cisco Aironet 1552H Outdoor Access Point 설치 가이드

Administrative Rules for Low-power Radio-Frequency Devices

Article 12

For those low-power radio-frequency devices that have already received a type-approval, companies, 
business units or users should not change its frequencies, increase its power or change its original 
features and functions.

Article 14

The operation of the low-power radio-frequency devices is subject to the conditions that no harmful 
interference is caused to aviation safety and authorized radio station; and if interference is caused, the 
user must stop operating the device immediately and can't re-operate it until the harmful interference is 
clear.

The authorized radio station means a radio-communication service operating in accordance with the 
Communication Act. 

The operation of the low-power radio-frequency devices is subject to the interference caused by the 
operation of an authorized radio station, by another intentional or unintentional radiator, by industrial, 
scientific and medical (ISM) equipment, or by an incidental radiator. 

Low-power Radio-frequency Devices Technical Specifications

4.7

Unlicensed National Information Infrastructure

4.7.6

The U-NII devices shall accept any interference from legal communications and shall not interfere the 
legal communications. If interference is caused, the user must stop operating the device immediately and 
can't re-operate it until the harmful interference is clear.