Dahua 5.8GHz Wireless AP/CPE User Manual
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difference between two devices over 20M if the width of communication channel is 20M.
7. Packet loss and big time delay for ping device address of the computer
(1) Port isolation for AP which connects the same POE switch.
(2) Bad pressing and connection for cable crystal head (remake crystal head)
8. Users often lose connection and the speed is low.
(1) Too many users of AP access.
(2) Weak AP signal.
(3) Too many serious interference signals in the surrounding, client and AP are not binded.
(4) Check user number and if the upper level network bandwidth is already full.
13. Construction attention for wireless bridge and monitoring.
13.1 Construction attention
1. The horizontal direction and vertical angle of antenna
Try to make the AP antenna on the base station slope down a certain angle because the antenna
between base station and wireless bridge is directional. Meanwhile, try to make AP and client antenna
aim each other horizontally.
2. Height for setting antenna
There are some certain requirements for the distance between two points and height for setting antenna
during the actual wireless communication between two points due to the fact that the earth is a sphere.
Please refer to the following sheet for more details.
Frequency
3Km
5Km
10Km
15Km
5.8GHz
5m
7m
11m
16m
