Installation Manual Part 2

Company Proprietary
Adaptive Broadband
U-NII Product Installation Manual 05/29/2001
9-5
http://<ip address of SU>/installation/step2 (ex http://192.168.254.254/installation/step2)
7. This will display two columns of data, one column for RF channels using horizontal
polarization and a second for vertical polarization. Turn the SU in 2 degree arcs until the
channel desired is listed as “Good” and is green in color.
8. Click on the “next” button to initiate registration of the SU with the AB-Access network.
The RSSI web interface will refresh itself every 5 seconds, allowing the installer to adjust the SU
until the best alignment possible is achieved. The RSSI application will actually rank connection
validity. Table 8-1 details these rankings.
Table 9-1 RSSI Link Validity
Link Validity Color CNR
2
PER
1
Good Green Greater than or equal to 10dB Less than 1%
Marginal Yellow Less than 10dB Less than 1%
Bad Pink Non Applicable Greater than 5%
1
: PER is Frame Downlink Header Error Rate (FDHDR)
2
: CNR = RSSI –81.6dbm
Bad links will not allow any registration. Marginal links will allow registration but may be
subject to interference by a number of factors. Good links will be the best selection for
registration.