User's Manual

Chapter 3 - Operation and Administration Using the CLI Managing BSs
4Motion 571 System Manual
The value of Y that sets the upper limit for the Minimum and Maximum Size
parameters depends on the Maximum Cell Radius and Total Uplink Duration
parameters, using the following formula:
Y=A-3*(Total Uplink Duration)-(Extra TTG),
where A=46 for BW of 5 or 10 MHz, and 32 for BW of 7 MHz.
3.8.16.3 Restoring Default Values for Airframe Configuration
Parameters
After enabling the Airframe configuration mode you can restore the default values
for non-mandatory parameters in the following parameters tables:
 General (refer to Section 3.8.16.3.1)
 Map Zone (refer to Section 3.8.16.3.2)
 Downlink Diversity (refer to Section 3.8.16.3.3)
 Dynamic Permutation (refer to Section 3.8.16.3.4)
 Mimo (refer to Section 3.8.16.3.5)
3.8.16.3.1 Restoring the Default Values of Airframe General Parameters
To restore one or all of the Airframe non-mandatory General parameter to the
default value, run the following command:
npu(config-bs-66053-airframe)# no general [preamble-grp]
Table 3-34: Calculating the Upper Limit Value (Y) for Minimum and Maximum Size
Bandwidth (MHz) Maximum Cell Radius Total Uplink Duration (slots) Extra TTG (symbols)
5/10 1, 2, 4, 8 4, 6 0
1, 2, 4, 8, 15, 23 5, 7 1
15, 23, 30 4, 6 2
30 5, 7 3
7 1, 2, 4, 8, 15, 23 4 0
1, 2, 4, 8, 15, 23, 30 3, 5 1
30 4 2