Motorola AP-7131 Product Reference Manual page 65

Select Disable when the 802.11n rate settings and performance values defined on the
AP-7131 cannot be sustained (due to network congestion or interference). Once network
conditions improve to the point where 802.11n traffic can be sustained, enable the
Network parameter once again.
NOTE If re-enabling the adapter for 802.11 support, ensure additional 802.11n
settings (Aggregation,
enabled to ensure optimal operation.
7. Click OK to save the updates to the adapter's configuration.
Channel Width, Guard Interval
Hardware Installation 2-23
802.11n
etc.) are also