Using The Maximum Link Length Setting; Ethernet Settings - Cisco FM3200 Base Installation And Configuration Manual

In Cisco devices, AES is applied using a proprietary encoding
algorithm, enabling industry-grade network security.
IMPORTANT
The AES feature must be enabled using a software plug-in
(FM-AES). Contact your Cisco Networks representativefor
details.
To use the Data Packet Encryption setting, do the following steps:
1. Click the
2. Choose the correct encryption activation setting from the list of
drop-down options.
3. Click the Save button to save your settings. Alternatively, clear
the settings by clicking the Cancel button.

Using the Maximum link length setting

This setting is used to set the maximum distance between the relevant
wireless links. It is also used to set media access control (MAC) layer
timeouts for transmitted packets.
To choose the Maximum link length setting manually, do the following
steps:
1. Choose the unit of distance measurement (Kilometres or Miles)
by clicking the correct radio button.
2. Enter a distance setting in the
3. Click the Save button to save your settings. Alternatively, clear
the settings by clicking the Cancel button.
To let the system choose the optimal Maximum link length setting and
MAC layer timeouts automatically, check the Automatic check-box.

6.6.2. Ethernet settings

The Ethernet settings window contains controls to change the data
exchange speeds of the unit's two RJ45 Ethernet ports.
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Device configuration using the configurator interface
Data Packet Encryption drop-down menu.
NOTE
If Cisco plug-in FM-AES is not installed, the
ENABLED drop-down option will not be available.
Distance field.
IMPORTANT
If too short a distance value is entered, unnecessary
packet re-transmissions may occur, degrading overall
link performance.
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