RF-Link NL6000 - Manual (Page 33)

RF Neulink NL6000 User Guide 33
Refer to Section 5.6.1 for more information about each packet mode
Setting the Data Rate
1. Select Network ä Data Rate.
2. Select the data rate you want to use depending upon the bandwidth you
occupy and your licenses. The available options are 12,000 bps and
22,050 bps.
Setting the Request ACKs Option
1. Select Network
ä
Request ACKs .
2. Select from the following options:
1-Enable When the modem sends data it requests an ACK from
the destination modem. If it does not receive an ACK,
the modem will retransmit up to the number of times
you specify in the Max Retries option.
2-Disable When the modem sends data it does not request an
ACK from the destination modem.
Setting the Contention Option
1. Select Network ä Contention.
2. Select from the following options:
1-None Do not use contention to determine when to transmit.
2-CSMA Enable Carrier Sense Multiple Access (CSMA) so that
transmission waits until the channel is free of contention.
This option is helpful if a unit s transmit and receive
frequencies are the same.
Setting the Max Retries Option
You only need to set this parameter if the Request ACKs option is enabled.
The system ignores this parameter if it is disabled.
1. Select Network ä Max Retries.
2. Enter the greatest number of times you want to retransmit if you do not
receive an ACK response. The value must be in the range 1 9.