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10-4
C
10: C
HAPTER
ONTROLLING DATA RATES
Controlling Link
Speeds with &N
and &U
Controlling Lin
Speeds
Specifying the
Connect Speed
Limiting a Range of
Possible Connect
Speeds
Example: Sending
AT&N8
that are operating at 14.4 Kbps.
You can use the &N and &U commands to control link speeds
Use the following table to determine how to use &N and &U commands
To limit the
Specific connect speed
Range of possible connect speeds
The default values for &N and &U are 0. If you change these values, you
will limit the speeds at which you can connect. 3Com recommends that
you do not alter these values.
The &N command allows you to specify the connect speed. If a remote
modem attempts to connect to your Courier V.Everything modem at a
speed different from &N, your Courier V.Everything modem will not allow
it to connect.
To limit the
Highest possible connect
speed
For a complete list of connect speeds, see the table in section &N and &
Command Values.
By setting &N and &U values, you can limit the range of speeds at which
your Courier V.Everything modem connects. If a remote modem does not
connect to your Couri e r V.Everything modem at a range between the
speeds designated by the &N and &U commands, your Courier
V.Everything modem will not allow it to connect
will only allow connections with remote devices
Use this command
AT&N=x
Use
AT&N
AT&N
and
AT&U
Where x is
A value from 0 to 39
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