3Com OFFICECONNECT 3C886 - Manual (Page 69)

Configuring Modem Control Parameters 69
If you wish to password protect the configuration profile of the 56K LAN Modem,
refer to “Locking and Unlocking the Configuration.”
Configuring Modem
Control Parameters Most users will be able to safely leave the modem control parameters set to their
default values. However, advanced users may wish to further define the manner in
which the LAN Modem operates. This section describes modem control
parameters, and explains modem control configurations.
Understanding Modem
Controls
Each service provider that you configure (up to four) is automatically associated
with its own corresponding modem control profile. If you would like to further
define your modem’s performance, you may do so as described in this section. A
description of the modem control parameters is provided followed by instructions
for changing these parameters.
Connection Controls
Connection Controls allow you to define the manner in which your modem
connects to a remote site. The following options are provided.
Table 5 Connection Controls
Mode Controls
Mode Controls allow you to define your LAN Modem’s operating conditions. The
following options are provided.
Table 6 Mode Controls
Protocol Controls
Protocol Controls allow you to set data correction and error control values. The
following options are provided.
Table 7 Protocol Controls
Connection Control Description
US/ITU-T answer sequence Allows you to set your answer sequence.
Guard Tone Allows you to specify the guard tone for your geographical
region.
56K If enabled: Sets the minimum CONNECT rate.
If disabled: Sets the ceiling CONNECT rate to 33600.
Pulse (rotary) dial make/break
ratio Sets the make/break ratio for pulse dialing.
Minimum Connect Speed Sets the minimum speed at which the modem is allowed to
connect.
Mode Control Description
Speaker Operations Allows you to change your LAN Modem’s speaker settings.
Dialing Specifies either pulse or tone dialing.
Advanced init string Reserved for future implementation
Protocol Description
Data Compression Sets your data compression preference
Error Control Sets your error control preference