3Com 3C888 User Guide - Page 83

Configuring V.90 Modem Control Parameters, Understanding Modem, Controls

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Configuring V.90 Modem Control Parameters 83 4 In the Local Domain Name field, you may choose to enter a name to identify this particular LAN on a network. Note that this field is not required. Leave blank if you are unsure about how to configure a local domain name. 5 Check the Enable DHCP server box to enable it or clear the box to disable it. WARNING: If you change the IP address and/or the subnet mask of your Dual 56K LAN Modem, the Dual 56K LAN Modem will re-initialize itself when you submit the changes by clicking Submit. When the re-initialization occurs, all calls are terminated, and you may have to reconfigure the IP addresses on the computers on the LAN. 6 For NetBIOS filtering, make your selection from the drop-down list box. 7 Click Submit. If you wish to password protect the configuration profile of the Dual 56K LAN Modem, refer to "Locking and Unlocking the Configuration." Configuring V.90 Modem Control Parameters Most users will be able to safely leave the modem control parameters set to their default values. Advanced users may further define the manner in which the LAN Modem operates when placing V.90 calls. This section describes modem control parameters and provides instructions for changing these parameters. 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 the performance of the modems for each service provider, you may do so as described in this section. Table 5 gives a description of each modem control parameter. Table 5 Modem Control Parameters Modem Control Parameter 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. Speaker Operations Allows you to change your LAN Modem's speaker settings. Dialing Specifies either pulse or tone dialing. Data Compression Sets your data compression preference Error Control (ARQ) Sets your error control preference Advanced Modem init. String Advanced users can further modify the modem settings each time a call is made.

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Configuring V.90 Modem Control Parameters
83
4
In the Local Domain Name field, you may choose to enter a name to identify this
particular LAN on a network. Note that this field is not required. Leave blank if you
are unsure about how to configure a local domain name.
5
Check the Enable DHCP server box to enable it or clear the box to disable it.
WARNING:
If you change the IP address and/or the subnet mask of your Dual 56K
LAN Modem, the Dual 56K LAN Modem will re-initialize itself when you submit
the changes by clicking
Submit
. When the re-initialization occurs, all calls are
terminated, and you may have to reconfigure the IP addresses on the computers
on the LAN.
6
For NetBIOS filtering, make your selection from the drop-down list box.
7
Click
Submit
.
If you wish to password protect the configuration profile of the Dual 56K LAN
Modem, refer to “Locking and Unlocking the Configuration.”
Con
fi
guring V.90
Modem Control
Parameters
Most users will be able to safely leave the modem control parameters set to their
default values. Advanced users may further define the manner in which the LAN
Modem operates when placing V.90 calls. This section describes modem control
parameters and provides instructions for changing these parameters.
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 the performance of the modems for each service provider, you may do so
as described in this section. Table 5 gives a description of each modem control
parameter.
Table 5
Modem Control Parameters
Modem Control Parameter
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.
Speaker Operations
Allows you to change your LAN Modem’s speaker settings.
Dialing
Specifies either pulse or tone dialing.
Data Compression
Sets your data compression preference
Error Control (ARQ)
Sets your error control preference
Advanced Modem init. String
Advanced users can further modify the modem settings
each time a call is made.