Filter
Top Products
4. Configuration Options
4-100
September 2002 9128-A2-GB20-80
Configuring the Modem Port
Select Modem Port from the Management and Communication menu to configure
the modem port (seeTable 4-25, Modem Port Options).
Main Menu
→
Configuration
→
Management and Communication
→
Modem Port
Link Protocol
Possible Settings: PPP, SLIP
Default Setting: PPP
Specifies the link-layer protocol to be used. Only in effect when the COM port is
configured as a network communication link (Port Use option is set to Net Link).
Display Conditions
– This option only appears when Port Use is set to Net Link.
PPP – Point-to-Point Protocol.
SLIP – Serial-Line Internet Protocol.
Table 4-24. Communication Port Options (5 of 5)
Table 4-25. Modem Port Options (1 of 4)
Port Use
Possible Settings: Terminal, Net Link
Default Setting: Terminal
Assigns a specific use to the modem port.
NOTE: If the Default IP Destination is set to Modem (see Table 4-17, Node IP Options)
and you change Port Use to Terminal, the Default IP Destination is forced to None.
Terminal – The modem port is used for the asynchronous terminal connection.
Net Link – The modem port is a network communications link to the IP network. You
cannot change Port Use to Net Link when the Modem PassThru feature is enabled. When
you try, the
Cannot change Port Use – Modem PassThru is enabled
message
is displayed. See
Modem Operation
in Chapter 7,
Operation and Maintenance
, for more
information about Modem PassThru operation.
Dial-In Access
Possible Settings: Enable, Disable
Default Setting: Enable
Controls whether external devices can dial-in to the system through the internal modem.
This allows dial-in access by a remote terminal when Port Use is set to Terminal. When
Port Use is set to Net Link, Dial-In Access must be set to Enable to allow an external NMS
to dial in to the device.
Enable – Dial-in access is allowed. Incoming calls are answered.
Disable – Dial-in access is not allowed. Incoming calls are not answered. You cannot
disable Dial-In Access when the Modem PassThru feature is enabled. When you try, the
Cannot change Dial-In Access when Modem PassThru is enabled
message
is displayed. See
Modem Operation
in Chapter 7,
Operation and Maintenance,
for more
information about Modem PassThru operation.