Determining the Supported Modem Signals

Determining the Supported Modem SignalsAccess Servers and MODEM CONTROL

Not all access servers support all modem signals. There are three types of access servers:

Full MODEM CONTROL

MODEM CONTROL

Access servers that support MODEM CONTROL can use only one of two sets of modem signals.

DTR/DSR support

Access Server Types and Supported Modem Signals

The following table lists the types of access servers and the modem signals that each type supports. To determine the type of access server that you have, refer to the software product description (SPD) for your access server.

Network Access Server

Modem Signals Supported

Type

 

Full MODEM CONTROL (Example: DECserver 700-08 access server)

MODEM CONTROL (Example: DECserver 700-16 access server)

Request To Send (RTS)

Clear To Send (CTS)

Data Set Ready (DSR)

Data Terminal Ready (DTR)

Data Carrier Detect (DCD)

Speed Mode Indicator (SMI)

RING Indicator (RI)

Data Signal Rate Selector (DSRS)

Supports one of two sets of signals (software selectable):

Set 1

Request To Send (RTS)

Clear To Send (CTS)

Data Set Ready (DSR)

Data Terminal Ready (DTR)

Configuring Modem Signals 10-3