Figure 15-5 Dial-Modem Cabling For Auto Answer (Dial-In To Bpx) - Cisco BPX 8620 Installation And Configuration Manual

Connecting Dial-In and Dial-Out Modems
Command
ATQ1
AT&W
Disconnect the terminal and the straight-through cable from the BPX control port.
Step 8
Connect the modem to the BPX control port by using null-modem cables as shown in Figure 15-5. A null
Step 9
modem cable is used because the connection is essentially a DCE to DCE rather than a DTE to DCE
connection.
Contact Cisco Customer Service to assist in testing the operation of the modem setup.
Step 10

Figure 15-5 Dial-Modem Cabling for Auto Answer (Dial-In to BPX)

Control
FG
TXD
RXD
RTS
CTS
DSR
DTR
SG
Legend
FG
TXD - Transmit Data
RXD - Receive Data
RTS - Request To Send
CTS - Clear To Send
DSR - Data Set Ready
DTR - Data Terminal Ready
CD
SG
Cisco BPX 8600 Series Installation and Configuration
15-14
Purpose
Disable the result codes.
Modem will appear "dead", will stop responding "OK" to commands
Note
Save the current configuration settings in nonvolatile memory. Writes and
stores to configuration location 1.
port
1
2
3
4
5
6
20
7
- Frame Ground
- Carrier Detect
- Signal Ground
Chapter 15 Connecting Temporary Terminal and Attaching Peripherals
Modem
connector
1
2
3
4
5
6
20
7
Release 9.3.30, Part Number 78-12907-01 Rev. E0, May 2005