Table 3-5 Modem Dip Switch Setting - Cisco 15216 EDFA2 Operation Manual

Communications
Table 3-4
Component
1 RJ-11 to RJ-11 telephone cable
1 PSTN dial-up telephone line
3.5.4.2 Modem Signals
The only signals required for communication are TXD (transmit), RXD (receive), and SIGNAL
GROUND. By adjusting the modem manufacturer settings, the other signals can be ignored.
3.5.4.3 Modem Power Up
The modem has a DIP switch that overrides certain NVRAM settings during a power up. For consistent
operation throughout the power cycles, the DIP switches must be set as displayed in
Table 3-5
DIP Switch Setting Up (U) or Down (D)
1
2
3
4
5
6
7
8
3.5.4.4 Modem Configuration Settings
After configuring the DIP switch settings, each modem configuration must then be set using a terminal
program such as Microsoft Windows HyperTerminal.
Connect the modem to the PC serial port using a DB-25M to DB-9F modem cable as per the
manufacturer recommendations.
Set the terminal communication parameters as follows:
•
•
•
•
Table 3-6 on page 3-13
settings survive power supply interruptions. Use these settings to configure each modem.
Cisco ONS 15216 EDFA2 Operations Guide
3-12
F I N A L D R A F T - C I S C O C O N F I D E N T I A L
Communication Component List
Modem DIP Switch Setting
D
U
U
D
U
U
U
D
19,200 baud
No parity
8 bits per character
1 stop bit, and no flow control
gives a brief description of the modem settings that are stored in NVRAM. These
Notes
For connection between the modem and
PSTN dial-up telephone line.
Description
Data terminal ready override
Verbal result codes
Suppress result codes
No echo, offline commands
Auto-answer on first ring, or higher if
specified in NVRAM
Carrier detect normal
Load NVRAM defaults
Smart mode
Chapter 3 Installation
Table 3-5.
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