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4.3 RS232 Interface/Application Programmable Interface (API)
Data Standards
Data Interfaces
The RS232 port on the TANDBERG Gateway is implemented as Digital Circuit Terminating
Equipment (DCE).
The connectors used are female 9-pin D-subs and the pin-out is shown in table below.
Signal Name
Carrier detect, CD
Receive data, RXD
Transmit data, TXD
Data terminal ready, DTR
Signal ground, GND
Data set ready, DSR
Ready to send, RTS
Clear to send, CTS
Ring indicator, RI
Note: The API commands may also be accessed via Telnet, through the TANDBERG
Gateway's Ethernet connection.
4.3.1 API commands
Please refer to the document 'TANDBERG Gateway API' (D13202) for details.
The RS232 port is used for local software upgrades, local control and diagnostics.
Also, refer to 'TANDBERG SNMP' (D12190) for SNMP implementation.
D13192 Rev. 02
Technical Description of
Data
TANDBERG Dynamic Data Channel (DDC)
Modem
Standard modem commands
1 x Data port, RS-232 (9-pin D-sub), Up to 115200 Baud for Data & Control
Direction
Pin number
From DCE
1
From DCE
2
To DCE
3
From DCE
4
5
From DCE
6
To DCE
7
From DCE
8
From DCE
9
TANDBERG Gateway
with software version G2
21
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