Siemens network router 2614 Manual

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Siemens network router 2614
B-3
DB-9 Port Pin Assignments
Table B-4. DB-9 Port Pin Assignment
Serial Port to 9-Pin COM Port on Computer
Table B-5. Serial Port to 9-Pin COM Port on Computer
Serial Port to 25-Pin DCE Port on Modem
Table B-6. Serial Port to 25-Pin DCE Port on Modem
EIA
Circuit
CCITT
Signal
Description Gateway’s
DB9 DTE
Pin #
Computer
DB9 DTE
Pin #
Modem
DB25 DCE
Pin #
Signal
Direction
DTE-DCE
CF 109 DCD (Data Carrier
Detected)
118<------
BB 104 RxD (Received Data)223<------
BA 103 TxD (Transmitted Data)332------>
CD 108.2 DTR (Data Terminal Ready) 4 4 20 ------>
AB 102 SG (Signal Ground)557-------
CC 107 DSR (Data Set Ready)666<------
CA 105 RTS (Request-to-Send)774------>
CB 106 CTS (Clear-to-Send)885<------
CE 125 RI (Ring Indicator) 9 9 22 <------
SpeedStream 2614’s
9-Pin Serial Port
CCITT Signal Computer’s
9-Pin COM Port
1 DCD -----------DCD ------------ 1
2 RXD <---------TXD ------------ 3
3 TXD -----------RXD ----------> 2
4 DTR -----------DSR ----------> 6
5 SGND -----------SGND ---------- 5
6 DSR -----------DTR ------------ 4
7 RTS -----------CTS -----------> 8
8 CTS <---------RTS ------------- 7
9 RI -----------RI --------------- 9
SpeedStream 2614’s
9-Pin Serial Port
CCITT Signal Modem’s
25-Pin DCE Port
1 <---------DCD ------------ 8
2 <---------RXD ------------ 3
3 -----------TXD ----------> 2
4 -----------DTR ----------> 20
5 -----------SGND ---------- 7
6 <---------DSR ------------ 6
7 -----------RTS -----------> 4
8 <---------CTS ------------- 5
9 <---------RI --------------- 22
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