Cisco CGR 2010 Installing And Connecting page 29

Installing and Connecting the Router
Connectors and Cabling for the 8-Port Asynchronous/ Synchronous RS-232 GRWIC
Table 12 Pinouts for Male and Female DB-25 Cables
Pin Signal
1 SHIELD
GND
2 TXD
3 RXD
4 RTS
5 CTS
6 DSR
7 GND
8 DCD
9 —
10 —
11 —
12 —
13 —
14 —
15 TXC
16 —
17 RXC
18 LTST
19 —
20 DTR
21 —
22 —
23 —
24 TXCE
25 —
RS-232 DB-9 Cable Pinouts
Table 13 on page 53
Table 13 Pinouts for CAB-9AS-M (Male DB-9)
Pin Signal
1 —
2 RD
3 TD
4 —
5 SGND
6 —
Direction Description
— Shield Ground
Input Transmit Data. Arriving data from DCE.
Output Transmit Data. Sending data from DTE.
Input Request to Send
Output Clear to Send
Output Data Set Ready
— Ground
Output Carrier Detect
— Reserved for data set testing.
— Reserved for data set testing.
— Unassigned
— Unassigned
— Unassigned
— Unassigned
Output Transmit Clock
— Unassigned
Output Receive Clock
Input Loopback Test (also Local Loopback)
— Unassigned
Input Data Terminal Ready
— Unassigned
— Unassigned
— Unassigned
Input Transmit Clock Enable
— Unassigned
shows the pinouts for the CAB-9AS-M (High Density 4-port EIA-232 to DB-9, DTE) cable.
Direction Description
—
Input Receive Data. Arriving data from DCE.
Output Transmit Data. Sending data from DTE.
—
— Ground
—
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