Chapter 3 Installing the Router
Connecting to the Console and Auxiliary Ports
Table | GRP Auxiliary Port Signals | |||
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Pin | Signal |
| Input/Output | Description |
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1 | Signal |
| – | Signal Ground |
| Ground |
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2 | TxD |
| Input | Transmit Data |
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3 | RxD |
| Output | Receive Data |
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4 | RTS |
| Input | Request To Send (used for hardware flow |
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| control) |
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5 | CTS |
| Output | Clear To Send (used for hardware flow |
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| control) |
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6 | DSR |
| Output | Data Set Ready |
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7 | Signal |
| – | Signal Ground |
| Ground |
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8 | CD |
| Output | Carrier Detect (used for modem control) |
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20 | DTR |
| Input | Data Terminal Ready (used for modem |
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| control only) |
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22 | RING |
| Output | Ring |
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| Cisco 12006 and Cisco 12406 Router Installation and Configuration Guide |
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