A P P E N D I X A
Specifications
This appendix provides cable and technical specifications for the Catalyst 4900 series switches.
Console Port
The console port is an
Table | Console Port Pinouts | |||
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Pin | Signal |
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1 | RTS |
| output | request to send |
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2 | DTR |
| output | data terminal ready |
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3 | TXD |
| output | transmit data |
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4 | GND |
| — | — |
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5 | GND |
| — | — |
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6 | RXD |
| input | receive data |
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7 | DSR |
| input | data set ready |
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8 | CTS |
| input | clear to send |
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| Catalyst 4900 Series Switch Installation Guide |
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