Cisco Catalyst 1900 Series User Manual

7 GND  Ground
8 DCD > Data Carrier Detect (always on)²
20 DTR < Data Terminal Ready
Shield GND  Shield Ground
¹Pins 4 and 5 are connected.
²Pins 6 and 8 are connected.
Related Information
Connecting a Modem to the Console Port on Catalyst Switches●
Technical Support - Cisco Systems●
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Updated: Sep 04, 2003 Document ID: 10600
Cisco - Connecting a Terminal to the Console Port on Catalyst Switches
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Cisco Catalyst 1900 Series Specifications

General

Brand	Cisco
Model	Catalyst 1900 Series
Category	Switch
Language	English