EdgeRouter - How to Connect to Serial Console


Overview


Readers will leader how to connect to an EdgeRouter using a RJ45 serial console cable.

NOTES & REQUIREMENTS:
Applicable to the latest EdgeOS firmware on all applicable EdgeRouter models that include console ports. Knowledge of the Command Line Interface (CLI) and basic networking knowledge is required. Please see the Related Articles below for more information. Devices used in this article:

Table of Contents


  1. Supported Models & Serial Console Settings
  2. How to Connect to Serial Console
  3. Related Articles

Supported Models & Serial Console Settings


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The tables below list the EdgeRouter models that are equipped with an RJ45 serial console port:

 Model Console Port
ER-4
ER-6
ER-8-XG
ERPro-8
ERLite-3
ERPoE-5
 Model Console Port
ER-8
EP-R8
EP-R6
ER-X
ER-X-SFP

The default serial port settings are listed below:

  • Baud rate: 115200
  • Data bits: 8
  • Parity: NONE
  • Stop bits: 1
  • Flow control: NONE 

How to Connect to Serial Console


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In order to connect to the console you will need to use the following items/programs:

  • RJ45 to DB9 serial console cable (rollover cable)
  • USB to DB9 adapter
  • Terminal emulation program, such as PuTTY

1. Open the terminal emulator and specify the serial COM line and the baud rate/speed.

2. Connect to the EdgeRouter and log in using your credentials.

Welcome to EdgeOS ubnt ttyS0

By logging in, accessing, or using the Ubiquiti product, you
acknowledge that you have read and understood the Ubiquiti
License Agreement (available in the Web UI at, by default,
http://192.168.1.1) and agree to be bound by its terms.

ER login: <username>
Password: <password>
NOTE: The default username and password are ubnt/ubnt.

3. Press ? to get a listing of all commands available.


Related Articles


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Intro to Networking - How to Establish a Connection Using SSH

EdgeSwitch - How to Connect to Serial Console