Brand: Cisco
Category: Networking
Document Type: Installation Guide
Language: EN
Installation Guide for Catalyst 9300 Series
Uploaded: Nov. 21, 2025, 7:54 p.m.
Manual Publish Date: 2020-01-31
Warranty Information
Warranty information is provided separately with the product. Contact your Cisco representative for a copy if unavailable.
This guide provides detailed instructions for installing, configuring, and managing Cisco Catalyst 9300 Series switches. It covers hardware installation, including rack-mounting and table-mounting, network module and power supply installation, and basic switch configuration using both the Web User Interface and the Command-Line Interface (CLI). The document also details front and rear panel components, LEDs, and various port types. Additionally, it includes technical specifications, connector and cable information, and troubleshooting guidance.
Troubleshooting and error codes
| Convention | Description |
|---|---|
| ^ or Ctrl | Both the ^ symbol and Ctrl represent the Control (Ctrl) key on a keyboard. For example, the key combination ^D or Ctrl-D means that you hold down the Control key while you press the D key. (Keys are indicated in capital letters but are not case sensitive.) |
| bold font | Commands and keywords and user-entered text appear in bold font. |
| Italic font | Document titles, new or emphasized terms, and arguments for which you supply values are in italic font. |
| Courier font | Terminal sessions and information the system displays appear in courier font. |
| Bold Courier font | Bold Courier font indicates text that the user must enter. |
| [x] | Elements in square brackets are optional. |
| ... | An ellipsis (three consecutive nonbolded periods without spaces) after a syntax element indicates that the element can be repeated. |
| | | A vertical line, called a pipe, indicates a choice within a set of keywords or arguments. |
| [x | y] | Optional alternative keywords are grouped in brackets and separated by vertical bars. |
| {x | y} | Required alternative keywords are grouped in braces and separated by vertical bars. |
| [x {y | z}] | Nested set of square brackets or braces indicate optional or required choices within optional or required elements. Braces and a vertical bar within square brackets indicate a required choice within an optional element. |
| string | A nonquoted set of characters. Do not use quotation marks around the string or the string will include the quotation marks. |
| <> | Nonprinting characters such as passwords are in angle brackets. |
| [] | Default responses to system prompts are in square brackets. |
| !, # | An exclamation point (!) or a pound sign (#) at the beginning of a line of code indicates a comment line. |