🌐 Cisco Configuration Syntax Highlighting for Sublime Text

A fresh take on a comprehensive syntax highlighter for Cisco IOS, NX-OS, and IOS-XE configurations

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✨ Features

CiscoSyntax by BadWifi brings intelligent syntax highlighting to your Cisco configuration files, making them easier to read, understand, and troubleshoot.

🎯 Highlights Include:

• 📡 Interface Recognition - All interface types (Ethernet, GigabitEthernet, TenGigabitEthernet, Port-Channel, Loopback, VLAN, Tunnel, Serial, Cellular, and more)
• 🌍 IP Addressing - IPv4, IPv6 (full and condensed), CIDR notation, and MAC addresses
• 🔐 Security & Crypto - ACLs (access-lists, access-groups), crypto maps, transform-sets, and object-groups
• 🔀 Routing Protocols - BGP configurations (peer-groups, peer-policies, peer-sessions, neighbors)
• 🏷️ VRF Support - VRF definitions and forwarding instances
• 📊 QoS Policies - Class-maps, policy-maps, and service-policies
• 💬 Comments & Descriptions - Clearly distinguished configuration comments and interface descriptions
• 🎨 Command Modes - Visual distinction between user mode (#) and privileged mode (>)
• 🚫 Disabled Commands - Special highlighting for no and default commands

📁 Supported File Extensions:

• .ios
• .cisco
• .config
• .log
• note that .txt can be defaulted to this by selecting

View->Syntax->Open all with current extension as...

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📸 Screenshots

All Screenshots taken using Ayu-dark sublime theme.

Screenshot Commands Prompt

Screenshot Interface and VLANs

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📦 Installation

🚀 Via Package Control (Coming Soon)

Once published to Package Control:

1. Open Sublime Text
2. Press Ctrl+Shift+P (Windows/Linux) or Cmd+Shift+P (Mac)
3. Type "Package Control: Install Package"
4. Search for "CiscoSyntax BadWifi"
5. Press Enter to install

📥 Manual Installation

Option 1: Using Git (Recommended)

1. Navigate to your Sublime Text Packages folder:

   • Windows: %AppData%\Sublime Text\Packages\
   • Mac: ~/Library/Application Support/Sublime Text/Packages/
   • Linux: ~/.config/sublime-text/Packages/

2. Clone this repository:

   git clone https://github.com/badwifi/CiscoSyntax-Badwifi-Sublime-syntax.git "CiscoSyntax BadWifi"

3. Restart Sublime Text

Option 2: Direct Download

1. Download the latest release
2. Extract the contents to your Sublime Text Packages folder (see paths above)
3. Ensure the folder is named CiscoSyntax BadWifi
4. Restart Sublime Text

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🎯 Usage

Automatic Detection

The syntax highlighter will automatically activate for files with these extensions:

• .ios
• .cisco
• .config
• .log

Manual Selection

For other file types:

1. Open your Cisco configuration file
2. Click on the syntax name in the bottom-right corner (or press Ctrl+Shift+P / Cmd+Shift+P)
3. Select "Set Syntax: CiscoSyntax BadWifi"

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🤝 Contributing

Contributions are welcome! If you find a bug or want to add support for additional Cisco commands:

1. Fork the repository
2. Create a feature branch (git checkout -b feature/your-feature)
3. Commit your changes (git commit -m 'Add some feature')
4. Push to the branch (git push origin feature/your-feature)
5. Open a Pull Request

🐛 Reporting Issues

Found a bug or missing syntax highlighting? Open an issue with:

• A description of the problem
• Sample configuration snippet
• Expected vs actual highlighting behavior

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📄 License

This project is licensed under the MIT License - see the LICENSE file for details.

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💙 Support

If you find this syntax highlighter useful, please:

• ⭐ Star this repository
• 🐛 Report bugs or request features via Issues
• 🔀 Submit pull requests to improve the highlighting

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Created and maintained by Michael Burk, CCIE #50207 Badwifi.dev