Setting up a wireless network infrastructure with the Cisco 5520 Wireless LAN Controller (WLC) is essential for businesses that demand reliable and secure Wi-Fi connectivity. Whether you're deploying it for the first time or refreshing your setup, this comprehensive step-by-step guide will walk you through the process of configuring your Cisco 5520 WLC to manage enterprise-level wireless networks effectively.

Step 1: Unboxing and Connecting the Hardware

• Unpack the Cisco 5520 Wireless Controller and check for necessary accessories (power cable, console cable, rack mounts).
• Connect the console port to your PC using the console cable.
• Connect the management and service ports to your network.
• Power on the device.

Step 2: Access the Controller via Console

• Launch a terminal emulator (e.g., PuTTY or Tera Term).
• Use the following settings:
  • Baud rate: 9600
  • Data bits: 8
  • Stop bits: 1
  • Parity: None
  • Flow control: None
• Once connected, you should see the initial setup prompt.

Step 3: Initial Setup Wizard

The setup wizard will ask for:

• System Name
• Administrative username and password
• Management interface IP, Netmask, Default Gateway
• VLAN identifier (if applicable)
• DHCP server IP (optional)
• Time zone and NTP server (recommended for logging)

Complete each prompt to apply basic configuration.

Step 4: Web Interface Access

• After basic setup, access the controller via a web browser using the management IP.
• Use HTTPS: https://<management-IP>
• Login using the credentials you just created.

Step 5: Configure Wireless LANs (WLANs)

• Navigate to WLANs > Create New
• Enter a profile name and SSID
• Select the appropriate interface and WLAN ID
• Set security parameters (WPA2, WPA3, RADIUS, etc.)
• Enable the WLAN

Step 6: Add and Manage Access Points

• Go to Wireless > Access Points
• Connect Cisco CAPWAP-compatible Access Points to the network
• They will be automatically discovered by the controller
• Assign them to the appropriate AP Groups and WLANs

Step 7: Apply Security & QoS Settings

• Set up AAA servers under Security > AAA
• Enable rogue AP detection
• Configure QoS profiles under QoS > Profiles

Step 8: Save and Back Up Configuration

• Save the configuration by navigating to Commands > Save Configuration
• Export the config file for backup purposes regularly

Conclusion: The Cisco 5520 Wireless Controller is a powerful tool for managing large-scale enterprise Wi-Fi networks. With this step-by-step guide, Domain Networks Pvt Ltd ensures that your network setup is efficient, secure, and scalable. Whether you rent or purchase Cisco equipment, always partner with a trusted provider to ensure high availability and expert support.

Need Help with Deployment? Contact Domain Networks Pvt Ltd for expert support, hardware rentals, or complete networking solutions tailored to your business