ExtremeWireless™ V10.41.06 Maintenance Guide
> Recovering the Wireless Controller
Published April 2018
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Preface
Text Conventions
Safety Information
Sicherheitshinweise
Consignes De S??curit??
Providing Feedback to Us
Getting Help
Extreme Networks Documentation
About This Guide
Who Should Use This Guide
How to Use This Guide
Backing Up and Restoring the Image
Creating a Backup Image
Backing Up and Restoring Characteristics by Controller Models
Backing Up Image File Name
Backing Up the Current Image During the Upgrade Process from the Wireless Assistant GUI
External Storage
Backing Up the Current Image During Upgrade from the CLI
Backing Up the Current Image from Rescue Mode
Restoring the Backup Image from the GUI
Downloading a Backup Image from an FTP or SCP Server
Deleting a Backup Image That Is Available for Restore
Restoring Characteristics by Controller Models
Restoring the Backup Image from the CLI
Restoring the Backup Image from Rescue Mode
Restoring from the Local Drive
Restoring from a Remote FTP Server
Restoring the Rescue Image
Restoring to Factory Default
Backing Up and Restoring the Configuration
Backing Up the Wireless Controller Configuration
Working with a Portable and Text Editable Backup
Uploading a Backup to a Server
Copying a Local Backup to Flash
Scheduling a Backup
Deleting a Backup
Restoring the Wireless Controller Configuration
Downloading a Backup File
Upgrading the Wireless Convergence Software
Upgrading Process
Upgrading the Image File Name
Upgrading Using the GUI
Upgrading Locally
Downloading the Remote Image File to the Local Drive or USB Device
Upgrading Remotely
Running the Upgrade from the FTP Server
Modifying a Scheduled Software Upgrade
Deleting a Software Image
Upgrading Using the CLI
Migrating the Platform Configuration
To Migrate a Platform Configuration
Upgrading Two Controllers in Availability Mode
Upgrading Software on Controller 1
Upgrading Software on Controller 2
Manually Moving APs Back to Local Controller
Upgrading Two Controllers in Session Availability Mode
Working with External Storage Devices
Working with an External Storage Device
Mounting a Flash Device on the Wireless Controller
Un-mounting a Flash Device from the Controller
Deleting Files from a Flash Device
Using the Console Port
Using the Console Port in the Wireless Controller
Entering Rescue Mode on the Wireless Controller C25, C4110, and C5110
Entering Rescue Mode on the Wireless Controller C35, C5210, and C5215
Using the Console Port for the V2110
Performing System Maintenance
Changing Log Levels, Syslog Event Reporting, and AP Log Management
Changing Log Levels
Enabling and Defining Parameters for Syslog
Enabling AP Log Management
Copying AP Logs
Enabling or Disabling the Poll Timer
Shutting Down the System
Resetting Your System Configuration
Resetting Wireless APs to Factory Default Settings
Resetting APs to Factory Defaults
Using the Reset Button (Hardware)
AP37xx Series Reset
AP38XX Series Reset
AP39xx Series Reset
AP3917 Reset
AP3916ic Reset
AP3915 Reset
AP3912 Reset
AP3935 Reset
AP3965 Reset
Replacing the CMOS Battery
Removing the Discharged Battery
Installing the New Battery
Verifying BIOS Data and Resetting the Controller Clock
Using Controller Utilities
Using Controller Utilities
Capturing Exception Traffic
Enabling SNMP
MIB Support
NetSight Suite Integration
Enabling SNMPv1/v2c on the Wireless Controller
Enabling SNMPv3
Editing SNMPv3 User Accounts
Deleting SNMPv3 User Accounts
Recovering the Wireless Controller
Rescue Mode Authentication Service Management Menu
Recovering the Wireless Controller from File System Corruption
Maintaining the Wireless Controller
Maintaining the C35 Controller
C35 Front Panel Features
C35 Back Panel Features
Maintaining the C25 Controller
C25 Front Panel Features
C25 Back Panel Features
Maintaining the C5110 Controller
C5110 Front Panel Features
C5110 Back Panel Features
Inside the System
Attaching the Front Bezel
Opening and Closing the C5110
Opening the C5110
Closing the C5110
Maintaining the C5210 Controller
C5210 Front Panel Features
C5210 Front Control Panel Features
C5210 Back Panel Features
Maintaining the C5215 Controller
C5215 Front Panel Features
C5215 Front Control Panel Features
C5215 Back Panel Features
Maintaining the C4110 Controller
Maintaining the Wireless AP Software
Maintaining a List of Current Software Images
Deleting a Software Image
Downloading a New Software Image
Defining Parameters for a Software Upgrade
Performing Wireless AP Diagnostics
Performing Wireless AP Diagnostics Using SSH
Enabling SSH on a Selected Wireless AP
Disabling SSH Access on a Selected AP
Opening Live SSH Console to a Selected AP
Opening Remote Shell
Configuring Packet Capture on a Selected AP
Packet Capture Parameters
Configuring Live Packet Capture
Wireshark Configuration
Recovering the Wireless Controller
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