• Secure Mobile Access 12.4
• Introduction to Connect Tunnel
  • About Connect Tunnel
  • Guide Conventions
  • Resources Available from Connect Tunnel
  • Downloading and Installing Connect Tunnel
• Connect Tunnel Client for Windows
  • Launching VPN Connection
  • Launching VPN Connection using Network Logon
  • Launching VPN Connection using Always-ON VPN (AoV)
  • Launching VPN Connection using Device VPN
  • Using Connect Tunnel
    • Viewing Connect Tunnel Status
    • Logging into Connect Tunnel
    • Choosing a Login Group
    • Processing Server Certificates
    • Disconnecting from Connect Tunnel
  • Customizing Connect Tunnel
    • Viewing Current Settings
    • Connecting to a Different VPN
    • Configuring Split Tunnel Mode
    • Configuring a Device VPN connection
    • Updating the Connect Tunnel Application
  • Provisioning of Connect Tunnel using SCCM or Intune
    • Support for using default browser for SAML Authentication
  • Troubleshooting Connect Tunnel
    • Unable to Connect
    • Troubleshooting ESP
    • Unable to Access Resources or the Internet
    • Using Logs
    • Installation Fails
    • EPC Zone Classification doesn't work as intended
    • OpswatWrapper Init Error
• Connect Tunnel Client for macOS and Linux
  • System Requirements for MacOS
  • System Requirements for Linux
  • Starting Connect Tunnel
    • Connect Tunnel on macOS
    • Connect Tunnel on Linux
    • Specifying a Login Group
    • Connecting to a Different VPN
    • Quitting Connect Tunnel
  • Managing Configurations
    • Viewing Connect Tunnel Settings
    • Deleting a Configuration
      • Editing Connect Tunnel Settings
    • Creating a New Configuration
    • Selecting the Advanced Button
    • Advanced Options
    • Credential Caching/Secure Network Detection
  • Processing Server Certificates
  • Configuring Proxy Server Settings (Linux Only)
  • Troubleshooting
    • Unable to Connect VPN
    • Troubleshooting ESP
    • Unable to Access Resources or the Internet
    • Unable to Access Resources on Linux
• SonicWall Support
  • About This Document

Troubleshooting ESP

This section describes how to troubleshoot ESP. On the ESP-enabled Connect Tunnel session, if the user faces network-related issues. The following instructions show how to troubleshoot any ISP-related issue with UDP traffic.

1. Launch Connect Tunnel.

   Click on Advanced Settings.

2. Click the General tab.

3. Under Transport Preference section, deselect the check box Use ESP to disable it.

4. Click OK.