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VPN Tunnel Workflow Examples

Example 1: Creating Production Tunnel

Scenario: Factory needs VPN access to 5 gateways and 10 users

Steps:

  1. Navigate to VPN → Click CREATE

  2. Name: "Factory_Production_VPN"

  3. Organization: "Manufacturing Plant A"

  4. Add 5 devices:

  • Gateway_A (Network Forwarding: ENABLED - has PLCs on LAN)

  • Gateway_B (Network Forwarding: ENABLED - has sensors on LAN)

  • Gateway_C (Network Forwarding: DISABLED - standalone)

  • Gateway_D (Network Forwarding: ENABLED - has HMI on LAN)

  • Gateway_E (Network Forwarding: DISABLED - standalone)

  • Add 10 users (engineers and managers)

  • Click CREATE

  • Navigate to Tunnel Overview page

  • Click START button (process begins running)

  • Notify users to download VPN client and connect

Result: 15 allocated clients (5 devices + 10 users), 238 remaining slots


Example 2: Maintenance Procedure

Scenario: Need to add 2 new devices during maintenance window

Steps:

  1. Navigate to tunnel Overview page

  2. Click STOP button (stop process cleanly)

  3. Wait for "Not-Running" status

  4. Go to Devices tab

  5. Click Add button

  6. Select 2 new devices

  7. Configure Network Forwarding

  8. Click ADD

  9. Verify devices appear in table

  10. Click START button (restart process)

  11. Test connections with VPN client

Result: Clean device addition without disrupting other connections


Example 3: Emergency Disable

Scenario: Security incident requires immediate VPN shutdown

Steps:

  1. Navigate to tunnel Overview page

  2. Click DISABLE button

  3. Confirm action

  4. Immediate Effect:

  • Tunnel Status → Disabled

  • Process → Exited

  • All users disconnected

  • No new connections possible

  • Investigate security issue

  • When resolved:

  • Click ENABLE button

  • Click START button

  • Notify users to reconnect

Result: Complete VPN access shutdown in seconds



---⚠️ Critical Warning: If tunnel is Running and you click Disable:

  1. Process automatically stops

  2. All active connections immediately terminate

  3. Users may lose work or experience disruption

  4. Use only during maintenance windows or emergencies

Common Use Cases:

  • Temporary Suspension: Disable tunnel during security incident

  • Maintenance: Disable before major configuration changes

  • Preparation for Deletion: Must disable before deleting tunnel