Viewing VPN Connection Logs

Scenario

After the VPN logging function is enabled, you can view the logs of a specified VPN connection.

Prerequisites

The Log Tank Service (TLS) has been enabled. For details, see the Log Tank Service (TLS).

Procedure

• Creating a log group
  1. Log in to the management console.
  2. Click in the upper left corner and select the desired region and project.
  3. Click in the upper left corner of the page, and choose Management & Governance > Log Tank Service.
  4. Create a log group. For details, see Managing Log Groups.
• Creating a log stream
  1. Log in to the management console.
  2. Click in the upper left corner and select the desired region and project.
  3. Click in the upper left corner of the page, and choose Management & Governance > Log Tank Service.
  4. Create a log stream. For details, see Managing Log Streams.

• Configuring the connection log function
  1. Log in to the management console.
  2. Click in the upper left corner and select the desired region and project.
  3. Click in the upper left corner, and choose Networking > Virtual Private Network.
  4. In the navigation pane on the left, choose Virtual Private Network > Enterprise – VPN Gateways.
  5. Click the P2C VPN Gateways tab. In the P2C VPN gateway list, locate the target P2C VPN gateway, and click View Server in the Operation column.
  6. Click the Connections tab. The VPN connection details page is displayed.
  7. In the Connection Log area, click Configure Connection Log.
  8. In the dialog box that is displayed, toggle on Collect Logs.
  9. Select the target log group and log stream, and click OK.

     On the Connections tab page, you can view the configured connection log.

• Viewing connection logs
  1. Log in to the management console.
  2. Click in the upper left corner and select the desired region and project.
  3. Click in the upper left corner, and choose Networking > Virtual Private Network.
  4. In the navigation pane on the left, choose Virtual Private Network > Enterprise – VPN Gateways.
  5. Click the P2C VPN Gateways tab. In the P2C VPN gateway list, locate the target P2C VPN gateway, and click View Server in the Operation column.
  6. Click the Connections tab. The VPN connection details page is displayed.
  7. In the Connection Log area, click View Log Details. The LTS page is displayed.
  8. In the log group list, click on the left of the target log group to view log stream details.
  9. Click a log stream name to view log details, including the time and log content.

     The log format is as follows:

     $p2c_vgw_id $connection_id $client_public_ip $client_private_ip $client_user_name $event_type $event_timestamp

     Table 1 Description of the log format

     Parameter	Description
     p2c_vgw_id	Gateway ID
     connection_id	Connection ID
     client_public_ip	Actual address
     client_private_ip	Virtual address
     client_user_name	Username
     event_type	Online/Offline event type
     event_timestamp	Timestamp

     You can search for logs by keyword on the log stream details page on the LTS console.