Public Cloud > Networks > Virtual Private Cloud Networks > VPC Networks - VPN Tunnel > Checking that the VPN Tunnel service is working correctly

Checking that the VPN Tunnel service is working correctly

After configuring the VPN Tunnel and creating the VPN Route, test the connection to ensure network traffic flows correctly.

There are several checks you can perform. Here are some use cases:

VMs in the VPC Network

Access a VM in the VPC Network via RDP or SSH;
run ping to the public IP address (Peer Client Public IP);
If you receive a response, the VPN Tunnel is working;
- if not, check:
  - VPN Tunnel service settings;
  - VPN Tunnel activity log;
  - Security Group inbound and outbound rules.

DNS configured for hostnames

Access a VM in the VPC Network via RDP or SSH;
run the nslookup command;
if you receive a response, the VPN Tunnel is working;
- if not, check:
  - VPN Tunnel service settings;
  - VPN Tunnel activity log;
  - Security Group inbound and outbound rules.

Application communicating between the VPC Network and your network

Try connecting through its interface;
if you receive a response, the VPN Tunnel is working;
- if not, check:
  - VPN Tunnel service settings;
  - VPN Tunnel activity log;
  - Security Group inbound and outbound rules.

Related guides:

The VPN Tunnel service
Creating a VPN Tunnel
Managing a VPN Tunnel
Deleting a VPN Tunnel