Specifications

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• Figure 42: L2TP-VPN configuration
Settings:
• Port
The port where the M2M GW listens to L2TP client connections. You can leave the port as
1701. If you wish to use some other port, configure the Arctic and M2M GW’s firewall
accordingly.
• Link test interval
The time in seconds between the link test probes. You can leave the value as default.
• Reply timeout
After sending a link test probe the M2M GW assumes the connection disrupted if no
response has come in for the given time in seconds. You can leave the value as default.
• Enabled
Enables/disables the L2TP functionality in M2M GW.
Note: Remember to set as “Yes” if the L2TP is used.
4. Click “Confirm settings” to save the settings and to exit back to the L2TP configuration
screen.
13.7.2. L2TP peer settings
1. Click the “Add peer” button in the L2TP configuration screen (see Figure 41: M2M GW,
L2TP configuration).
2. The following screen will open.