Cortelco C58P 7.4 VPN, Network Address Translation NAT Table, NAT Table Option, VPN Mode

Models: C58P C58

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Network Address Translation (NAT) Table

Shows the NAT TCP and UDP mapping tables

 

 

 

 

 

NAT Table Option

 

 

 

Transfer Type

 

Select the TCP or UDP protocol.

 

 

 

Inside IP

 

Set the local IP address of device.

 

 

 

Inside Port

 

Set the LAN (inside) port for NAT mapping

 

 

 

Outside Port

 

Set the WAN (outside) port for NAT mapping

 

 

 

Note: After entering settings, click the Add button to add new mapping table data. To delete an entry, enter its information and then click the Delete button.

Notice: The phone supports 10M/100M adaptive. Under loaded conditions traffic through the phone NAT may not reach 100M.

8.3.7.4 VPN

The phone supports remote connection via VPN. It supports both Layer 2 Tunneling Protocol (L2TP) and OpenVPN protocol. This allows users at remote locations on the public network to make secure connections to local networks.

Field Name

Explanation

VPN Status

Shows the current VPN IP address.

 

 

VPN Mode

Select L2TP. You can choose only one for current state. After you select it, save the configuration and reboot the phone.

Enable VPN

Enable/Disable VPN.

 

 

L2TP

Select Layer 2 Tunneling Protocol

 

 

OpenVPN

Select OpenVPN Protocol

 

 

Only one protocol may be activated. After the selection is made, the configuration should be saved and the phone rebooted.

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Cortelco C58P user manual 7.4 VPN, Network Address Translation NAT Table, NAT Table Option, VPN Mode