3Com OfficeConnect 3C100XF Cli User's Manual - page 150
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Deleting a NAT Policy
To delete a NAT policy, perform the following step from the CLI:
OCG-Adsl>>delete nat policy
interface
The private range may be larger than the public range of IP Addresses.
Modifying the Interface Option
To modify the interface option, perform the following step from the CLI:
OCG-Adsl>>set nat interface
option
/PAT/SUPERNAT> Configuring VPNs The following procedures describe how to configure VPNs from the CLI. If you are using Windows 2000 Server or Windows 2000 Pro, you need to make the following changes to the system registry in order for IPSec and L2TP tunnels to work properly. 1 Start the Registry Editor (Regedt32.exe). 2 Locate the following key in the registry: \HKEY_LOCAL_MACHINES\System\CurrentControlSet\Services\Rasman\Parame ters 3 On the Edit menu, click Add Value and then add the following registry value: Value Name: ProhibitIpSec Data Type: REG_DWORD Value: 1 4 Quit the Registry Editor. 5 Reboot your PC for the changes you made to the Registry Settings to take effect. Configuring a PPTP Tunnel A Point-to-Point Tunneling Protocol (PPTP) Virtual Private Network (VPN) tunnel can be configured from the Command Line Interface (CLI) of the OfficeConnect Gateway. To configure a PPTP VPN tunnel from the CLI, perform the following steps: PPTP Initiation To initiate a PPTP tunnel, you must enter a series of PPTP Initiation commands. The following example shows the CLI commands that are used to perform PPTP Initiation. OCG-Adsl>>set system transmit_authentication_name OCG-Adsl>>add tunnel type pptp server_endpoint secret OCG-Adsl>>disable tunnel OCG-Adsl>>set tunnel idle 90