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Click
Input Certificate
to import a certificate. The page as shown in the following
figure appears:
3.3.10.9 PPTP
The
Point-to-Point Tunneling Protocol
(PPTP) is a method for implementing
virtual private networks. PPTP uses a control channel over TCP and a GRE
tunnel operating to encapsulate PPP packets.
In the
NETWORK TOOLS
page, click
PPTP
, the page as shown in the following
figure appears.
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The following table describes the parameters in this page.
Field
Description
Local IP Start
The started IP address of the local network.
Local IP Num
The valid numbers of local IP addresses. It works
together with the Local IP Start to determine the range
of the local IP addresses.
Remote IP Start
The started IP address of the remote network.
Remote IP Num
The valid numbers of remote IP addresses. It works
together with the Remote IP Start to determine the
range of the remote IP addresses.
Netmask
It is valid for both the local network and the remote
network.
Click
add
, the page as shown in the following figure appears.
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The following table describes the parameters in this page.
Field
Description
Username
The user name that is used for dialup to connect the
modem to the PPTP.
Password
The password that is used for dialup to connect the
modem to the PPTP.
3.3.10.10 IPSEC
In the
NETWORK TOOLS
page, click
IPSEC
. The page as shown in the
following figure appears.
In this page, you can add, edit and delete the IPSec tunnel connections
Select
Enable IPSEC
, and click
Add
, the page as shown in the following figure
appears.
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Field
Description
IPSec Connection
Name
The connection name of the marker IPSec.
Tunnel Mode
You can select
ESP
or
AH
.
Remote IPSec
Gateway Address
The IP or domain name of the Remote IPSec
Gateway.
Tunnel access from
local IP address
You can select
Subnet
or
Single Address
.
If you select
Single Address
, it allows only one PC
from local to connect remote hosts with IPSEC
mode. You must enter the IP address of the PC in
fourth item.
If you select
subnet
, it allows more than one PC
from local to connect remote hosts with IPSEC
mode.
IP Address for VPN
If you select
Single Address
, it is the IP address of
the PC. If you choose
Subnet
, it is the subnet
address.
IP Subnetmask
Enter the subnetmask for IP.
Tunnel access from
remote IP address
You can select
Subnet
or
Single Address
.
Key Exchange Method
You can select from the drop-down list.
Pre-Shared Key
Enter the pre-shared key.
IKE Settings
Mode
You can select from the drop-down list.
Encryption Algorithm
You can select from the drop-down list.
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