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Chapter 4: Configuration
102
Example: Configuring a IPSec Host-to-LAN VPN Connection
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Chapter 4: Configuration
103
Configuring IPSec VPN in the Office
Item
Function
Description
1
Connection Name
IPSec
Given a name of IPSec connection
Subnet
Check Subnet radio button
IP Address
192.168.1.0
2
Netmask
255.255.255.0
Head office network
3
Secure Gateway Address
(or Hostname)
69.121.1.30
IP address of the head office router (in
WAN side)
Single Address
Check Single Address radio button
4
IP Address
69.121.1.30
Remote worker’s IP address
ESP
Check ESP radio button
Authentication
MD5
Encryption
3DES
Prefer Forward Security
None
5
Pre-shared Key
12345678
Security plan
4
1
2
3
5
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Chapter 4: Configuration
104
Example: Configuring a L2TP VPN - Remote Access Dial-in Connection
A remote worker establishes a L2TP VPN connection with the head office using Microsoft's VPN Adapter
(included with Windows XP/2000/ME, etc.). The router is installed in the head office, connected to a
couple of PCs and Servers.
Dial-in
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Chapter 4: Configuration
105
Configuring L2TP VPN in the Office
The input IP address 192.168.1.200 will be assigned to the remote worker. Please make sure this IP is
not used in the Office LAN.
Item
Function
Description
1
Connection Name
VPN_L2TP
Given a name of L2TP connection
Dial in
Check Dial in
2
Private
IP
Address
Assigned to Dialing
User
192.168.1.200
An assigned IP address for the remote worker
Username
username
3
Password
123456
Input username & password to authenticate
remote worker
4
Auth.Type
Chap(Auto)
Keep as default value in most of the cases.
5
Idle Timeout
0
The connection will be disconnected when there
Is no traffic in a predefined period of time.
Idle
time 0 means the connection is always on.
IPSec
Enable for enhancing your L2TP VPN security.
Authentication
MD5
Encryption
3DES
Perfect
Forward
Secrecy
None
6
Pre-shared Key
12345678
Both sites should use the same value.
1
4
3
2
5
6
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Chapter 4: Configuration
106
Example: Configuring a Remote Access L2TP VPN Dial-out Connection
A company’s office establishes a L2TP VPN connection with a file server located at a separate location.
The router is installed in the office, connected to a couple of PCs and Servers.
Dial-out
19216811.live