Billion 810VGTX Router
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Configuring L2TP VPN in the Branch Office
The IP address 69.1.121.30 is the Public IP address of the router located in head office. If you registered the DDNS
(please refer to the DDNS section of this manual), you can also use the domain name instead of the IP address to reach
the router.
Function
Description
Name
Head Office
Give a name to the L2TP Connection
Connection Type
LAN to LAN
Select LAN to LAN from the Connection Type drop-down
menu
Type
Dial in
Select Dial in from the Type drop down menu
IP Address
69.121.1.33
IP address assigned to the branch office network
Peer Network IP
192.168.1.0
Head office network
Netmask
255.255.255.0
Username
username
A username and password assigned to
authenticate the branch office network
Password
123456
Auth. Type
Chap (Auto)
Keep this as the default value in most cases
IPSec
Enable
Enable this to enhance your L2TP VPN security
Authentication
MD5
Both sides should use the same value
Encryption
3DES
Prefer Forward
Security
None
Pre-Shared Key
12345678
