Billion BiPAC 7402(G)X(L) Series User Manual page 136

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.
Item
Name
1
Connection Type
2
Type
3
IP Address (or Hostname)
Peer Network IP
4
Netmask
Username
5
Password
Auth.Type
6
IPSec
Authentication
Encryption
7
Perfect Forward Secrecy
Pre-shared Key
Chapter 4: Configuration
Function
BranchOffice
LAN to LAN
Dial out
69.121.1.33
192.168.1.0
255.255.255.0
username
123456
Chap(Auto)
Enable
MD5
3DES
None
12345678
Description
Given a name of L2TP connection
Select LAN to LAN from drop-down menu
Select Dial out from drop-down menu
IP address of the head office router (in WAN side)
Head office network
Input username & password to authenticate head
office network
Keep as default value in most of the cases.
Enable for enhancing your L2TP VPN security.
Both sites should use the same value.
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