DPtech DPX8000 Series, Руководство по настройке пользователя, Страница: 40 / 46

DPX8000 Series Deep Service Switching Gateway User
Configuration Guide Firewall Service Board Module v1.0
33
3.2 L2TP
3.2.1 Introduction to L2TP
L2TP is a standard Internet tunnel protocol similar to the PPTP protocol, and both of them can encrypt network on
the network stream. But the difference is that PPTP required to be IP network and L2TP is the peer-to-peer
connection facing to data packet; PPTP is to use a single tunnel whereas L2TP is to use multi tunnel; And the
L2TP provides the packet header compressing, tunnel verification, and vice versa, the it cannot supported by
PPTP.
3.2.2 L2TP
To enter the L2TP configuration page, you choose Firewall module > VPN > L2TP , as shown in Figure3-7.
Figure3-7 L2TP
Table3-5 describes the details L2TP.
Table3-5 L2TP
Item Description
Tunnel name Displays the L2TP tunnel name.
Tunnel interface IP Displays the IP address configured by user.
PPP authentication mode Select an option from PPP authentication mode, including CHAP or PAP
Client IP address range Configure the client IP address which will encrypt by L2TP
Advanced configuration Advanced configuration about L2TP
Operation You can copy or delete an entry.