DPtech FW1000 Series Firewall Products User Configuration Guide
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8.1.5 Net protect
To enter the Net protect interface, you can choose
Service > VPN > IPsec > Net protect
, as shown in Figure8-4.
Figure8-4
Net protect
8.1.6 SA
To enter the SA interface, you can choose
Service > VPN > IPsec > SA
, as shown in Figure8-5.
Figure8-5
SA
8.1.7 IPsec interface
To enter the IPsec interface, you can choose
Service > VPN > IPsec > IPsec interface
, as shown in Figure8-6.
Figure8-6
IPsec interface
8.2 L2TP
8.2.1 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.