Waveshare WS-431E - L2 Tp Client

WS-431E 4G Router
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Figure 63 Router enables VPN state detection
4.7.2. L2TP CLIENT
L2TP is a Layer 2 tunneling protocol, similar to PPTP. At present, WS-431E supports tunnel
password authentication, MPPE encryption and L2TP OVER IPSec pre-shared key encryption.
Enter the VPN--L2TP interface, select Enable L2TP client, and fill in the parameters in turn.