![Waveshare WS-431E Скачать руководство пользователя страница 67](http://html1.mh-extra.com/html/waveshare/ws-431e/ws-431e_user-manual_3871248067.webp)
WS-431E
4G Router
www.waveshare.com
67 / 68
After obtaining the certificate file, add different certificate contents to the configuration
interface respectively.
4.7.5. GRE
Figure 67 GRE basic configuration
< Description
>
Peer WAN IP: The WAN IP address of the remote GRE peer.
Local WAN IP: the addresses of local wan_wired and wan_4G, which are input differently
according to the networking mode;
Remote Tunnel IP: The GRE tunnel IP address of the remote endpoint.
Peer Subnet: setting subnet mask can be expressed as follows: 255.255.255.0 can be written
as IP/24, 255.255.255 can be written as IP/32.