（路由器）GRE-over-IPSec VPN

📄 DNAT 转发 VPN流量到内网（udp 4500端口）

/ALL/网络 - C模块/VPN 合集/IPSec-VPN、GRE-over-IPSec/（路由器）GRE-over-IPSec VPN/DNAT 转发 VPN流量到内网（udp 4500端口）.note

📄 IKEv1+预共享密钥

/ALL/网络 - C模块/VPN 合集/IPSec-VPN、GRE-over-IPSec/（路由器）GRE-over-IPSec VPN/IKEv1+预共享密钥.note

📄 IKEv2+证书

/ALL/网络 - C模块/VPN 合集/IPSec-VPN、GRE-over-IPSec/（路由器）GRE-over-IPSec VPN/IKEv2+证书.note

📄 不加IPSec 单纯 Tunnel配置

/ALL/网络 - C模块/VPN 合集/IPSec-VPN、GRE-over-IPSec/（路由器）GRE-over-IPSec VPN/不加IPSec 单纯 Tunnel配置.note