... HSPA+ / LTE 4G VPN Router, 5-port LANs, Serial port, PPTP, L2TP,GRE,IPSec, RIP/OSPF, Dual SIM/UIM backupSpecificationsMobile network (optional ... 802.3uInterface1. 5× 10/100Mb LAN interface2. 1× SMA-K 3G antenna interface3. 1× Standard SIM/R-UIM interface4. 1× ... Web10. Supports VLAN11. Supports IPSEC, GRE, PPTP, L2TP12. Supports dual SIM backup(H7932 only)13. Supports DTU function14. Supports LCP ...