Use a CradlePoint Wireless N Portable Router your way.
The CTR35 converts a 4G or 3G USB Data Modem into a secure 16-connection wireless network. It can also use traditional Cable/DSL Ethernet-based modems to create ~350-feet of WiFi. Or use existing WiFi to create a secure connection with an unsecure public hotspot.
WIRELESS or WIRED INTERNET ACCESS
Enables internet access through 4G/3G wireless broadband networks, existing WiFi, or Ethernet -based data services ( Cable / DSL / Satellite )
Supports most wireless data modems from the leading carriers ( modem and service sold separately )
Special Feature: Use WiFi as a Data Source
Configurable Designate the Ethernet port as "WAN Mode" and create a WiFi hotspot from a wired internet connection. (Cable/DSL)
Pass-Through VPN Connection Support Enables a laptop with a VPN client to create a secure tunnel to corporate networks. (IPSec, L2TP, PPTP)
Network Failover Support When using a wired internet source (DSL/Cable Modem) connected to the Ethernet port, the CTR35 will detect an internet outage and switch to an attached 4G/3G data modem.
TIP: Use your CTR35 + 4G/3G modem to back up your home network when not traveling.
RANGE & CONNECTIONS
Wireless "N" WiFi (802.11 b/g/n)
Up to 350-feet WiFi Range
Supports up to 16 WiFi Connections at a Time
Two WiFi Networks ( SSIDs )
Ethernet port to connect devices without WiFi
Secure WiFi with WEP, WPA, WPA2 and AES encryption
Prevent unwanted access to connected computers with SPI Firewall and Network Address Translation ( NAT )
Security features for safer internet access (URL filtering, traffic filtering, DMZ, virtual server, port forwarding)