Get from Amazon.com : http://www.amazon.com/gp/product/B007S7NC62?tag=hawaiianlegac-20

Lantronix Multi-Port Ethernet Device Server (PXN210002-01U)

Offers high performance Ethernet or wireless connectivity for remote access
Provides bullet-proof security by offering robust data encryption and authentication options including AES SSH and SSL
Provides control of serial communication on connected devices and the flexibility to have data globally available