Perle IOLAN Console Servers, usually called serial console or terminal servers gives a data center administrator the tools they most needs – secure remote administrations of routers, switches, firewalls, servers (Solaris, Windows, Unix and Linux), PBX:es and all other units with a serial console port. Perle offers IT/network staff the only serial console server products on the market with the necessary avanced security features for simple and secure remote administration from anywhere in the world. All of Perles IOLAN Console Servers has built-in SSH/SSL encryption, support for clustering/failover and they come with 8-48 serial ports, plus in a wide range of models with other features (redundant LAN and Power Supply, internal V.92 modem e t c). Read more about the whole range here: http://www.perle.com/products/console-server.shtml