The zyxel gs1900 series of 24 port gbe smart managed switch with gigabit speed and essential managing functions bring your business network more fexibility and connectivity providing gbe switches with power saving functions fanless design and full ipv6 support ensure your network to be ready for future expansions the complete gs1900 series has been designed with useful features and advanced performances that empower your networks with speed and security as well as silent operation in your env