NST

The NSH-2127F is a 27-port high-performance Layer 2 optic switch that supports 24 100 / 1Gbps optical SFP slots, two 1Gbps / 2.5Gbps optical SFP slots, and one 10/100 / 1000Base-T UTP port. Layer 2 based high performance switches designed for the highest level of high speed telecommunications solutions such as enterprise networks, smart apartments and office buildings. As the NSH-2127F provides rate limiting function for each port, operators can make a  Service Level Agreement (SLA). Both symmetrical and asymmetrical control is possible in units of 100 Kbps. It also supports various functions such as NetBios / NetBEUI Filtering and DHCP Filtering, which are required in home networks. The NSH-2127F supports IGMP snooping to forward multicasting data such as IPTV only to designated ports, helping to prevent overload damage.