Cost-optimized Managed Switch with Advanced L2/L4 Switching and Security. It is an ideal Gigabit Switch which provides cost-effective advantage to local area network and is widely accepted in the SMB office network. It offers intelligent Layer 2 data packet switching and management functions, friendly web user interface and stable operation. Besides the popular IPv6/IPv4 management and abundant L2/L4 switching functions, the GS-4210-16T2S comes with fanless feature and green technology to provide a quiet, energy-saving, high-speed and reliable office network environment. 16-port 10/100/1000BASE-T Gigabit RJ45 copper. 2 x 100/1000BASE-X mini-GBIC/SFP slots. RJ45 console interface for switch basic management and setup. Reset button for system factory default.