A Load Balancer acts as a reverse proxy for your network, distributing incoming traffic across servers, increasing capacity and reliability. The F5 F5-BIG-LTM-4000S Local Traffic Manager is a F5 BIG-IP 4000 Series Load Balancer with?8x 10/100/1000 Ethernet?connections and 2x 1/10Gb/s SFP+ connections. This F5 F5-BIG-LTM-4000S Local Traffic Manager has been refurbished, tested for complete functionality by our expert in-house Certified Technician and is ready to ship today! Purchase with confidence, as the photos above represent the exact quality of your items, and come bundled with our 90 Day Warranty. *Please note, we have additional refurbished F5 BIG-IP Devices in stock; feel free to send a message and we will update the quantity to suit your specific needs.* Thank you for choosing AltaTech for all of your lightning-fast IT needs!