SolarWinds free TFTP Server is a multi-threaded TFTP server commonly used to upload and download executable images and back up configurations for routers and switches. TFTP Server is the most robust, widely-trusted, and easy-to-use free TFTP solution available. TFTP Server Highlights -Upgrade IOS images and firmware on your network devices -Back up configuration files for your critical routers and switches -Upload or download configs to multi-vendor network devices Additional Features -4 GB Transfers - Transfer files up to 4 GB supporting the latest IOS or firmware versions without file size concerns -Advanced Security - Authorize specific IP addresses or ranges of IP addresses for transfers; additional parameters can limit usage to send/receive files directly to TFTP Server -Multi-threaded - Concurrently upload and download images from multiple network devices saving valuable time when managing large networks with many devices -Runs as a Service - Run as a service to deliver 24 x 7 TFTP server availability for your entire network **Latest Update - New 64 bit OS support, improved error handling, and multiple subnet binding are included in the latest version of TFTP server