The CT-5621T can operate in bridge or router mode, enabling several PCs to simultaneously access the Internet. The CT-5621T protects all of your networked computers with advanced security technologies, such as Virtual Private Networks (VPNs) with PPTP passthrough, L2TP passthrough, IPSec passthrough, and Firewall. Comtrend CT-5621T supports IPTV SD and HD as well. TR-069 compliant CT-5621T is capable of auto configuration and remote management control via ACS, through a safe Internet connection, and TR-068 compliant panel and LED indicators also makes hardware installation more user friendly.