The Zyxel IES6217 Series of Temperature-Hardened Chassis MSAN supports access to VDSL2, GPON and fiber-based GbE services with all service slots work with any service line cards. With a full set of line cards, the IES6217 Series supports up to 30K FTTH subscribers, 576 FTTB/VDSL subscribers and 600 active non-blocking Gigabit Ethernet fiber links. In various application scenarios, the IES6217 Series saves CAPEX significantly for operators. Since the IES6217 Series uses the same software and service line cards, the learning curve and spare part inventory can be significantly lowered for the operator.