WS-SUP720-3B - Cisco Supervisor Engine 720 with PFC3B - control processor

Dimensions (WxDxH): 37.9 cm x 40.3 cm x 4 cm
RAM Installed ( Max ): 512 MB ( 1 GB )
Flash Memory Installed (Max): 64 MB Flash
Data Link Protocol: Ethernet, Fast Ethernet, Gigabit Ethernet
Features: Layer 3 switching, Layer 2 switching, MPLS support, IGMP snooping, IPv6 support