Cisco Network Convergence System 57D2 Fixed Base Chassis - router - rack-mountable

The 57D2 Fixed Base Chassis combines 7.2 Terabits of 400GE/100GE optimized forwarding capacity, high power efficiency, QSFP-DD optics, deep packet buffering, full line-rate MACsec, IPSec, Class C 1588 Precision Time Protocol (PTP), and Synchronous Ethernet (SyncE) in an extremely power-efficient, 2-rack-unit package.