Dell POWEREDGE M1000E - Manual (Page 229)

Controlling Management Access 229
dos-control icmp [ size] Enable Maximum ICMP Packet Size Denial of Service
protections, where size is the Maximum ICMP packet size.
(Range: 0-16376).
If ICMP Echo Request (PING) packets ingress having a
size greater than the configured value, the packets are
dropped.
exit Exit to Privileged EXEC mode.
show dos-control View the current DoS protection settings.
Command Purpose