ICMP packet builder

 icmpush is a tool that builds ICMP packets fully customized
 from command line.
 .
 It supports the following ICMP error types: Redirect, Source
 Quench, Time Exceeded, Destination Unreach and Parameter
 Problem.
 .
 And the following ICMP information types: Address Mask Request,
 Timestamp, Information Request, Echo Request, Router Solicitation
 and Router Advertisement.