Posted Dec 27, 2010 14:05 UTC (Mon) by Kwi (subscriber, #59584)
[Link]
The interface permits any ICMP message, but the implementation restricts messages to ICMP ECHO for security reasons.
If, at some point, other ICMP messages are deemed safe for use by non-privileged users, they can be enabled in the implementation, without changing the interface.
ICMP sockets
Posted Jul 22, 2011 6:48 UTC (Fri) by arekm (subscriber, #4846)
[Link]
Are there patches for iputils ping, mtr that use this feature in backward compatible way?