On 2013-03-29 14:49, William Herrin wrote: > I've long thought router vendors should introduce a configuration > option to specify the IP address from which ICMP errors are emitted > rather than taking the interface address from which the packet causing > the error was received.
Concur. An 'ip(v6)? icmp source-interface loop0' sure beats running 'ip unnumbered loop0' everywhere. ;)

