sendmail local daemon mode (PSARC 2008/298)

[Scott Rotondo]

John Beck wrote:
> JBeck> Runs as a daemon (like -bd) but only accepts loopback SMTP connections.
> 
> Darren> How is this check actually performed ?
> 
> With the INADDR_LOOPBACK and in6addr_loopback macros in the C code: nothing
> external (like, say, TCP Wrappers :-) is relied upon for this.
> 

That's the same approach I used to make lpd respond to local requests 
only as part of Secure by Default.

	Scott