In addition to what others have said, default sendmail listens on 127.0.0.1, so you will require configuration to get it going.
On that note, also look at smtpd - it's sendmail without the complexity! -ag -- sent via 100% recycled electrons from my mobile command center. On Feb 20, 2013, at 4:29 PM, rich...@thornton.net wrote: > Is sendmail enabled by default? If not, how do I do that?