Besides asking your system administrator as Abigail suggests you could open a socket to port 25 on the machine in question, see if something answers and look at the banner. Sendmail (for instance) depending on how your SysAdmn has configured it will give you something like:

Keep in mind some folks modify the sendmail.cf file to obfuscate the fact that sendmail is running on the host as well as which version of sendmail. YMMV.

Peter L. Berghold -- Unix Professional
Peter at Berghold dot Net
   Dog trainer, dog agility exhibitor, brewer of fine Belgian style ales. Happiness is a warm, tired, contented dog curled up at your side and a good Belgian ale in your chalice.

In reply to Re: How to tell if a server has Sendmail? by blue_cowdawg
in thread How to tell if a server has Sendmail? by powerhouse

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