Well apparently the problem is with Outlook Express (surprise surprise) Using Elm or Pine delivers the message just fine. My apoligies for not trying a different mail client before posting my question. Thanks though, Duane On Thu, 21 Sep 2000 [EMAIL PROTECTED] wrote: > On Thu, Sep 21, 2000 at 09:43:57AM -0700, Duane L. wrote: > > > > One of our customers is upset because he can't email his brother at > > his bigfoot address. The address has an ampersand in the username portion > > eg; DNB&[EMAIL PROTECTED] > > > > which qmail (1.03) apparently translates to "dnb^[EMAIL PROTECTED]" and > > I see no evidence of that. Can you show us the log entries? > > Try: > > qmail-inject 'DNB&[EMAIL PROTECTED]' > > and show us your logs as a consequence. > > > Regards. > > > the message is returned as undeliverable. Of course this customer has to > > point out that the sister with the MSN account can send to it, with no > > problems. DOH! > > > > I'm not necessarily trying to correct or work around the problem, but I > > wish I had an RFC I could quote that explains why this isn't working, and > > why MSN shouldn't deliver it either, except it is their nature to > > ignore/bend/break established protocols and procedures. > > > > > > Any insight would be greatly apreciated. > > > > TIA > > Duane L - [EMAIL PROTECTED] - > > > > > > > Duane L - [EMAIL PROTECTED] -