On 11/21/2008 3:36 PM, Ben Parker wrote: > > On Unix platforms, there are 8 email alias addresses associated with each > LISTSERV list. The Makefile in the install kit includes a utility to easily > create these aliases. The big problem with an alias or ldap lookup at the MX > transaction is that it will have difficulty validating LISTSERV PROBE style > return-path addresses from some % of error bounces which use this format. If > you are also using LISTSERV Maestro then 100% of the outgoing emails will use > this kind of bounce address format. So you need to be prepared to handle this > when it comes back: > > List mail: > > <owner-listname*bparker**POP*-EXAMPLE*[log in to unmask]> > |fix-|-varys--|------varys---------------|-------fixed-------| > > Non-list mail (e.g. Maestro mailings): > > > <owner-nolist-081111A-fn80vz10*bparker**POP*-EXAMPLE*[log in to unmask]> > |---fixed---|-varys-|-fixed--|------varys---------------|-------fixed------| > > (The 'fn80vz10' will vary by site, but will be a fixed value for your site.) > One possible solution to this problem might be for L-Soft to change the format of the envelope-sender address on the outbound probe. Instead of 'owner-listname*bparker**POP*-EXAMPLE*[log in to unmask], use 'owner-listname+bparker**POP*-EXAMPLE*[log in to unmask] Plus- addresses are supported by widely-used MTA and LDAP software. -- Paul Russell, Senior Systems Administrator OIT Messaging Services Team University of Notre Dame [log in to unmask]