At 15:34 7/15/98 -0400, John Ryder said: |The daily error monitoring report for our Safety list at list.uvm.edu |started showing this odd address.... | |Err First Last Address |--- ----- ----- ------- |261 07/02 07/13 [log in to unmask] | Last error: User unknown It is NOT subscribed, but possibly some sort of loop (?) due to what may have been a mis-configured mail system or perhaps some authentication system that was unavailable. LISTSERV(R) generates RFC821 MAIL FROM:<[log in to unmask]> on list distributions. If that mail fails and the failing MTA does the "right" thing, it returns the mail to that RFC821 address. Then LISTSERV(R) check's the list's definition for an * ERRORS-TO= keyword and directs the bounced output to that address. The MTA at the LIST.UVM.EDU seems to be based upon AIX (I'm not familiar s/ SENDMAIL): 220 list.uvm.edu ESMTP Sendmail AIX4.2/UCB 8.7; Wed, 15 Jul 1998 16:04:24 -0400 250 <"|/usr/local/bin/lsv_amin /home/listserv/spool owner-safety"@list.uvm.edu> When I sent mail to the [log in to unmask] it was "delivered" to the server MTA and has not yet bounced. I do not know if it will be returned, and if it is, if it will have the same sort of diagnostic. The ERRORS-TO= [log in to unmask] (SAFETY error bin). This is a VM/CMS system NOT running a mailer: 220 uvmvm.uvm.edu running IBM VM SMTP V2R4 on Wed, 15 Jul 98 16:10:50 EDT expn safeerr 250 <[log in to unmask]> expn xxx 550 Mailing List 'xxx' Nonexistent Maybe Ralph S. will respond. (Where's M.K. when you need'em?) -- mailto:[log in to unmask] Tel: +1 814 863 1843 31 Shields Bldg; University Park, PA 16802-1202 USA Powered by: LISTSERV, Eudora, Netscape, mIRC, FreeAgent http://www.psu.edu/Year2000/