I've tried manual authentication via a telnet to port 25 on my box, and here is the result: 220 localhost.localdomain ESMTP Sendmail 8.12.10/8.12.10; Mon, 29 Dec 2003 13:5 :46 -0800 ehlo yahoo.com 250-localhost.localdomain Hello [192.168.1.50], pleased to meet you 250-ENHANCEDSTATUSCODES 250-PIPELINING 250-8BITMIME 250-SIZE 250-DSN 250-ETRN 250-AUTH LOGIN PLAIN 250-DELIVERBY 250 HELP auth LOGIN 334 VXNlcm5hbWU6 Dflasfjdlksadjf;lkk 334 UGFzc3dvcmQ6 ;dalsfjds;kjadsE= 535 5.7.0 authentication failed I also get that same message in the messages log: Dec 29 14:00:34 fresca sendmail[27405]: unknown password verifier What do you think? Do you think this may be some other file that needs a configuring somewhere or is perhaps something like pam or sasl broken? Any advice appreciated! Thanks! Corey -- redhat-list mailing list unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe https://www.redhat.com/mailman/listinfo/redhat-list