On Fri, 15 Jan 2010 04:25:04 -0800 (PST), hstoellinger <hc.stoellinger@xxxxxx> wrote: > Hello, > When using any browser and logging into Squirrelmail directly I have no > problem writing messages and then sending them to users on other > mailservers. I think your statement is correct that this isn't a Squirrelmail issue. >However, I have also defined accounts using my LOCAL Opera > mail > client for access. When defining "None" under authentication for the > outgoing SMTP server I don't get any error message but the messages remain > queued for sending. When I define any other authentication method (such as > AUTH-PLAIN or AUTH-LOGIN or AUTH-CRAM-MD5) I get the error message "The > server responded 535 5.7.8 authentication failure: authentication failed. > On > the other hand, I can "see" all incoming messages, using the Opera mail > client. Both client and server are Linux systems (server: Debian Lenny, > Postfix, Courier, PHP-5, Apache 2.2, client: OpenSuse 11.2, Opera 10.10). > Any ideas? This may be an issue with Postfix and specifically with SMTP authentication. I would confirm whether your setup requires SMTP authentication. If it does, I would search the Internet on how to configure an email client to work with a Postfix server requiring authentication. If it doesn't, I would search the Internet on how to configure Postfix to require authentication. ------------------------------------------------------------------------------ Throughout its 18-year history, RSA Conference consistently attracts the world's best and brightest in the field, creating opportunities for Conference attendees to learn about information security's most important issues through interactions with peers, luminaries and emerging and established companies. http://p.sf.net/sfu/rsaconf-dev2dev ----- squirrelmail-users mailing list Posting guidelines: http://squirrelmail.org/postingguidelines List address: squirrelmail-users@xxxxxxxxxxxxxxxxxxxxx List archives: http://news.gmane.org/gmane.mail.squirrelmail.user List info (subscribe/unsubscribe/change options): https://lists.sourceforge.net/lists/listinfo/squirrelmail-users