proxyd and authenticating with the backend servers

Rob Siemborski rjs3 at andrew.cmu.edu
Mon Feb 2 12:32:14 EST 2004


On Tue, 27 Jan 2004 Iain_Gray at scee.net wrote:

> I can happily log in to the fe servers and see user mailboxes. Also I can
> log into the back end machines and retrieve mail . I can also deliver mail
> to the backend machines.
>
> What I am having trouble with is when I try and read any mailboxes from
> the front end machines then I get this error in the logs
>
> Jan 27 16:46:24 cetcb13-01-09 proxyd[5356]: login:
> cetcfw006h.inline.scee.com[10.18.13.10] bigbigray plaintext+TLS
> Jan 27 16:46:26 cetcb13-01-09 proxyd[5356]: couldn't authenticate to
> backend server: no mechanism available
[snip]
> S: * OK cetcb09-01-09 Cyrus IMAP4 v2.1.16-Invoca-RPM-2.1.16-6 server ready
[snip]

2.1's proxyd can't do TLS logins to the backends.  You need to use
DIGEST-MD5 to authenticate to the backends *or* upgrade to 2.2.

-Rob

-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
Rob Siemborski * Andrew Systems Group * Cyert Hall 207 * 412-268-7456
Research Systems Programmer * /usr/contributed Gatekeeper





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