IMAP password

[Norman Zhang]

>> I'm trying to setup users using cyradm, I tried
>>
>> # su cyrus
>> # cyradm localhost
>>
>> I get prompted for IMAP password, I type in the cyrus password, but
>> system says it is invalid. May I ask where should I set the password
>> for cyrus? I already changed the default by
>>
>> # passwd cyrus
> 
> This largely depends on the authentication method used. If not 
> specified, cyradm will try to negotiate the best method available. You 
> can specify the auth method with "--auth=<mech>" Now, here is a quick 
> auth-map:
> 
> MECH
> ---------------------------------------------------------------
> PLAIN                  (depends on "pwcheck_method:" in imapd.conf, can 
> be "auxprop", "saslauthd" or "pwcheckd")
> CRAM-MD5         uses SASL-DB2
> DIGEST-MD5       uses SASL-DB2
> KERBEROS_IV    Kerberos 4 framework
> GSSAPI                 Kerberos 5 framework
> OTP                       One-Time Passwords, stored in SASL-DB2
> NTLM                    Either Windows NT Domain or SASL-DB (fallback)
> SRP                        ??
> LOGIN                   SASL-DB2
> ----------------------------------------------------------------
> "auxprop"                is a DB, either a local SASL-DB2 or SQL (MySQL 
> and PgSQL)
> "pwcheckd"             is an osoleted daemod to check user/pass against 
> system accounts
> "saslauthd"               can check against a variety of sources, local 
> accounts, PAM, LDAP, SASL-DB2, Kerberos,...

Thanks Nick for your chart. My system default is

# more /etc/sysconfig/saslauthd
SASL_AUTHMECH=pam
SASL_MECH_OPTIONS=
SASLAUTHD_OPTS=

I wish to use CRAM-MD5 with the ability to change to LDAP in the future. 
Should I change SASL_AUTHMECH=sasl-db2?

Regards,
Norman Zhang
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