How to check what SASL mechanisms are supported at the LDAP server

# ldapsearch -H ldap://somedc.somedomain.com -x -b "" -s base -LLL supportedSASLMechanisms example return: dn: supportedSASLMechanisms: GSSAPI supportedSASLMechanisms: GSS-SPNEGO supportedSASLMechanisms: EXTERNAL supportedSASLMechanisms: DIGEST-MD5