Edit:
Ok, work fine :
Code:
smtp:~# perl gen-auth NTLM
username: l.declercq@nuxwin.com
password:
domain: nuxwin.com
Auth Request: TlRMTVNTUAABAAAAB6IAAAAAAAAAAAAAAAAAAAAAAAA=
challenge: TlRMTVNTUAACAAAAGgAaADAAAAAFogIAA8ut/B67fF4AAAAAAAAAAAAAAAAAAAAAUwBNAFQAUAAuAEkAUwBQAEMAUAAuAEYAUgA=
Auth Response: TlRMTVNTUAADAAAAGAAYAEAAAAAYABgAWAAAABoAGgBwAAAAKgAqAIoAAAAqACoAtAAAAAAAAACeAAAABaICAA4C6zkvjXKYUFfwmXhTMPLWstfDJvMDXwgt+KtADeIPndxmbyZwGWLmX+kh9VmpRlMATQBUAFAALgBJAFMAUABDAFAALgBGAFIAbAAuAGQAZQBjAGwAZQByAGMAcQBAAG4AdQB4AHcAaQBuAC4AYwBvAG0AbAAuAGQAZQBjAGwAZQByAGMAcQBAAG4AdQB4AHcAaQBuAC4AYwBvAG0A
Code:
smtp:~# telnet localhost 25
Trying 127.0.0.1...
Connected to localhost.localdomain.
Escape character is '^]'.
220 smtp.ispcp.fr ESMTP
ehlo test
250-smtp.ispcp.fr
250-PIPELINING
250-SIZE 10240000
250-ETRN
250-AUTH LOGIN PLAIN NTLM
250-AUTH=LOGIN PLAIN NTLM
250-ENHANCEDSTATUSCODES
250-8BITMIME
250 DSN
AUTH NTLM TlRMTVNTUAABAAAAB6IAAAAAAAAAAAAAAAAAAAAAAAA=
334 TlRMTVNTUAACAAAAGgAaADAAAAAFogIAA8ut/B67fF4AAAAAAAAAAAAAAAAAAAAAUwBNAFQAUAAuAEkAUwBQAEMAUAAuAEYAUgA=
TlRMTVNTUAADAAAAGAAYAEAAAAAYABgAWAAAABoAGgBwAAAAKgAqAIoAAAAqACoAtAAAAAAAAACeAAAABaICAA4C6zkvjXKYUFfwmXhTMPLWstfDJvMDXwgt+KtADeIPndxmbyZwGWLmX+kh9VmpRlMATQBUAFAALgBJAFMAUABDAFAALgBGAFIAbAAuAGQAZQBjAGwAZQByAGMAcQBAAG4AdQB4AHcAaQBuAC4AYwBvAG0AbAAuAGQAZQBjAGwAZQByAGMAcQBAAG4AdQB4AHcAaQBuAC4AYwBvAG0A
235 2.7.0 Authentication successful
quit
221 2.0.0 Bye
Connection closed by foreign host.
I'll provide howto for you and also, I'll open ticket to fix this issue in next ispCP release.