Well, if your are doing the SSL server stuff, then the password is not flowing 
in the clear. On the other hand, my interpretation of the vsftp parm I sent a 
few days ago is to NOT do certificate based client authentication.

> -----Original Message-----
> From: IBM Mainframe Discussion List [mailto:[email protected]]
> On Behalf Of Mark Pace
> Sent: Friday, May 09, 2014 9:19 AM
> To: [email protected]
> Subject: Re: z/OS FTPS Client & Linux FTP server
> 
> Oh yes.  We've been doing it that way for years.
> 
> Trying to add the ability to secure the log in process.
> 
> 
> On Fri, May 9, 2014 at 11:42 AM, Gibney, Dave <[email protected]> wrote:
> 
> > I haven't used SSL client verification by certificate, so you are past
> > my knowledge. As an experiment, can you get a working connection using
> > userid/password authentication.
> >
> > > -----Original Message-----
> > > From: IBM Mainframe Discussion List
> > > [mailto:[email protected]] On Behalf Of Mark Pace
> > > Sent: Friday, May 09, 2014 5:47 AM
> > > To: [email protected]
> > > Subject: Re: z/OS FTPS Client & Linux FTP server
> > >
> > > I was able to get the Trace to work - after removing the -r TLS,
> > > that generated an error.
> > > *EZA2892I Secure port 21 does not allow the -a or -r start parameter
> > > *
> > >
> > > And from that trace it appears, to me, that the FTP server is not
> > > responding correctly to the z/OS client handshake.
> > >
> > > 05/08/2014-16:46:27 Thd-0 INFO send_v3_client_hello(): Sent V3
> > > CLIENT- HELLO message
> > > 05/08/2014-16:46:27 Thd-0 ASCII send_v3_client_hello(): V3
> > > CLIENT-HELLO message
> > >         00000000:  0100002b 0301536b ed23cf50 8d72c5f7
> > > *...+..Sk.#.P.r..*
> > >         00000010:  201c1c84 2fef8ce6 3228c3b3 8de37177  *
> > > .../...2(....qw*
> > >         00000020:  a3e6e150 a3c50000 0400ff00 050100
> > > *...P...........
> > > *
> > > 05/08/2014-16:46:27 Thd-0 INFO gsk_write_v3_record(): Calling write
> > > routine for 52 bytes
> > > 05/08/2014-16:46:27 Thd-0 INFO gsk_write_v3_record(): 52 bytes
> > > written
> > > 05/08/2014-16:46:27 Thd-0 INFO gsk_read_v3_record(): Calling read
> > > routine for 5 bytes
> > > 05/08/2014-16:46:27 Thd-0 INFO gsk_read_v3_record(): 5 bytes
> > > received
> > > 05/08/2014-16:46:27 Thd-0 ERROR gsk_read_v3_record(): Content Type
> > > 50 is not supported
> > > 05/08/2014-16:46:27 Thd-0 ASCII gsk_read_v3_record(): SSL record
> header
> > >         00000000:  3232302d 57                          *220-W
> > > *
> > > 05/08/2014-16:46:27 Thd-0 ERROR gsk_secure_socket_init(): SSL V3
> > > client handshake failed with 10.6.0.15[21]
> > >
> > >
> > >
> > > On Wed, May 7, 2014 at 4:03 PM, Gibney, Dave <[email protected]>
> wrote:
> > >
> > > > Add this to the FTP Client job parms:
> > > > //
> > >
> PARM=('ENVAR("GSK_TRACE=0XFFFF","GSK_TRACE_FILE=/tmp/gskwix.trc")',
> > > > //    '/-r TLS (TRACE EXIT')
> > > >
> > > > There is a formatted documented with gsktrace. Should get you to
> > > > the exact error when you format gskwix.trc
> > > >
> > > > > -----Original Message-----
> > > > > From: IBM Mainframe Discussion List
> > > > > [mailto:[email protected]] On Behalf Of Mark Post
> > > > > Sent: Wednesday, May 07, 2014 12:55 PM
> > > > > To: [email protected]
> > > > > Subject: Re: z/OS FTPS Client & Linux FTP server
> > > > >
> > > > > Mark,
> > > > >
> > > > > This may be yet another case where running strace or ltrace on
> > > > > the server side will give you some insight into what is going
> > > > > on.  If you don't
> > > > want to go
> > > > > down that road, i would say it's time to open up a PMR with IBM.
> > > > >
> > > > >
> > > > > Mark Post
> > > > >
> > > > > ----------------------------------------------------------------
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> > >
> > >
> > >
> > > --
> > > The postings on this site are my own and don’t necessarily represent
> > > Mainline’s positions or opinions
> > >
> > > Mark D Pace
> > > Senior Systems Engineer
> > > Mainline Information Systems
> > >
> > > --------------------------------------------------------------------
> > > -- For IBM-MAIN subscribe / signoff / archive access instructions,
> > > send email to [email protected] with the message: INFO
> > > IBM-MAIN
> >
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> 
> 
> 
> --
> The postings on this site are my own and don’t necessarily represent
> Mainline’s positions or opinions
> 
> Mark D Pace
> Senior Systems Engineer
> Mainline Information Systems
> 
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> For IBM-MAIN subscribe / signoff / archive access instructions, send email to
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