Re: MVS FTP interface (Was: Re: LYNX-DEV Two bugs in Lynx)

[Foteos Macrides]

"Jim Spath (Webmaster Jim)" <address@hidden> wrote:
>On Thu, 20 Feb 1997, Foteos Macrides wrote:
>> >> >BTW, does anyone know an MVS anonymous FTP server I can test on?
>> >>   ftp://epaibm.rtpnc.epa.gov/
>>      For what it's worth (not much, I must admit 8-), I used that as
>> a test server to try to add MVS support when we were working on the
>> CMS/VM support.  It appears to have everything the ftp gateway must
>> deal with, somehow or other, for MVS.  I didn't succeed, and left
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>> MVS as "generic" to ensure a clean failure.
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>I've just run a trace to the above address, and it appears one
>problem is the use of slashes.
>
>  Tx: PWD
>    Rx: 257 "'PUBLIC.'" is working directory.
>  Tx: RETR /
>    Rx: 501 Invalid data set name "/". Use MVS Dsname conventions.
>  Tx: CWD /
>    Rx: 501 A qualifier in "/" begins with  an invalid character
>
>MVS has no concept of subdirectories (as we know them), and the 
>only "CWD" command that would apply would be to set the prefix.
>However, I'm more familiar with the FTP client on that machine
>than the server.

        You've shown a trace which confirms that, in the absence of
adequately successful support for MVS ftp servers, setting it to
"generic" will ensure a clean failure.

                                Fote

=========================================================================
 Foteos Macrides            Worcester Foundation for Biomedical Research
 address@hidden         222 Maple Avenue, Shrewsbury, MA 01545
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