Skip,  Thank-you for that!   Our firewall/proxy guys are quite motivated to 
take away our firewall access, so they are working pretty quickly to get us the 
similar functionality through the proxy.  This is way better than trying to use 
that IBM PDUU utility....

_________________________________________________________________
Dave Jousma
Manager Mainframe Engineering, Assistant Vice President
[email protected]
1830 East Paris, Grand Rapids, MI  49546 MD RSCB2H
p 616.653.8429
f 616.653.2717

-----Original Message-----
From: IBM Mainframe Discussion List [mailto:[email protected]] On Behalf 
Of Jesse 1 Robinson
Sent: Tuesday, October 24, 2017 3:25 PM
To: [email protected]
Subject: Re: FTP to IBM through a local proxy

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Here's how we run through a proxy. This is *not* encrypted because our proxy 
appliance does not understand TLS. If yours does, you can substitute those 
commands for the vanilla FTP commands below. Note that our proxy gets the 
target URL from the second line. 

//FTPSTEP  EXEC PGM=FTP,COND=(0,LT),REGION=20M            
//SYSPRINT DD SYSOUT=*,BLKSIZE=133                        
//OUTPUT   DD SYSOUT=*,BLKSIZE=133                        
//INPUT    DD *                                           
proxy-name (timeout 720 exit=12                       
[email protected]  <-- target URL                     
sending-userid@home-url            
cd mvs/toibm                                              
SENDSITE                                                  
binary                                                    
put 'source-file-name.TRS' +      
  target-file-name   
quit                                                      

.
.
J.O.Skip Robinson
Southern California Edison Company
Electric Dragon Team Paddler 
SHARE MVS Program Co-Manager
323-715-0595 Mobile
626-543-6132 Office ⇐=== NEW
[email protected]


-----Original Message-----
From: IBM Mainframe Discussion List [mailto:[email protected]] On Behalf 
Of Jousma, David
Sent: Tuesday, October 24, 2017 11:42 AM
To: [email protected]
Subject: (External):FTP to IBM through a local proxy

All,

We used to be able to FTP TLS/SSL encrypted data (dumps, etc) to IBM by opening 
the firewall at our end to certain IBM IP addresses/ports(21) like 
testcase.boulder.ibm.com, etc.  Somewhere along the line, I believe IBM changed 
their servers to redirect the data connection off port 21 onto a range in the 
65024-65535 which now fails miserably, and the PTB here won't entertain opening 
up a range of ports like that.  I've managed to get our SMPE RECEIVE ORDER 
fixed by converting to HTTPS and coding our proxy server.    You may recall my 
ailings on this topic a week or so ago....Thanks to Kurt Q for the assist.

Now, the problem is sending IBM diagnostic data.   Again, I was able to do that 
direct from one of my tech lpars to testcase.ibm.com after opening firewall for 
outbound connections.   That also quit working, for the same reasons.   I'm 
playing around with the IBM PDUU (AMAPDUPL) utility, which has support for 
passing data through proxy server, but in general it seems pretty kludgy.

Is anyone aware of a way to use straight FTP, and provide the necessary client 
options, or ftp subcommands to pass the data through a proxy server?   I'd love 
to see something that one of you might have.

I'll send a virtual cold beverage to whomever can show me some samples...

Thanks in advance, Dave


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