Re: MIDRANGE-L Digest, Vol 4, Issue 985

[shalom@xxxxxxxxxx]

Sorry, I used the wrong type of brackets.

the SOCAT commands should be

socat TCP4-LISTEN:2121 SOCKS4:socksserver:ftpserver:21,socksport=8090

CALL PGM(QP2SHELL2)
     PARM('socat' 
          'TCP4-LISTEN:2121' 
          'SOCKS4:socksserver:ftpserver:21,socksport=8090')

Regards, 
Shalom Carmel
--------------
www.venera.com - Exposing iSeries insecurity


----- Original Message -----
> date: 19 May 2005 10:02:36 -0000
> from: shalom@xxxxxxxxxx
> subject: RE: Socks server port
> 
> I suppose that changing the SOCKS server port back to 1080 is out of the 
> question.
> 
> In that case, port tunneling may be the answer.
> 
> SOCAT is a port tunneling utility on *nix. The nice thing about SOCAT
> is that its AIX binary runs on the iSeries in the PASE environment, 
> with no recompilation.
> 
> Try this, either in PASE, or Linux, or any appropriate unix:
> 
> socat TCP4-LISTEN:2121 SOCKS4:::21,socksport=8090
> 
> Then, in your iSeries FTP client run 
> 
> FTP RMTSYS('socat-server') PORT(2121)            
> 
> If you run SOCAT in PASE, then the FTP request would look like
> 
> FTP RMTSYS('127.0.0.1') PORT(2121)
> 
> SOCAT for AIX that runs on iSeries can be found at 
> http://aixpdslib.seas.ucla.edu/packages/socat.html
> 
> To run socat, place the binary file in an iSeries IFS folder, and execute
> 
> CALL PGM(QP2SHELL2)
>      PARM('socat' 
>           'TCP4-LISTEN:2121' 
>           'SOCKS4:::21,socksport=8090')
> 
> SOCAT is verified to run in 5.1 and 5.2. 
> I am not sure about 4.5, and did not try the SOCKS redirection yet.
> 
> Regards, 
> Shalom Carmel
> -----------------------
> www.venera.com - Exposing iSeries insecurity
>