[svlug] squid not allowing ftp proxy?

Robert L. Harris Robert.L.Harris at rnd-consulting.com
Fri May 26 07:03:29 PDT 2000

Netscape ftp from one of the clients works without the proxy.  CLI ftp 
from the proxy server works without the proxy.  None of it works with
the proxy.


Thus spake Tin Le (tin at le.org):

> Do you have packet filter running?  ipfwadm or ipchains?  Are they the same
> for your home machine and the school?
> The hang sounds like the data connection is blocked.  It will happen to
> if you try using normal command line ftp client on the school machine.
> The symptom is that you can ftp login, but the connection hang when you
> try ls.
> Tin Le
> - ----
> http://tin.le.org
> Internet Security and Firewall Consulting
> Tin Le - tin at le.org
> On Thu, 25 May 2000, Robert L. Harris wrote:
> > At a local charter school, I set up a squid server last weekend.  I coppied
> > the config off my home box, and changed things like the path, etc.  At
> > home, I have netscape using my squid box (port 3128) proxy my ftp as well
> > as http.  This works great.  At the school though it appears to be
> > hanging.  When squid does the ftp call out to the 'net, does it use the
> > same ports, etc as normal ftp?  Thoughts?
> Version: 2.6.2i
> cwBd6k+5x0LIW6jn1cNmCHB0kVtIySX4DhFl04oIxitulv+j2WBTsj+zJvPGT0Hf
> ASbvdiyJSlu9MkQK6NTKLZs9iqDDcpnbUXIoJsPy67yqib5mZDg97AbTjRLi1D0+
> zvQ4RkbGQhI=
> =4Xnw
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Robert L. Harris                |  Micros~1 :  
Senior System Engineer          |    For when quality, reliability 
  at RnD Consulting             |      and security just aren't
                                \_       that important!
      These are MY OPINIONS ALONE.  I speak for no-one else.
 perl -e 'print $i=pack(c5,(41*2),sqrt(7056),(unpack(c,H)-2),oct(115),10);'

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