[clug] FTP Server Question

[Paul]

I think this may have something to do with the client/remote end changing ports, I can't 
remember exactly but their is a setting which tells it to use the server assigned remote port#


Paul

On 7/08/2008 3:03 PM, Ian Bardsley wrote:
> G'Day List
> 
> I have managed to totally confuse myself with this.
> 
> I have a daughter working in South America who has a large number of 
> digital photos that she wants to send back to us.  My thought was to set 
> up an FTP server here and let her transfer the files via that medium a 
> chunk at a time back to Oz.  This seemed simple.  I googled around and 
> found about a hundred different ways to do this, picked the one that 
> seemed to be explained the best and embarked on the exercise of setting 
> up the server using vsftpd.
> 
> Now I'm in the situation of having a working ftp server that operates 
> fine within my little home network but cannot be accessed from the web.
> 
> I have forwarded port 21 to the server IP on my router,  I have allowed 
> service for port 21 via Firestarter but when a mate at another location 
> tries to connect it appears that the connection is made and then dropped 
> within 5 seconds.
> 
> Now, I have googled this extensively and found another hundred threads 
> none of which offer a common explanation of the potential cause of this 
> problem.  I see some suggestion that it is necessary to open ports 49000 
> to 65500 as well as port 21  but  I see no explanation as to why  this 
> would be necessary.  My ISP does not block Port 21 (or any other port 
> for that matter). So I am now confused probably from too much information.
> 
> I am hoping now that the collective wisdom of the list may be able to 
> shed some light on this situation and perhaps point me in the direction 
> of a solution as this has yet again become a challenge.
> 
> My thanks in anticipation of your input
> 
> Regards to all
> 
> Ian Bardsley