On Thu, 2004-04-08 at 22:49, Josh Jeppson wrote:
> Has anybody else signed up for using the laptop Internet
> access service at Provo City Public Library?  Has anyone
> noticed how very limited that access is?
> 
> Requirements:
>   Sign up at desk
>   Use their filtered proxy
> 
> Services:
>   FTP
>   HTTP
>   HTTPS
> 
> Restrictions:
>   Standard ports only
>   Abuse = Banned
>   Any other network service

Well you could always set up a special tunneling system over http or
https that uses a server you control to route your internet traffic.

A commercial implementation (service) is here: 
http://www.http-tunnel.com.

A GPL implentation is at http://www.nocrew.org/software/httptunnel.html

Michael


> 
> Now, I realize that it is a free (read: tax supported)
> service that the library is providing.  I just wondered
> why other services such as SMTP/POP3 and SSH would be
> blocked.  So, I asked a librarian who I could talk to
> about it.  A technician was there updating some machines,
> so the librarian directed me to him.  He said it was a
> policy established by his boss.  I asked if I could talk
> to him.  (Throughout all of this I was, of course, very
> polite)  He said that his boss was not there at the moment,
> so I asked if I could write him a note.  He said sure.  So
> I did.
> 
> Today I received a very short email:
> 
> > The reason is susceptibility to attack.  We do what we can
> > with a very limited budget.
> > 
> > Provo City Library
> > Systems Manager
> > Gery
> 
> <rant>
> No why would he say that?  If a firewall only allows outgoing
> services and everything is proxied through their server (via
> SOCKS, I suppose) then what is the big deal?  What could they
> possibly fear with outgoing, proxied services?
> </rant>
> 
> Before anybody suggested security risks, please remember that
> they already allow you to physically connect to their network.
> Since they are allowing an unknown machine in, internal network
> security is not the risk.  Plus, I believe (although, I'm not
> sure) that if two of us both connected to their network, we
> would be able to do whatever type of networking we wanted
> between our two machines.
> 
> Josh
> 
> 
> 
> ____________________
> BYU Unix Users Group 
> http://uug.byu.edu/
> ___________________________________________________________________
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-- 
Michael L Torrie <[EMAIL PROTECTED]>


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