Thanks Chris,
 What if all my users have the same external IP address? Will that
still work? All my users are behind a router with a single outbound
IP.


Thanks!
Kevin

On 4/6/07, Chris Robertson <[EMAIL PROTECTED]> wrote:
Kevin Gordon wrote:
> Hello,
>  I'm trying to figure out how to prevent a user from initiating
> multiple sessions. For example, if username jdoe logs in and is
> actively using resources I do not want user jdoe to initiate a second
> session. Some of my users have access to resources others do not so I
> am trying to prevent username sharing.
>
> Does anyone know how to tell squid to block logins from a user that is
> already logged in? I know squid has the
> auth_param basic credentialsttl ** minutes item, but how do you check
> if a credential is already in use?
>
>
>
> Thanks!

Look into the max_user_ip ACL.  If you decide that is going to work for
you, have a look at the comments fora uthenticate_ip_ttl.

Chris



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