asp.net sessions issue
<p>I have a problem of the session not expiring. Here is my case</p>

<p>I have a application in asp.net1.1. i am able to handle session when user click logout button. Session is active for 35 minutes. the application is also check if same user is trying to login using multiple machine and blocks it. </p>

<p>Now this application is deployed in city where there is power outage. When user is loggd in and light goes off,  the session remain open. Due to this, the user is not able to log in again for next 35 minutes from alternate machine.</p>

<p>Can you tell solution of how to handle issue of session remained open the right way?</p>
