<HTML ><HEAD ><TITLE >Questions and Answers</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.7"><LINK REL="HOME" TITLE="Authentication Gateway HOWTO" HREF="index.html"><LINK REL="PREVIOUS" TITLE="Additional Resources" HREF="resource.html"></HEAD ><BODY CLASS="SECT1" BGCOLOR="#FFFFFF" TEXT="#000000" LINK="#0000FF" VLINK="#840084" ALINK="#0000FF" ><DIV CLASS="NAVHEADER" ><TABLE SUMMARY="Header navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TH COLSPAN="3" ALIGN="center" >Authentication Gateway HOWTO</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="resource.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" > </TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><DIV CLASS="SECT1" ><H1 CLASS="SECT1" ><A NAME="FAQ" ></A >7. Questions and Answers</H1 ><P > This is just a collection of what I believe are the most common questions people might have. Give me more feedback and I will turn this section into a proper FAQ. </P ><P ></P ><OL TYPE="1" ><LI ><P > Why are the iptables rules not flushing out when a client closes the telnet window? It works if the client logsout of the telnet session. In case of ssh the rules get flushed even if the ssh window is closed. </P ><P > I have not come up with a good answer or solution to this problem. Logu has contributed some modifications to pam_iptables and a set of other tools to solve this problem. These tools can be found in the <A HREF="http://www.itlab.musc.edu/~nathan/pam_iptables/contrib" TARGET="_top" >contrib </A > directory with pam_iptables. </P ></LI ><LI ><P > What does NoCat not work in IE6? It seems to authenticate but doesn't write the firewal rule. </P ><P > Make sure your nocat html contains the following: < meta http-equiv="Refresh" content="$redirect" /> </P ><P > The html files that should contain this metatag are login_ok.html,renew.html, and renew_pasv.html. </P ></LI ></OL ></DIV ><DIV CLASS="NAVFOOTER" ><HR ALIGN="LEFT" WIDTH="100%"><TABLE SUMMARY="Footer navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" ><A HREF="resource.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="index.html" ACCESSKEY="H" >Home</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" > </TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >Additional Resources</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" > </TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" > </TD ></TR ></TABLE ></DIV ></BODY ></HTML >