<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML ><HEAD ><TITLE >Using Term to Pierce an Internet Firewall mini-HOWTO</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.7"><LINK REL="NEXT" TITLE="Preface" HREF="preface.html"></HEAD ><BODY CLASS="ARTICLE" BGCOLOR="#FFFFFF" TEXT="#000000" LINK="#0000FF" VLINK="#840084" ALINK="#0000FF" ><DIV CLASS="ARTICLE" ><DIV CLASS="TITLEPAGE" ><H1 CLASS="TITLE" ><A NAME="AEN2" ></A >Using Term to Pierce an Internet Firewall mini-HOWTO</H1 ><H3 CLASS="AUTHOR" ><A NAME="AEN10" >Barak Pearlmutter</A ></H3 ><DIV CLASS="AFFILIATION" ><DIV CLASS="ADDRESS" ><P CLASS="ADDRESS" ><TT CLASS="EMAIL" ><<A HREF="mailto:bap@cs.unm.edu" >bap@cs.unm.edu</A >></TT ></P ></DIV ></DIV ><H3 CLASS="AUTHOR" ><A NAME="AEN16" >David C. Merrill</A ></H3 ><DIV CLASS="AFFILIATION" ><DIV CLASS="ADDRESS" ><P CLASS="ADDRESS" >david -AT- lupercalia.net</P ></DIV ></DIV ><P CLASS="COPYRIGHT" >Copyright © 1996 Barak Pearlmutter</P ><P CLASS="COPYRIGHT" >Copyright © 2001 David C. Merrill</P ><DIV CLASS="REVHISTORY" ><TABLE WIDTH="100%" BORDER="0" ><TR ><TH ALIGN="LEFT" VALIGN="TOP" COLSPAN="3" ><B >Revision History</B ></TH ></TR ><TR ><TD ALIGN="LEFT" >Revision 1.1</TD ><TD ALIGN="LEFT" >2001-07-14</TD ><TD ALIGN="LEFT" >Revised by: dcm</TD ></TR ><TR ><TD ALIGN="LEFT" COLSPAN="3" >Cleaned up a bit, reorganized a bit, converted to DocBook SGML and relicensed under GFDL.</TD ></TR ><TR ><TD ALIGN="LEFT" >Revision 1.0</TD ><TD ALIGN="LEFT" >1996-07-15</TD ><TD ALIGN="LEFT" >Revised by: pb</TD ></TR ><TR ><TD ALIGN="LEFT" COLSPAN="3" >Initial Release.</TD ></TR ></TABLE ></DIV ><DIV ><DIV CLASS="ABSTRACT" ><A NAME="AEN33" ></A ><P ></P ><P > This document explains how to use the <B CLASS="COMMAND" >term</B > program to pierce a firewall from the inside, even without root privileges. </P ><P > Term is an old program that almost no one uses anymore, because the 7-bit serial lines it is meant to cross are nowhere to be found anymore, and full IP ppp access is dirt cheap. </P ><P > <DIV CLASS="IMPORTANT" ><P ></P ><TABLE CLASS="IMPORTANT" WIDTH="100%" BORDER="0" ><TR ><TD WIDTH="25" ALIGN="CENTER" VALIGN="TOP" ><IMG SRC="../images/important.gif" HSPACE="5" ALT="Important"></TD ><TD ALIGN="LEFT" VALIGN="TOP" ><P > <STRONG >Archived Document Notice: </STRONG > This document has been archived by the LDP because it does not apply to modern Linux systems. It is no longer being actively maintained. </P ></TD ></TR ></TABLE ></DIV > </P ><P ></P ></DIV ></DIV ><HR></DIV ><DIV CLASS="TOC" ><DL ><DT ><B >Table of Contents</B ></DT ><DT >1. <A HREF="preface.html" >Preface</A ></DT ><DD ><DL ><DT >1.1. <A HREF="preface.html#DISCLAIMER" >Disclaimer</A ></DT ><DT >1.2. <A HREF="preface.html#LICENSE" >License</A ></DT ></DL ></DD ><DT >2. <A HREF="introduction.html" >Introduction</A ></DT ><DT >3. <A HREF="basics.html" >The Basic Procedure</A ></DT ><DT >4. <A HREF="details.html" >Detailed Directions</A ></DT ><DT >5. <A HREF="termsockets.html" >Multiple Term Sockets</A ></DT ><DT >6. <A HREF="termrc.telnet.html" >The <<TT CLASS="FILENAME" >˜/.term/termrc.telnet</TT > Init File</A ></DT ><DT >7. <A HREF="direction.html" >Direction</A ></DT ><DT >8. <A HREF="security.html" >Security</A ></DT ><DT >9. <A HREF="telnet.html" >Telnet Mode</A ></DT ><DT >10. <A HREF="bugs.html" >Bugs and Term Wish List</A ></DT ><DT >11. <A HREF="tricks.html" >Tricks That Do Not Seem to Work</A ></DT ><DT >12. <A HREF="resources.html" >Related Resources</A ></DT ><DT >13. <A HREF="acknowledgements.html" >Acknowledgments</A ></DT ></DL ></DIV ></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" > </TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" > </TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="preface.html" ACCESSKEY="N" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" > </TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" > </TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >Preface</TD ></TR ></TABLE ></DIV ></BODY ></HTML >