<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML ><HEAD ><TITLE >Checking for PPP Support</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.7"><LINK REL="HOME" TITLE="Reliance LG LSP 340 Series WLL Modem Setup HOWTO" HREF="index.html"><LINK REL="PREVIOUS" TITLE="Activating Internet Services on your Handset" HREF="sect_03.html"><LINK REL="NEXT" TITLE="Configuring your Phone" HREF="sect_05.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" >Reliance LG LSP 340 Series WLL Modem Setup HOWTO</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="sect_03.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="sect_05.html" ACCESSKEY="N" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><DIV CLASS="sect1" ><H1 CLASS="sect1" ><A NAME="sect_04" ></A >4. Checking for PPP Support</H1 ><P >Although PPP support is provided in almost all Linux distributions but it is still better to check whether it is present on your system. You can use <B CLASS="command" >checkconfig</B > or, better still, look into the <TT CLASS="filename" >/usr/sbin</TT > directory and locate PPP binaries with the command</P ><P ><B CLASS="command" >ls <TT CLASS="option" >-al</TT > <TT CLASS="parameter" ><I >ppp*</I ></TT ></B > </P ><P >If you get a listing like this:</P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" WIDTH="100%" ><TR ><TD ><FONT COLOR="#000000" ><PRE CLASS="screen" > -rwxr-xr-x 1 root root 3438 2005-05-28 14:56 ppp-go* -rwxr-xr-x 1 root bin 1787 2004-02-26 21:36 ppp-off* lrwxrwxrwx 1 root root 6 2005-05-28 14:17 ppp-on -> ppp-go* lrwxrwxrwx 1 root root 7 2005-05-28 14:17 ppp-stop -> ppp-off* -rwxr-xr-x 1 root bin 346812 2004-02-26 21:36 pppd* -rwxr-xr-x 1 root bin 37916 2004-02-26 21:36 pppdump* -rwxr-xr-x 1 root bin 25936 2003-03-02 22:05 pppoe* -rwxr-xr-x 1 root bin 22308 2003-03-02 22:05 pppoe-relay* -rwxr-xr-x 1 root bin 35084 2003-03-02 22:05 pppoe-server* -rwxr-xr-x 1 root bin 12028 2003-03-02 22:05 pppoe-sniff* -rwxr-xr-x 1 root bin 58527 2004-02-26 21:36 pppsetup* -rwxr-xr-x 1 root bin 9192 2004-02-26 21:36 pppstats* </PRE ></FONT ></TD ></TR ></TABLE ><P >then PPP support is definitely present.</P ><P >Similarly, look into <TT CLASS="filename" >/etc/ppp</TT > directory, which contains the PPP options file and some other files configuring PPP: </P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" WIDTH="100%" ><TR ><TD ><FONT COLOR="#000000" ><PRE CLASS="screen" > -rw------- 1 root root 78 2004-02-26 21:36 chap-secrets -rw------- 1 root root 1625 2005-05-28 14:35 connect-errors -rw-r--r-- 1 root root 938 2003-03-02 22:04 firewall-masq -rw-r--r-- 1 root root 836 2003-03-02 22:04 firewall-standalone -rwxr-xr-x 1 root root 1208 2005-05-28 14:56 ip-down* -rwxr-xr-x 1 root root 1208 2005-05-28 14:29 ip-down.OLD* -rwxr-xr-x 1 root root 1945 2005-05-28 14:56 ip-up* -rwxr-xr-x 1 root root 1945 2005-05-28 14:29 ip-up.OLD* -rw------- 1 root root 541 2005-05-28 14:58 options -rw------- 1 root root 656 2005-05-28 14:56 options.demand -rw-r--r-- 1 root root 9975 2005-05-28 11:21 options.old -rw------- 1 root root 216 2005-05-28 14:56 pap-secrets drwxr-xr-x 2 root root 4096 2003-03-02 22:05 plugins/ -rw-r--r-- 1 root root 104 2003-03-02 22:04 pppoe-server-options -rw-r--r-- 1 root root 4562 2003-03-02 22:04 pppoe.conf -rw------- 1 root root 129 2005-05-28 15:12 pppscript -rw------- 1 root root 8941 2005-05-28 14:56 pppsetup.txt </PRE ></FONT ></TD ></TR ></TABLE ><P >For the sake of safety do copy your original options file to a file <TT CLASS="filename" >options.old</TT > so that you can revert back to your original setup should you have troubles.</P ><P >See <A HREF="http://www.tldp.org/HOWTO/PPP-HOWTO/kernel-configuration.html" TARGET="_top" >the PPP HOWTO Chapter 10</A > for more information on PPP support in the Linux kernel.</P ></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="sect_03.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" ><A HREF="sect_05.html" ACCESSKEY="N" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >Activating Internet Services on your Handset</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" > </TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >Configuring your Phone</TD ></TR ></TABLE ></DIV ></BODY ></HTML >