<HTML ><HEAD ><TITLE >Disable logging to console</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.7"><LINK REL="HOME" TITLE="Remote Serial Console HOWTO" HREF="index.html"><LINK REL="UP" TITLE="Uploading files from a serial console" HREF="upload.html"><LINK REL="PREVIOUS" TITLE="Uploading files from a serial console" HREF="upload.html"><LINK REL="NEXT" TITLE="ASCII upload and cat" HREF="upload-cat.html"></HEAD ><BODY CLASS="SECTION" 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" >Remote Serial Console HOWTO</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="upload.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" >Appendix B. Uploading files from a serial console</TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="upload-cat.html" ACCESSKEY="N" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><DIV CLASS="SECTION" ><H1 CLASS="SECTION" ><A NAME="UPLOAD-LOGGING" ></A >B.1. Disable logging to console</H1 ><P >Before attempting to upload or download files it is a good idea to prevent messages from appearing on the console. These messages will corrupt files moved using <B CLASS="COMMAND" >cat</B > and will cause <SPAN CLASS="APPLICATION" >Xmodem</SPAN > and similar protocols to take much, much longer.</P ><P >Alter your system's configuration to give <SPAN CLASS="APPLICATION" >klogd</SPAN > the <TT CLASS="LITERAL" >-c 1</TT > parameter, inhibiting the display of kernel messages directly to the console. Kernel messages will still go to the system logger.</P ><DIV CLASS="FIGURE" ><A NAME="AEN3363" ></A ><P ><B >Figure B-1. Supressing kernel messages to the console in Red Hat Linux</B ></P ><TABLE BORDER="1" BGCOLOR="#E0E0E0" WIDTH="100%" ><TR ><TD ><FONT COLOR="#000000" ><PRE CLASS="SCREEN" ><TT CLASS="PROMPT" >bash#</TT > <B CLASS="COMMAND" >vi /etc/sysconfig/syslog</B ></PRE ></FONT ></TD ></TR ></TABLE ><TABLE BORDER="0" BGCOLOR="#E0E0E0" WIDTH="100%" ><TR ><TD ><FONT COLOR="#000000" ><PRE CLASS="PROGRAMLISTING" >KLOGD_OPTIONS="-2 -c 1"</PRE ></FONT ></TD ></TR ></TABLE ><TABLE BORDER="1" BGCOLOR="#E0E0E0" WIDTH="100%" ><TR ><TD ><FONT COLOR="#000000" ><PRE CLASS="SCREEN" ><TT CLASS="PROMPT" >bash#</TT > <B CLASS="COMMAND" >/etc/init.d/syslog restart</B ></PRE ></FONT ></TD ></TR ></TABLE ></DIV ><P >Also modify the system logger's configuration not to send messages to the console. Edit <TT CLASS="FILENAME" >/etc/syslog.conf</TT >, altering lines sending output to <TT CLASS="FILENAME" >/dev/console</TT >. Send this output to a file instead.</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="upload.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="upload-cat.html" ACCESSKEY="N" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >Uploading files from a serial console</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="upload.html" ACCESSKEY="U" >Up</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><SPAN CLASS="ACRONYM" >ASCII</SPAN > upload and <B CLASS="COMMAND" >cat</B ></TD ></TR ></TABLE ></DIV ></BODY ></HTML >