206 lines
3.2 KiB
HTML
206 lines
3.2 KiB
HTML
<HTML
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><HEAD
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><TITLE
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>Select boot disk</TITLE
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><META
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NAME="GENERATOR"
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CONTENT="Modular DocBook HTML Stylesheet Version 1.7"><LINK
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REL="HOME"
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TITLE="Remote Serial Console HOWTO"
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HREF="index.html"><LINK
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REL="UP"
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TITLE="Upgrading Red Hat Linux from a
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serial console"
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HREF="rhl.html"><LINK
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REL="PREVIOUS"
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TITLE="Upgrading Red Hat Linux from a
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serial console"
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HREF="rhl.html"><LINK
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REL="NEXT"
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TITLE="Configure the BIOS to use the serial
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port"
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HREF="rhl-biosserial.html"></HEAD
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><BODY
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CLASS="SECTION"
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BGCOLOR="#FFFFFF"
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TEXT="#000000"
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LINK="#0000FF"
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VLINK="#840084"
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ALINK="#0000FF"
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><DIV
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CLASS="NAVHEADER"
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><TABLE
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SUMMARY="Header navigation table"
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WIDTH="100%"
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BORDER="0"
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CELLPADDING="0"
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CELLSPACING="0"
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><TR
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><TH
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COLSPAN="3"
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ALIGN="center"
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>Remote Serial Console HOWTO</TH
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></TR
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><TR
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><TD
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WIDTH="10%"
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ALIGN="left"
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VALIGN="bottom"
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><A
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HREF="rhl.html"
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ACCESSKEY="P"
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>Prev</A
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></TD
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><TD
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WIDTH="80%"
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ALIGN="center"
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VALIGN="bottom"
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>Appendix C. Upgrading <SPAN
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CLASS="PRODUCTNAME"
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>Red Hat Linux</SPAN
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> from a
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serial console</TD
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><TD
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WIDTH="10%"
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ALIGN="right"
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VALIGN="bottom"
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><A
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HREF="rhl-biosserial.html"
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ACCESSKEY="N"
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>Next</A
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></TD
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></TR
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></TABLE
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><HR
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ALIGN="LEFT"
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WIDTH="100%"></DIV
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><DIV
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CLASS="SECTION"
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><H1
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CLASS="SECTION"
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><A
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NAME="RHL-SELECTBOOT"
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></A
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>C.1. Select boot disk</H1
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><P
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>The key to a remote upgrade is to be able to boot from floppy
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disk to perform the upgrade, and then to reboot from the hard disk.
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The possibilities are:</P
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><P
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></P
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><OL
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TYPE="1"
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><LI
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><P
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>Most <SPAN
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CLASS="ACRONYM"
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>BIOSs</SPAN
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> allow the boot disk order to be
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controlled through the <SPAN
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CLASS="ACRONYM"
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>BIOS</SPAN
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>' configuration. If
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the <SPAN
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CLASS="ACRONYM"
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>BIOS</SPAN
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> supports a serial console then the
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machine can be upgraded whilst leaving the floppy disk in the
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drive. No one need attend the site to upgrade the operating
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system</P
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></LI
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><LI
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><P
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>Someone can insert a floppy disk before the upgrade and
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remove it afterwards. Most co-location sites will provide this
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level of <SPAN
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CLASS="QUOTE"
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>"board-swap"</SPAN
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> technical support.</P
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></LI
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><LI
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><P
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>Two records of the CMOS memory which stores the
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<SPAN
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CLASS="ACRONYM"
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>BIOS</SPAN
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> configuration can be made: one for booting
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from floppy and another for booting from hard disk.
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Unfortunately the nvram device driver does not yet work on a wide
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enough variety of machines for this HOWTO to pursue this option
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further.</P
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></LI
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></OL
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></DIV
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><DIV
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CLASS="NAVFOOTER"
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><HR
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ALIGN="LEFT"
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WIDTH="100%"><TABLE
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SUMMARY="Footer navigation table"
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WIDTH="100%"
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BORDER="0"
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CELLPADDING="0"
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CELLSPACING="0"
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><TR
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><TD
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WIDTH="33%"
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ALIGN="left"
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VALIGN="top"
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><A
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HREF="rhl.html"
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ACCESSKEY="P"
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>Prev</A
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></TD
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><TD
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WIDTH="34%"
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ALIGN="center"
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VALIGN="top"
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><A
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HREF="index.html"
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ACCESSKEY="H"
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>Home</A
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></TD
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><TD
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WIDTH="33%"
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ALIGN="right"
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VALIGN="top"
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><A
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HREF="rhl-biosserial.html"
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ACCESSKEY="N"
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>Next</A
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></TD
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></TR
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><TR
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><TD
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WIDTH="33%"
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ALIGN="left"
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VALIGN="top"
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>Upgrading <SPAN
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CLASS="PRODUCTNAME"
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>Red Hat Linux</SPAN
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> from a
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serial console</TD
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><TD
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WIDTH="34%"
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ALIGN="center"
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VALIGN="top"
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><A
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HREF="rhl.html"
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ACCESSKEY="U"
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>Up</A
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></TD
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><TD
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WIDTH="33%"
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ALIGN="right"
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VALIGN="top"
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>Configure the <SPAN
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CLASS="ACRONYM"
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>BIOS</SPAN
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> to use the serial
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port</TD
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></TR
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></TABLE
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></DIV
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></BODY
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></HTML
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> |