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<HTML
><HEAD
><TITLE
>How does it work?</TITLE
><META
NAME="GENERATOR"
CONTENT="Modular DocBook HTML Stylesheet Version 1.7"><LINK
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><BODY
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><DIV
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><TABLE
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><TR
><TH
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><A
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><DIV
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><H1
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><A
NAME="How"
></A
>How does it work?</H1
><P
>
<P
></P
><OL
TYPE="1"
><LI
><P
> Diskless computer (DC) broadcasts MAC address with bootp: Who am I?
</P
></LI
><LI
><P
> DHCP server on S looks up DB: Your IP address is X.X.X.X, your server is
S, your boot file is <TT
CLASS="filename"
>vmlinuz.myname</TT
>, etc.
</P
></LI
><LI
><P
> DC asks to load file from TFTP server on S: Please give me
<TT
CLASS="filename"
>vmlinuz.myname</TT
>
</P
></LI
><LI
><P
> S: Here you are (<TT
CLASS="filename"
>/tftpdir/vmlinuz.myname</TT
>)
</P
><P
> DC thinks a while (booting Linux).
</P
></LI
><LI
><P
> DC: Please let me mount <TT
CLASS="filename"
>/</TT
> with NFS
</P
></LI
><LI
><P
> DC: Please let me mount other NFSes (<TT
CLASS="filename"
>/usr, /home/</TT
>, etc)
</P
></LI
><LI
><P
> S: Here you are
</P
></LI
><LI
><P
> DC: Runs intended application
</P
></LI
></OL
>
</P
><P
> Network boot ROM contains code to do 1 and 3.
</P
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