provided some notes regarding the 'make' phase's questions

git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@1690 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689

chapter06/nettools-inst.xml

@@ -6,5 +6,23 @@
 <para><screen><userinput>make &amp;&amp;
 make update</userinput></screen></para>
 
+<para>If you want to accept all the default answers, you can run these
+commands instead:</para>
+
+<para><screen><userinput>yes "" | make &amp;&amp;
+make update</userinput></screen></para>
+
+<para>If you don't know what to answer to all the questions asked during
+the <userinput>make</userinput> phase, then just accept the defaults, which
+will be just in fine in the majority of the cases. What you are asked here
+are a bunch of questions relating to the kind of network protocols that you
+have enabled in your kernel.</para>
+
+<para>The default answers will enable the tools from this package to work
+with the most common protocols such as TCP, PPP and a bunch of others. You
+still need to actually enable these protocols in the kernel. What you do
+here is merely telling the programs to be able to use those protocols but
+it's up to the kernel to make it available to the system.</para>
+
 </sect2>