[install-guide] added a step to start xinetd to pxe bios section

[Pete Travis]

commit 6385bc19cda763db8aee345752269ffce45cc32b
Author: Pete Travis <immanetize at fedoraproject.org>
Date:   Thu Jan 17 00:22:04 2013 -0700

    added a step to start xinetd to pxe bios section

 en-US/pxe-server-config-bios.xml |   11 ++++++++++-
 1 files changed, 10 insertions(+), 1 deletions(-)
---
diff --git a/en-US/pxe-server-config-bios.xml b/en-US/pxe-server-config-bios.xml
index 9398631..cd51615 100644
--- a/en-US/pxe-server-config-bios.xml
+++ b/en-US/pxe-server-config-bios.xml
@@ -17,7 +17,16 @@
 		    In the <application>tftp-server</application> config file at <filename>/etc/xinet.d/tftp</filename>, change the <parameter>disabled</parameter> parameter from <literal>yes</literal> to <literal>no</literal>.
 	      </para>
 	    </step>  
-	    	  
+	    <step>
+	      <para>
+		Start the xinetd service, and enable it to persist across reboots"
+                <screen>
+                  <command>systemctl start xinetd</command>
+                  <command>systemctl enable xinetd</command>
+                  <command>systemctl status xinetd</command>
+                </screen>
+              </para>
+            </step>
 	    <step>
 		    <para>
 		      Configure your DHCP server to use the boot images packaged with SYSLINUX. (If you do not have a DHCP server installed, refer to the <citetitle>DHCP Servers</citetitle> chapter in the <citetitle>Fedora Deployment Guide</citetitle>.)