ipxe: debug using sleep

ipxe/netboot.ipxe

@@ -11,6 +11,8 @@ echo IP address is ${ip}
 
 #Provisioner uses the following pattern: /boot/{mac}
 set server http://${next-server}/boot/${mac:hexhyp}
+echo Server is ${server}
+sleep 5
 
 # Make an HTTP HEAD request to check if the URL exists
 http ${server} head || goto link_does_not_exist
@@ -20,6 +22,7 @@ isset ${http_status} || goto link_does_not_exist
 iseq ${http_status} 200 && goto link_exists
 
 :link_does_not_exist
+sleep 5
 echo Link ${server} does not exist, booting from next bios/uefi target
 exit