diff -urN ntp-4.2.4p4+dfsg.orig/debian/changelog ntp-4.2.4p4+dfsg/debian/changelog
--- ntp-4.2.4p4+dfsg.orig/debian/changelog	2008-03-06 13:53:17.000000000 +0900
+++ ntp-4.2.4p4+dfsg/debian/changelog	2008-03-06 14:01:16.000000000 +0900
@@ -1,3 +1,10 @@
+ntp (1:4.2.4p4+dfsg-3ubuntu2) hardy; urgency=low
+
+  * Stop ntp before running ntpdate when an interface 
+    comes up, then start again afterwards (LP: #114505)
+
+ -- Onno Benschop <onno@itmaze.com.au>  Thu,  6 Mar 2008 14:00:42 +0900
+
 ntp (1:4.2.4p4+dfsg-3ubuntu1) hardy; urgency=low
 
   * Merge from debian unstable, remaining changes:
diff -urN ntp-4.2.4p4+dfsg.orig/debian/ntpdate.ifup ntp-4.2.4p4+dfsg/debian/ntpdate.ifup
--- ntp-4.2.4p4+dfsg.orig/debian/ntpdate.ifup	2008-03-06 13:53:17.000000000 +0900
+++ ntp-4.2.4p4+dfsg/debian/ntpdate.ifup	2008-03-06 13:59:29.000000000 +0900
@@ -23,6 +23,9 @@
 	OPTS="-b"
 fi
 
+invoke-rc.d --quiet ntp stop || true
+
 /usr/sbin/ntpdate-debian -s $OPTS 2>/dev/null
 
+invoke-rc.d --quiet ntp start || true
+
 ) &