--- a/branches/ucs-3.2/ucs-3.2-3/base/univention-system-setup/debian/changelog	
+++ a/branches/ucs-3.2/ucs-3.2-3/base/univention-system-setup/debian/changelog	
@@ -1,3 +1,9 @@ 
+univention-system-setup (7.0.69-62) unstable; urgency=low
+
+  * Bug #3xxxx: Fix miimon UCR variable
+
+ -- Philipp Hahn <hahn@univention.de>  Wed, 29 Oct 2014 15:03:49 +0100
+
 univention-system-setup (7.0.69-61) unstable; urgency=low
 
   * Fixed translation error in ApplianceWizard.js (Bug #34090)
--- a/branches/ucs-3.2/ucs-3.2-3/base/univention-system-setup/debian/univention-system-setup.postinst	
+++ a/branches/ucs-3.2/ucs-3.2-3/base/univention-system-setup/debian/univention-system-setup.postinst	
@@ -37,4 +37,11 @@ create_logfile /var/log/univention/setup.log "root:adm" 640
 
 chmod -R 700 /var/cache/univention-system-setup
 
+if dpkg --compare-versions "$2" lt-nl 7.0.69-62~
+then
+	ucr search --brief --non-empty '^interfaces/.*/options/' |
+		sed -rne 's,(interfaces/.*/options/.*): (miimon .*)$,\1=bond-\2,p' |
+		xargs -d '\n' --no-run-if-empty ucr set
+fi
+
 exit 0
--- a/branches/ucs-3.2/ucs-3.2-3/base/univention-system-setup/umc/python/setup/network.py	
+++ a/branches/ucs-3.2/ucs-3.2-3/base/univention-system-setup/umc/python/setup/network.py	
@@ -729,7 +729,7 @@ class Bond(Device):
 						self.bond_mode = self.modes[value.strip()]
 					except KeyError:
 						pass  # invalid mode
-			elif name == 'miimon':
+			elif name in ('bond-miimon', 'miimon'):
 				try:
 					self.miimon = int(value)
 				except ValueError:
@@ -747,7 +747,7 @@ class Bond(Device):
 		if self.bond_mode == 1 and self.bond_primary:
 			options.append('bond-primary %s' % (' '.join(self.bond_primary),))
 		if self.miimon is not None:
-			options.append('miimon %s' % (self.miimon,))
+			options.append('bond-miimon %s' % (self.miimon,))
 
 		return options