+ #logger.log("update_ipv6addr_slivertag: starting with slice={}".format(slice['name']))
+
+ # Check if the slice to be processed in a "system" slice
+ # If so, just loop to the next slice
+ system_slice = False
+ for attribute in slice['attributes']:
+ if attribute['tagname']=='system' and attribute['value']=='1':
+ system_slice = True
+ break
+ if system_slice: continue