diff --git a/mininet/conf_parser.py b/mininet/conf_parser.py
index c9fe119..2e8014c 100644
--- a/mininet/conf_parser.py
+++ b/mininet/conf_parser.py
@@ -1,49 +1,49 @@
 import ConfigParser, re
 
 class confCCNHost():
-    
+
     def __init__(self, name, app='', uri_tuples='', cpu=None, cores=None):
         self.name = name
         self.app = app
         self.uri_tuples = uri_tuples
         self.cpu = cpu
         self.cores = cores
-        
+
     def __repr__(self):
         return 'Name: ' + self.name + ' App: ' + self.app + ' URIS: ' + str(self.uri_tuples) + ' CPU:' + str(self.cpu) + ' Cores:' +str(self.cores)
 
 class confCCNLink():
-    
+
     def __init__(self,h1,h2,linkDict=None):
         self.h1 = h1
         self.h2 = h2
         self.linkDict = linkDict
-        
+
     def __repr__(self):
         return 'h1: ' + self.h1 + ' h2: ' + self.h2 + ' params: ' + str(self.linkDict)
-    
+
 def parse_hosts(conf_arq):
     'Parse hosts section from the conf file.'
     config = ConfigParser.RawConfigParser()
     config.read(conf_arq)
-    
+
     hosts = []
-    
+
     items = config.items('hosts')
-    
+
     for item in items:
 
         name = item[0]
-  
+
         rest = item[1].split()
 
         app = rest.pop(0)
-        
+
         uris = rest
         uri_list=[]
         cpu = None
         cores = None
-        
+
         for uri in uris:
             if re.match("cpu",uri):
                 cpu = float(uri.split('=')[1])
@@ -51,9 +51,9 @@
                 cores = uri.split('=')[1]
             else:
                 uri_list.append((uri.split(',')[0],uri.split(',')[1]))
-        
+
         hosts.append(confCCNHost(name , app, uri_list,cpu,cores))
-    
+
     return hosts
 
 def parse_routers(conf_arq):
@@ -62,65 +62,66 @@
     config.read(conf_arq)
 
     routers = []
-    
+
     items = config.items('routers')
-    
+
     for item in items:
         name = item[0]
-  
+
         rest = item[1].split()
 
         uris = rest
         uri_list=[]
         cpu = None
         cores = None
-        
+
         for uri in uris:
             if re.match("cpu",uri):
                 cpu = float(uri.split('=')[1])
             elif re.match("cores",uri):
-                cores = uri.split('=')[1]    
+                cores = uri.split('=')[1]
             else:
                 uri_list.append((uri.split(',')[0],uri.split(',')[1]))
-        
+
         routers.append(confCCNHost(name=name , uri_tuples=uri_list, cpu=cpu, cores=cores))
-    
+
     return routers
 
 def parse_links(conf_arq):
     'Parse links section from the conf file.'
     arq = open(conf_arq,'r')
-    
+
     links = []
-     
+
     while True:
         line = arq.readline()
         if line == '[links]\n':
             break
-    
+
     while True:
         line = arq.readline()
         if line == '':
             break
-        
+
         args = line.split()
         h1, h2 = args.pop(0).split(':')
-        
+
         link_dict = {}
-        
+
         for arg in args:
             arg_name, arg_value = arg.split('=')
             key = arg_name
             value = arg_value
-            if key in ['loss','bw','jitter','max_queue_size']:
+            if key in ['bw','jitter','max_queue_size']:
                 value = int(value)
-            
+            if key in ['loss']:
+                value = float(value)
             link_dict[key] = value
-            
+
         links.append(confCCNLink(h1,h2,link_dict))
-        
-        
+
+
     return links
-        
-        
-    
+
+
+