diff --git a/deploy/roles/collectd/templates/admin.conf b/deploy/roles/collectd/templates/admin.conf
index 7539a07..91e7000 100644
--- a/deploy/roles/collectd/templates/admin.conf
+++ b/deploy/roles/collectd/templates/admin.conf
@@ -1,27 +1,28 @@
 FQDNLookup false
 Interval 1
 Timeout 2
 
 #LoadPlugin rrdtool
 LoadPlugin network
 LoadPlugin python
 LoadPlugin thermal
 
 <Plugin "network">
 	Listen "{{ groups.admin[0] }}"
+    MaxPacketSize 4096
 </Plugin>
 
 #<Plugin rrdtool>
 #	DataDir "/var/lib/collectd/rrd"
 #</Plugin>
 
 <Plugin python>
     ModulePath "/etc/collectd"
     LogTraces true
     Interactive false
     Import "leds"
 </Plugin>
 
 <Include "/etc/collectd/collectd.conf.d">
 	Filter "*.conf"
 </Include>
diff --git a/deploy/roles/collectd/templates/compute.conf b/deploy/roles/collectd/templates/compute.conf
index ea73455..151eb80 100644
--- a/deploy/roles/collectd/templates/compute.conf
+++ b/deploy/roles/collectd/templates/compute.conf
@@ -1,22 +1,23 @@
 FQDNLookup false
 Interval 1
 Timeout 2
 
 LoadPlugin network
 LoadPlugin thermal
 LoadPlugin python
 
 <Plugin "network">
 	Server "{{ groups.admin[0] }}"
+    MaxPacketSize 1024
 </Plugin>
 
 <Plugin python>
     ModulePath "/etc/collectd"
     LogTraces true
     Interactive false
     Import "leds"
 </Plugin>
 
 <Include "/etc/collectd/collectd.conf.d">
 	Filter "*.conf"
 </Include>
diff --git a/deploy/roles/collectd/templates/demo.py b/deploy/roles/collectd/templates/demo.py
index 95f1b1c..310ee8a 100644
--- a/deploy/roles/collectd/templates/demo.py
+++ b/deploy/roles/collectd/templates/demo.py
@@ -1,78 +1,78 @@
 #!/usr/bin/env python2
 
 import serial
 import time
 
 DEBUG = 1
 SERIAL = 1
 
 PORT = '/dev/ttyS1'
 SPEED = 9600
 
 LEDS_NUMBER = 8
 LEDS_MAX = 100
 TIME = 0.1
 
 def debug(msg):
     if DEBUG:
         f = open('/tmp/debug_demo', 'a+')
         f.write(str(msg) + "\n")
         f.close()
 
 def write(line):
     if SERIAL:
         ser.write(line)
     debug(line)
 
 def kitt(ser):
     for i in [0, 1, 2, 3, 2, 1]:
         for j in xrange(4):
             line = 'l%d ' % j + '%d 0 0 ' % (LEDS_MAX if i==j else 0) * LEDS_NUMBER
             write(line)
             time.sleep(TIME)
 
 def colors():
     step = 32
     for r in xrange(0, LEDS_MAX, step):
         for g in xrange(0, LEDS_MAX, step):
             for b in xrange(0, LEDS_MAX, step):
                 for index in xrange(4):
                     line = 'l%d ' % index + '%d %d %d ' % (r, g, b) * LEDS_NUMBER
                     write(line)
                     time.sleep(TIME)
 
 def text():
     letters = {
-        'E': [[0,1,1,1,1,1,0,0],[0,1,0,1,0,1,0,0],[0,1,0,1,0,1,0,0],[0,1,0,1,0,1,0,0]],
-        'P': [[0,1,1,1,1,1,0,0],[0,1,0,1,0,0,0,0],[0,1,0,1,0,0,0,0],[0,1,1,1,0,0,0,0]],
-        'F': [[0,1,1,1,1,1,0,0],[0,1,0,1,0,0,0,0],[0,1,0,1,0,0,0,0],[0,1,0,1,0,0,0,0]],
-        'L': [[0,1,1,1,1,1,0,0],[0,0,0,0,0,1,0,0],[0,0,0,0,0,1,0,0],[0,0,0,0,0,1,0,0]],
-       #'S': [[0,1,1,1,0,1,0,0],[0,1,0,1,0,1,0,0],[0,1,0,1,0,1,0,0],[0,1,0,1,1,1,0,0]],
+        'E': [[0,1,0,1,0,1,0,0],[0,1,0,1,0,1,0,0],[0,1,0,1,0,1,0,0],[0,1,1,1,1,1,0,0]],
+        'P': [[0,1,1,1,0,0,0,0],[0,1,0,1,0,0,0,0],[0,1,0,1,0,0,0,0],[0,1,1,1,1,1,0,0]],
+        'F': [[0,1,0,1,0,0,0,0],[0,1,0,1,0,0,0,0],[0,1,0,1,0,0,0,0],[0,1,1,1,1,1,0,0]],
+        'L': [[0,0,0,0,0,1,0,0],[0,0,0,0,0,1,0,0],[0,0,0,0,0,1,0,0],[0,1,1,1,1,1,0,0]],
+       #'S': [[0,1,0,1,1,1,0,0],[0,1,0,1,0,1,0,0],[0,1,0,1,0,1,0,0],[0,1,1,1,0,1,0,0]],
        #'C': [[0,1,1,1,1,1,0,0],[0,1,0,0,0,1,0,0],[0,1,0,0,0,1,0,0],[0,1,1,1,1,1,0,0]],
-       #'I': [[0,0,0,0,0,0,0,0],[0,1,1,1,1,1,0,0],[0,0,0,0,0,0,0,0],[0,0,0,0,0,0,0,0]],
-       #'T': [[0,1,0,0,0,0,0,0],[0,1,1,1,1,1,0,0],[0,1,0,0,0,0,0,0],[0,0,0,0,0,0,0,0]],
+       #'I': [[0,0,0,0,0,0,0,0],[0,0,0,0,0,0,0,0],[0,1,1,1,1,1,0,0],[0,0,0,0,0,0,0,0]],
+       #'T': [[0,0,0,0,0,0,0,0],[0,1,0,0,0,0,0,0],[0,1,1,1,1,1,0,0],[0,1,0,0,0,0,0,0]],
        #'A': [[0,1,1,1,1,1,0,0],[0,1,0,1,0,0,0,0],[0,1,0,1,0,0,0,0],[0,1,1,1,1,1,0,0]],
-       #'S': [[0,1,1,1,0,1,0,0],[0,1,0,1,0,1,0,0],[0,1,0,1,0,1,0,0],[0,1,0,1,1,1,0,0]],
+       #'S': [[0,1,0,1,1,1,0,0],[0,1,0,1,0,1,0,0],[0,1,0,1,0,1,0,0],[0,1,1,1,0,1,0,0]],
         '_': [[0,0,0,0,0,0,0,0],[0,0,0,0,0,0,0,0],[0,0,0,0,0,0,0,0],[0,0,0,0,0,0,0,0]],
     }
     for l in letters.keys():
         index = 0
         for r in letters[l]:
             line = 'l%d ' % index \
                     + ' '.join([str(x).replace("1", str(LEDS_MAX)) + ' 0 0 '
                                 for x in r])
             write(line)
             index += 1
         time.sleep(0.5)
 
 ser = None
 if SERIAL:
     ser = serial.Serial(PORT, SPEED)
 try:
     while True:
         text()
         #colors()
         #kitt()
 except KeyboardInterrupt:
     if SERIAL:
         ser.close()