diff --git a/gestion/tools/who2b.py b/gestion/tools/who2b.py
index d095f9f2..f4aeb91d 100755
--- a/gestion/tools/who2b.py
+++ b/gestion/tools/who2b.py
@@ -6,17 +6,23 @@ sys.path.append('/usr/scripts/gestion')
 from ldap_crans import crans_ldap
 from hptools import hpswitch, ConversationError
 from affich_tools import coul, cprint
-import whos
+from whos import aff
 
 def liste_machines_fixe():
-	sw = hpswitch('batb-0') ## Quel switch il faut ?
+	sw = hpswitch('backbone')
 	db = crans_ldap()
 	try:
-		macs = sw.show_prise_mac(48): ## Quelle prise il faut ?
+		macs = sw.show_prise_mac(87)
 	except ConversationError:
 		print coul("Impossible de communiquer avec le switch !")
+	machines = []
 	for mac in macs:
-		machines = db.search("mac=%s" % mac)
+		m = db.search("mac=%s" % mac)['machine']
+		if m:
+			machines.append(m[0])
+		else:
+			print "Machine inconnue: %s" % mac
+	aff(machines)
 
 
 liste_machines_fixe()