diff --git a/src/mpExperience.py b/src/mpExperience.py
index 425bb05..69dd2ca 100644
--- a/src/mpExperience.py
+++ b/src/mpExperience.py
@@ -1,4 +1,5 @@
 from mpParamXp import MpParamXp
+from mpTopo import MpTopo
 
 class MpExperience:
 	PING = "ping"
@@ -187,5 +188,8 @@ class MpExperience:
 		if spcap == "yes" :
 			self.mpTopo.commandTo(self.mpConfig.server,
 					"tcpdump -i any -s " + snaplenpcap + " -w server.pcap &")
+		if spcap == "yes" and cpcap == "yes":
+			router = self.mpTopo.getHost(MpTopo.routerName)
+			self.mpTopo.commandTo(router, "tcpdump -i any -s " + snaplenpcap + " -w router.pcap &")
 		if spcap == "yes" or cpcap == "yes":
 			self.mpTopo.commandTo(self.mpConfig.client,"sleep 5")