CcnxInterestSender and its helper fixes
diff --git a/apps/ccnx-interest-sender.cc b/apps/ccnx-interest-sender.cc
index 6ca40a3..239d7cb 100644
--- a/apps/ccnx-interest-sender.cc
+++ b/apps/ccnx-interest-sender.cc
@@ -37,6 +37,10 @@
                    TimeValue (Seconds (0.1)),
                    MakeTimeAccessor (&CcnxInterestSender::m_offTime),
                    MakeTimeChecker ())
+    .AddAttribute ("Face","Local face to be used",
+                   PointerValue (CreateObject<CcnxLocalFace> ()),
+                   MakePointerAccessor (&CcnxInterestSender::m_face),
+                   MakePointerChecker<CcnxLocalFace> ())
     /*.AddAttribute ("NameComponents","CcnxName of the Interest (use CcnxNameComponents)",
                    CcnxNameComponentsValue(CcnxNameComponents()),
                    MakeCcnxNameComponentsAccessor(&CcnxInterestSender::m_interestName),
@@ -130,7 +134,7 @@
 {
     NS_LOG_FUNCTION_NOARGS ();
         
-    Time nextTime = Seconds(m_offTime); //send now
+    Time nextTime = Seconds(m_offTime);
     m_sendEvent = Simulator::Schedule (nextTime, &CcnxInterestSender::SendPacket, this);
 }
     
diff --git a/apps/ccnx-interest-sender.h b/apps/ccnx-interest-sender.h
index 345da02..04e9801 100644
--- a/apps/ccnx-interest-sender.h
+++ b/apps/ccnx-interest-sender.h
@@ -78,6 +78,7 @@
     void Construct (Ptr<Node> n,
                     std::string tid,
                     const Time& offtime,
+                    Ptr<CcnxLocalFace> face,
                     Ptr<CcnxNameComponents> nameComponents,
                     const Time& lifetime,
                     const int32_t& minSuffixComponents,
diff --git a/helper/ccnx-interest-sender-helper.cc b/helper/ccnx-interest-sender-helper.cc
index ca0b9f0..c182207 100644
--- a/helper/ccnx-interest-sender-helper.cc
+++ b/helper/ccnx-interest-sender-helper.cc
@@ -40,20 +40,20 @@
 }
     
 ApplicationContainer
-CcnxInterestSenderHelper::Install (Ptr<Node> node) const
+CcnxInterestSenderHelper::Install (Ptr<Node> node)
 {
     return ApplicationContainer (InstallPriv (node));
 }
     
 ApplicationContainer
-CcnxInterestSenderHelper::Install (std::string nodeName) const
+CcnxInterestSenderHelper::Install (std::string nodeName)
 {
     Ptr<Node> node = Names::Find<Node> (nodeName);
     return ApplicationContainer (InstallPriv (node));
 }
     
 ApplicationContainer
-CcnxInterestSenderHelper::Install (NodeContainer c) const
+CcnxInterestSenderHelper::Install (NodeContainer c)
 {
     ApplicationContainer apps;
     for (NodeContainer::Iterator i = c.Begin (); i != c.End (); ++i)
@@ -65,8 +65,13 @@
 }
     
 Ptr<Application>
-CcnxInterestSenderHelper::InstallPriv (Ptr<Node> node) const
+CcnxInterestSenderHelper::InstallPriv (Ptr<Node> node)
 {
+    Ptr<CcnxLocalFace> localFace = Create<CcnxLocalFace> ();
+    localFace->SetNode(node);
+    localFace->SetUp();
+    m_factory.Set ("Face", PointerValue (localFace));
+    
     Ptr<Application> app = m_factory.Create<Application> ();
     node->AddApplication (app);
         
diff --git a/helper/ccnx-interest-sender-helper.h b/helper/ccnx-interest-sender-helper.h
index 58af8ff..2ff46cc 100644
--- a/helper/ccnx-interest-sender-helper.h
+++ b/helper/ccnx-interest-sender-helper.h
@@ -31,6 +31,7 @@
 #include "ns3/application-container.h"
 #include "ns3/name-components.h"
 #include "ns3/pointer.h"
+#include "ns3/ccnx-local-face.h"
 
 namespace ns3 
 {    
@@ -65,7 +66,7 @@
      * will be installed.
      * \returns Container of Ptr to the applications installed.
      */
-    ApplicationContainer Install (NodeContainer c) const;
+    ApplicationContainer Install (NodeContainer c);
         
     /**
      * Install an ns3::CcnxInterestSender on the node configured with all the 
@@ -74,7 +75,7 @@
      * \param node The node on which an CcnxInterestSender will be installed.
      * \returns Container of Ptr to the applications installed.
      */
-    ApplicationContainer Install (Ptr<Node> node) const;
+    ApplicationContainer Install (Ptr<Node> node);
         
     /**
      * Install an ns3::CcnxInterestSender on the node configured with all the 
@@ -83,7 +84,7 @@
      * \param nodeName The node on which an CcnxInterestSender will be installed.
      * \returns Container of Ptr to the applications installed.
      */
-    ApplicationContainer Install (std::string nodeName) const;
+    ApplicationContainer Install (std::string nodeName);
         
 private:
     /**
@@ -94,7 +95,7 @@
      * \param node The node on which an CcnxInterestSender will be installed.
      * \returns Ptr to the application installed.
     */
-    Ptr<Application> InstallPriv (Ptr<Node> node) const;
+    Ptr<Application> InstallPriv (Ptr<Node> node);
     ObjectFactory m_factory;
 };    
 }