diff --git a/model/ccnx-interest-header.cc b/model/ccnx-interest-header.cc
new file mode 100644
index 0000000..a7f2feb
--- /dev/null
+++ b/model/ccnx-interest-header.cc
@@ -0,0 +1,195 @@
+/* -*-  Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
+/*
+ * Copyright (c) 2011 University of California, Los Angeles
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation;
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ * Author: Ilya Moiseenko <iliamo@cs.ucla.edu>
+ *         Alexander Afanasyev <alexander.afanasyev@ucla.edu>
+ */
+
+///< #CCN_PR_SCOPE0 (0x20) local scope,
+///< #CCN_PR_SCOPE1 (0x40) this host,
+///< #CCN_PR_SCOPE2 (0x80) immediate neighborhood
+
+#include "ccnx-interest-header.h"
+
+NS_LOG_COMPONENT_DEFINE ("CcnxInterestHeader");
+
+namespace ns3
+{
+
+NS_OBJECT_ENSURE_REGISTERED (CcnxInterestHeader);
+
+TypeId
+CcnxInterestHeader::GetTypeId (void)
+{
+  static TypeId tid = TypeId ("ns3::CcnxInterestHeader")
+    .SetParent<Header> ()
+    .AddConstructor<CcnxInterestHeader> ()
+    ;
+  return tid;
+}
+  
+
+CcnxInterestHeader::CcnxInterestHeader ()
+  : m_minSuffixComponents (-1)
+  , m_maxSuffixComponents (-1)
+  , m_childSelector (false)
+  , m_answerOriginKind (false)
+  , m_scope (-1)
+  , m_interestLifetime (-1)
+  , m_nonce (0)
+{
+}
+
+void
+CcnxInterestHeader::SetName (const Ptr<Name::Components> &name)
+{
+  m_name = name;
+}
+
+const Name::Components&
+CcnxInterestHeader::GetName () const
+{
+  return *m_name;
+}
+
+void
+CcnxInterestHeader::SetMinSuffixComponents (int32_t value)
+{
+  m_minSuffixComponents = value;
+}
+
+int32_t
+CcnxInterestHeader::GetMinSuffixComponents () const
+{
+  return m_minSuffixComponents;
+}
+
+void
+CcnxInterestHeader::SetMaxSuffixComponents (int32_t value)
+{
+  m_maxSuffixComponents = value;
+}
+
+int32_t
+CcnxInterestHeader::GetMaxSuffixComponents () const
+{
+  return m_maxSuffixComponents;
+}
+
+void
+CcnxInterestHeader::SetExclude (const Ptr<Name::Components> &exclude)
+{
+  m_exclude = exclude;
+}
+
+const Name::Components&
+CcnxInterestHeader::GetExclude () const
+{
+  return *m_exclude;
+}
+
+void
+CcnxInterestHeader::EnableChildSelector ()
+{
+  m_childSelector = true;
+}
+
+bool
+CcnxInterestHeader::IsEnabledChildSelector () const
+{
+  return m_childSelector;
+}
+
+void
+CcnxInterestHeader::EnableAnswerOriginKind ()
+{
+  m_answerOriginKind = true;
+}
+
+bool
+CcnxInterestHeader::IsEnabledAnswerOriginKind () const
+{
+  return m_answerOriginKind;
+}
+
+void
+CcnxInterestHeader::SetScope (int8_t scope)
+{
+  m_scope = scope;
+}
+
+int8_t
+CcnxInterestHeader::GetScope () const
+{
+  return m_scope;
+}
+
+void
+CcnxInterestHeader::SetInterestLifetime (intmax_t lifetime)
+{
+  m_interestLifetime = lifetime;
+}
+
+intmax_t
+CcnxInterestHeader::GetInterestLifetime () const
+{
+  return m_interestLifetime;
+}
+
+void
+CcnxInterestHeader::SetNonce (uint32_t nonce)
+{
+  m_nonce = nonce;
+}
+
+uint32_t
+CcnxInterestHeader::GetNonce () const
+{
+  return m_nonce;
+}
+  
+uint32_t
+CcnxInterestHeader::GetSerializedSize (void) const
+{
+  return 0;
+}
+    
+void
+CcnxInterestHeader::Serialize (Buffer::Iterator start) const
+{
+  return;
+}
+
+uint32_t
+CcnxInterestHeader::Deserialize (Buffer::Iterator start)
+{
+  return 0;
+}
+
+TypeId
+CcnxInterestHeader::GetInstanceTypeId (void) const
+{
+  return GetTypeId ();
+}
+  
+void
+CcnxInterestHeader::Print (std::ostream &os) const
+{
+  os << "Interest: " << *m_name;
+}
+
+}