diff --git a/src/lsa/adj-lsa.cpp b/src/lsa/adj-lsa.cpp
index 38edb63..ac583e4 100644
--- a/src/lsa/adj-lsa.cpp
+++ b/src/lsa/adj-lsa.cpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2014-2023,  The University of Memphis,
+ * Copyright (c) 2014-2024,  The University of Memphis,
  *                           Regents of the University of California,
  *                           Arizona Board of Regents.
  *
@@ -25,10 +25,8 @@
 namespace nlsr {
 
 AdjLsa::AdjLsa(const ndn::Name& originRouter, uint64_t seqNo,
-               const ndn::time::system_clock::time_point& timepoint,
-               uint32_t noLink, AdjacencyList& adl)
+               const ndn::time::system_clock::time_point& timepoint, AdjacencyList& adl)
   : Lsa(originRouter, seqNo, timepoint)
-  , m_noLink(noLink)
 {
   for (const auto& adjacent : adl.getAdjList()) {
     if (adjacent.getStatus() == Adjacent::STATUS_ACTIVE) {
@@ -42,12 +40,6 @@
   wireDecode(block);
 }
 
-bool
-AdjLsa::isEqualContent(const AdjLsa& alsa) const
-{
-  return m_adl == alsa.getAdl();
-}
-
 template<ndn::encoding::Tag TAG>
 size_t
 AdjLsa::wireEncode(ndn::EncodingImpl<TAG>& block) const
@@ -143,7 +135,7 @@
 AdjLsa::update(const std::shared_ptr<Lsa>& lsa)
 {
   auto alsa = std::static_pointer_cast<AdjLsa>(lsa);
-  if (!isEqualContent(*alsa)) {
+  if (*this != *alsa) {
     resetAdl();
     for (const auto& adjacent : alsa->getAdl()) {
       addAdjacent(adjacent);
diff --git a/src/lsa/adj-lsa.hpp b/src/lsa/adj-lsa.hpp
index 5aad4c0..133e95c 100644
--- a/src/lsa/adj-lsa.hpp
+++ b/src/lsa/adj-lsa.hpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2014-2023,  The University of Memphis,
+ * Copyright (c) 2014-2024,  The University of Memphis,
  *                           Regents of the University of California,
  *                           Arizona Board of Regents.
  *
@@ -26,6 +26,8 @@
 #include "adjacent.hpp"
 #include "adjacency-list.hpp"
 
+#include <boost/operators.hpp>
+
 namespace nlsr {
 
 /*!
@@ -35,7 +37,7 @@
                      Adjacency*
 
  */
-class AdjLsa : public Lsa
+class AdjLsa : public Lsa, private boost::equality_comparable<AdjLsa>
 {
 public:
   typedef AdjacencyList::const_iterator const_iterator;
@@ -43,8 +45,7 @@
   AdjLsa() = default;
 
   AdjLsa(const ndn::Name& originR, uint64_t seqNo,
-         const ndn::time::system_clock::time_point& timepoint,
-         uint32_t noLink, AdjacencyList& adl);
+         const ndn::time::system_clock::time_point& timepoint, AdjacencyList& adl);
 
   AdjLsa(const ndn::Block& block);
 
@@ -74,21 +75,12 @@
   }
 
   void
-  addAdjacent(Adjacent adj)
+  addAdjacent(const Adjacent& adj)
   {
     m_wire.reset();
     m_adl.insert(adj);
   }
 
-  uint32_t
-  getNoLink()
-  {
-    return m_noLink;
-  }
-
-  bool
-  isEqualContent(const AdjLsa& alsa) const;
-
   const_iterator
   begin() const
   {
@@ -117,8 +109,16 @@
   std::tuple<bool, std::list<ndn::Name>, std::list<ndn::Name>>
   update(const std::shared_ptr<Lsa>& lsa) override;
 
-private:
-  uint32_t m_noLink;
+private: // non-member operators
+  // NOTE: the following "hidden friend" operators are available via
+  //       argument-dependent lookup only and must be defined inline.
+  // boost::equality_comparable provides != operator.
+
+  friend bool
+  operator==(const AdjLsa& lhs, const AdjLsa& rhs)
+  {
+    return lhs.m_adl == rhs.m_adl;
+  }
 
 PUBLIC_WITH_TESTS_ELSE_PRIVATE:
   AdjacencyList m_adl;
diff --git a/src/lsdb.cpp b/src/lsdb.cpp
index f672a41..608b575 100644
--- a/src/lsdb.cpp
+++ b/src/lsdb.cpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2014-2023,  The University of Memphis,
+ * Copyright (c) 2014-2024,  The University of Memphis,
  *                           Regents of the University of California,
  *                           Arizona Board of Regents.
  *
@@ -343,7 +343,6 @@
 {
   AdjLsa adjLsa(m_thisRouterPrefix, m_sequencingManager.getAdjLsaSeq() + 1,
                 getLsaExpirationTimePoint(),
-                m_confParam.getAdjacencyList().getNumOfActiveNeighbor(),
                 m_confParam.getAdjacencyList());
   m_sequencingManager.increaseAdjLsaSeq();
   m_sequencingManager.writeSeqNoToFile();
diff --git a/tests/lsa/test-adj-lsa.cpp b/tests/lsa/test-adj-lsa.cpp
index 3effb97..91610bd 100644
--- a/tests/lsa/test-adj-lsa.cpp
+++ b/tests/lsa/test-adj-lsa.cpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2014-2023,  The University of Memphis,
+ * Copyright (c) 2014-2024,  The University of Memphis,
  *                           Regents of the University of California,
  *                           Arizona Board of Regents.
  *
@@ -84,13 +84,11 @@
   activeAdjacency.setStatus(Adjacent::STATUS_ACTIVE);
   activeAdjacencies.insert(activeAdjacency);
 
-  AdjLsa alsa1(routerName, seqNo, testTimePoint,
-               activeAdjacencies.size(), activeAdjacencies);
+  AdjLsa alsa1(routerName, seqNo, testTimePoint, activeAdjacencies);
   BOOST_CHECK_EQUAL(alsa1.getAdl().size(), 1);
   BOOST_CHECK_EQUAL(alsa1.getType(), Lsa::Type::ADJACENCY);
   BOOST_CHECK_EQUAL(alsa1.getSeqNo(), seqNo);
   BOOST_CHECK_EQUAL(alsa1.getExpirationTimePoint(), testTimePoint);
-  BOOST_CHECK_EQUAL(alsa1.getNoLink(), 1);
   BOOST_CHECK(alsa1.getAdl().isNeighbor(activeAdjacency.getName()));
 
   // An AdjLsa initialized with INACTIVE adjacencies should not copy the adjacencies
@@ -99,17 +97,15 @@
   inactiveAdjacency.setStatus(Adjacent::STATUS_INACTIVE);
   inactiveAdjacencies.insert(inactiveAdjacency);
 
-  AdjLsa alsa2(routerName, seqNo, testTimePoint,
-               inactiveAdjacencies.size(), inactiveAdjacencies);
+  AdjLsa alsa2(routerName, seqNo, testTimePoint, inactiveAdjacencies);
   BOOST_CHECK_EQUAL(alsa2.getAdl().size(), 0);
 
   // Thus, the two LSAs should not have equal content
-  BOOST_CHECK_EQUAL(alsa1.isEqualContent(alsa2), false);
+  BOOST_CHECK_NE(alsa1, alsa2);
 
   // Create a duplicate of alsa1 which should have equal content
-  AdjLsa alsa3(routerName, seqNo, testTimePoint,
-               activeAdjacencies.size(), activeAdjacencies);
-  BOOST_CHECK(alsa1.isEqualContent(alsa3));
+  AdjLsa alsa3(routerName, seqNo, testTimePoint, activeAdjacencies);
+  BOOST_CHECK_EQUAL(alsa1, alsa3);
 
   auto wire = alsa1.wireEncode();
   BOOST_TEST(wire == ADJ_LSA1, boost::test_tools::per_element());
@@ -144,7 +140,7 @@
 
   auto testTimePoint = ndn::time::system_clock::now() + ndn::time::seconds(3600);
 
-  AdjLsa lsa("router1", 12, testTimePoint, adjList.size(), adjList);
+  AdjLsa lsa("router1", 12, testTimePoint, adjList);
 
   std::ostringstream os;
   os << lsa;
@@ -181,9 +177,9 @@
 
   auto testTimePoint = ndn::time::system_clock::now();
 
-  AdjLsa adjlsa1("router1", 1, testTimePoint, adjList.size(), adjList);
+  AdjLsa adjlsa1("router1", 1, testTimePoint, adjList);
   AdjLsa adjlsa2(adjlsa1.wireEncode());
-  BOOST_CHECK(adjlsa1.isEqualContent(adjlsa2));
+  BOOST_CHECK_EQUAL(adjlsa1, adjlsa2);
 }
 
 BOOST_AUTO_TEST_SUITE_END()
diff --git a/tests/route/test-hyperbolic-calculator.cpp b/tests/route/test-hyperbolic-calculator.cpp
index 0d4dd5e..bbb7930 100644
--- a/tests/route/test-hyperbolic-calculator.cpp
+++ b/tests/route/test-hyperbolic-calculator.cpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2014-2023,  The University of Memphis,
+ * Copyright (c) 2014-2024,  The University of Memphis,
  *                           Regents of the University of California,
  *                           Arizona Board of Regents.
  *
@@ -69,7 +69,7 @@
     adjacencies.insert(b);
     adjacencies.insert(c);
 
-    AdjLsa adjA(a.getName(), 1, MAX_TIME, 2, adjacencies);
+    AdjLsa adjA(a.getName(), 1, MAX_TIME, adjacencies);
     lsdb.installLsa(std::make_shared<AdjLsa>(adjA));
 
     CoordinateLsa coordA(adjA.getOriginRouter(), 1, MAX_TIME, 16.23, anglesA);
@@ -83,7 +83,7 @@
     adjacencyListB.insert(a);
     adjacencyListB.insert(c);
 
-    AdjLsa adjB(b.getName(), 1, MAX_TIME, 2, adjacencyListB);
+    AdjLsa adjB(b.getName(), 1, MAX_TIME, adjacencyListB);
     lsdb.installLsa(std::make_shared<AdjLsa>(adjB));
 
     CoordinateLsa coordB(adjB.getOriginRouter(), 1, MAX_TIME, 16.59, anglesB);
@@ -97,7 +97,7 @@
     adjacencyListC.insert(a);
     adjacencyListC.insert(b);
 
-    AdjLsa adjC(c.getName(), 1, MAX_TIME, 2, adjacencyListC);
+    AdjLsa adjC(c.getName(), 1, MAX_TIME, adjacencyListC);
     lsdb.installLsa(std::make_shared<AdjLsa>(adjC));
 
     CoordinateLsa coordC(adjC.getOriginRouter(), 1, MAX_TIME, 14.11, anglesC);
diff --git a/tests/route/test-link-state-calculator.cpp b/tests/route/test-link-state-calculator.cpp
index 73421b0..366aa7e 100644
--- a/tests/route/test-link-state-calculator.cpp
+++ b/tests/route/test-link-state-calculator.cpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2014-2023,  The University of Memphis,
+ * Copyright (c) 2014-2024,  The University of Memphis,
  *                           Regents of the University of California,
  *                           Arizona Board of Regents.
  *
@@ -74,7 +74,7 @@
     adjacencyListA.insert(b);
     adjacencyListA.insert(c);
 
-    AdjLsa adjA(a.getName(), 1, MAX_TIME, 2, adjacencyListA);
+    AdjLsa adjA(a.getName(), 1, MAX_TIME, adjacencyListA);
     lsdb.installLsa(std::make_shared<AdjLsa>(adjA));
 
     // Router B
@@ -85,7 +85,7 @@
     adjacencyListB.insert(a);
     adjacencyListB.insert(c);
 
-    AdjLsa adjB(b.getName(), 1, MAX_TIME, 2, adjacencyListB);
+    AdjLsa adjB(b.getName(), 1, MAX_TIME, adjacencyListB);
     lsdb.installLsa(std::make_shared<AdjLsa>(adjB));
 
     // Router C
@@ -96,7 +96,7 @@
     adjacencyListC.insert(a);
     adjacencyListC.insert(b);
 
-    AdjLsa adjC(c.getName(), 1, MAX_TIME, 2, adjacencyListC);
+    AdjLsa adjC(c.getName(), 1, MAX_TIME, adjacencyListC);
     lsdb.installLsa(std::make_shared<AdjLsa>(adjC));
 
     auto lsaRange = lsdb.getLsdbIterator<AdjLsa>();
diff --git a/tests/route/test-name-prefix-table.cpp b/tests/route/test-name-prefix-table.cpp
index 6181296..adeaa6d 100644
--- a/tests/route/test-name-prefix-table.cpp
+++ b/tests/route/test-name-prefix-table.cpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2014-2023,  The University of Memphis,
+ * Copyright (c) 2014-2024,  The University of Memphis,
  *                           Regents of the University of California,
  *                           Arizona Board of Regents.
  *
@@ -78,7 +78,6 @@
   conf.getAdjacencyList().insert(bupt);
   AdjLsa thisRouterAdjLsa(thisRouter.getName(), 1,
                           ndn::time::system_clock::now() + 3600_s,
-                          2,
                           conf.getAdjacencyList());
 
   lsdb.installLsa(std::make_shared<AdjLsa>(thisRouterAdjLsa));
@@ -88,7 +87,7 @@
   buptAdjacencies.insert(thisRouter);
   AdjLsa buptAdjLsa(buptRouterName, 1,
                     ndn::time::system_clock::now() + ndn::time::seconds(5),
-                    0 , buptAdjacencies);
+                    buptAdjacencies);
 
   lsdb.installLsa(std::make_shared<AdjLsa>(buptAdjLsa));
 
@@ -121,7 +120,7 @@
   // Install new adjacency LSA
   AdjLsa buptNewAdjLsa(buptRouterName, 12,
                        ndn::time::system_clock::now() + ndn::time::seconds(3600),
-                       0, buptAdjacencies);
+                       buptAdjacencies);
   lsdb.installLsa(std::make_shared<AdjLsa>(buptNewAdjLsa));
 
   this->advanceClocks(ndn::time::seconds(1));
@@ -350,7 +349,7 @@
 
   // Adj and Coordinate LSAs router
   ndn::Name router2("/router2/2");
-  AdjLsa adjLsa(router2, 12, testTimePoint, 2, conf.getAdjacencyList());
+  AdjLsa adjLsa(router2, 12, testTimePoint, conf.getAdjacencyList());
   lsaPtr = std::make_shared<AdjLsa>(adjLsa);
   BOOST_CHECK(npt.begin() == npt.end());
   npt.updateFromLsdb(lsaPtr, LsdbUpdate::INSTALLED, {}, {});
diff --git a/tests/route/test-routing-table.cpp b/tests/route/test-routing-table.cpp
index a6ce36d..de91bea 100644
--- a/tests/route/test-routing-table.cpp
+++ b/tests/route/test-routing-table.cpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2014-2023,  The University of Memphis,
+ * Copyright (c) 2014-2024,  The University of Memphis,
  *                           Regents of the University of California
  *
  * This file is part of NLSR (Named-data Link State Routing).
@@ -124,7 +124,7 @@
 {
   auto testTimePoint = ndn::time::system_clock::now() + 3600_s;
   ndn::Name router2("/router2");
-  AdjLsa adjLsa(router2, 12, testTimePoint, 2, conf.getAdjacencyList());
+  AdjLsa adjLsa(router2, 12, testTimePoint, conf.getAdjacencyList());
   std::shared_ptr<Lsa> lsaPtr = std::make_shared<AdjLsa>(adjLsa);
   BOOST_CHECK(!rt.m_isRouteCalculationScheduled);
   lsdb.installLsa(lsaPtr);
@@ -147,7 +147,7 @@
   Adjacent ownAdj(conf.getRouterPrefix());
   ownAdj.setStatus(Adjacent::STATUS_ACTIVE);
   adjl.insert(ownAdj);
-  AdjLsa adjLsa4("/router4", 12, testTimePoint, 2, adjl);
+  AdjLsa adjLsa4("/router4", 12, testTimePoint, adjl);
   lsaPtr = std::make_shared<AdjLsa>(adjLsa4);
   lsdb.installLsa(lsaPtr);
 
diff --git a/tests/test-lsdb.cpp b/tests/test-lsdb.cpp
index 0db16e6..323db04 100644
--- a/tests/test-lsdb.cpp
+++ b/tests/test-lsdb.cpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2014-2023,  The University of Memphis,
+ * Copyright (c) 2014-2024,  The University of Memphis,
  *                           Regents of the University of California,
  *                           Arizona Board of Regents.
  *
@@ -403,7 +403,7 @@
   connectSignal();
   auto testTimePoint = ndn::time::system_clock::now() + 3600_s;
   ndn::Name router2("/router2");
-  AdjLsa adjLsa(router2, 12, testTimePoint, 2, conf.getAdjacencyList());
+  AdjLsa adjLsa(router2, 12, testTimePoint, conf.getAdjacencyList());
   std::shared_ptr<Lsa> lsaPtr = std::make_shared<AdjLsa>(adjLsa);
   lsdb.installLsa(lsaPtr);
   checkSignalResult(LsdbUpdate::INSTALLED, lsaPtr, {}, {});
diff --git a/tests/test-nlsr.cpp b/tests/test-nlsr.cpp
index ed8ce66..adb321b 100644
--- a/tests/test-nlsr.cpp
+++ b/tests/test-nlsr.cpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2014-2023,  The University of Memphis,
+ * Copyright (c) 2014-2024,  The University of Memphis,
  *                           Regents of the University of California,
  *                           Arizona Board of Regents.
  *
@@ -344,7 +344,7 @@
                       10, Adjacent::STATUS_ACTIVE, 0, 256);
 
   AdjLsa ownAdjLsa(conf.getRouterPrefix(), 10,
-                   ndn::time::system_clock::now(), 1, neighbors);
+                   ndn::time::system_clock::now(), neighbors);
   lsdb.installLsa(std::make_shared<AdjLsa>(ownAdjLsa));
 
   // Router that will fail
@@ -353,7 +353,7 @@
 
   AdjLsa failAdjLsa("/ndn/neighborA", 10,
                     ndn::time::system_clock::now() + ndn::time::seconds(3600),
-                    1, failAdjacencies);
+                    failAdjacencies);
 
   lsdb.installLsa(std::make_shared<AdjLsa>(failAdjLsa));
 
@@ -363,7 +363,7 @@
 
   AdjLsa otherAdjLsa("/ndn/neighborB", 10,
                      ndn::time::system_clock::now() + ndn::time::seconds(3600),
-                     1, otherAdjacencies);
+                     otherAdjacencies);
 
   lsdb.installLsa(std::make_shared<AdjLsa>(otherAdjLsa));
 
diff --git a/tests/test-statistics.cpp b/tests/test-statistics.cpp
index 641d55b..887112a 100644
--- a/tests/test-statistics.cpp
+++ b/tests/test-statistics.cpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2014-2023,  The University of Memphis,
+ * Copyright (c) 2014-2024,  The University of Memphis,
  *                           Regents of the University of California,
  *                           Arizona Board of Regents.
  *
@@ -298,7 +298,7 @@
   // adjacency lsa
   ndn::Name adjInterest("/localhop/ndn/nlsr/LSA/cs/%C1.Router/router1/ADJACENCY/");
   adjInterest.appendNumber(seqNo);
-  AdjLsa aLsa(routerName, seqNo, MAX_TIME, 1, conf.getAdjacencyList());
+  AdjLsa aLsa(routerName, seqNo, MAX_TIME, conf.getAdjacencyList());
   lsdb.installLsa(std::make_shared<AdjLsa>(aLsa));
 
   lsdb.afterFetchLsa(aLsa.wireEncode().getBuffer(), adjInterest);