Link Recovery Done
diff --git a/Makefile b/Makefile
index 91b5394..f26d056 100644
--- a/Makefile
+++ b/Makefile
@@ -11,7 +11,7 @@
 all: $(PROGRAMS)
 
 nlsr: $(NLSR_SRCS)
-	$(CC) $(CFLAGS) $(NLSR_SRCS) -o nlsr $(LIBS)
+	$(CC) $(CFLAGS) $(NLSR_SRCS) -o nlsr $(LIBS) -lm
 
 install: $(PROGRAMS)
 	cp $(PROGRAMS) $(INSTALL_PATH)
diff --git a/macbook.conf b/macbook.conf
index 151f926..b78921a 100644
--- a/macbook.conf
+++ b/macbook.conf
@@ -1,9 +1,8 @@
 #----configuration file for macbook----------
 #
 router-name /ndn/memphis.edu/netlab/macbook/
-ccnneighbor /ndn/memphis.edu/dunhall/castor face12
-ccnneighbor /ndn/memphis.edu/joneshall/mira/ face11
-ccnneighbor /ndn/memphis.edu/netlab/pollux face14
+ccnneighbor /ndn/memphis.edu/dunhall/castor face11
+ccnneighbor /ndn/memphis.edu/netlab/pollux face13
 ccnname /ndn/memphis.edu/patterson
 ccnname /ndn/memphis.edu/houston/
 #------lsdb-synch-interval-----