diff --git a/NSF TCP copy 2.PNPRO b/NSF TCP copy 2.PNPRO
index dc6d87f..a912ef8 100644
--- a/NSF TCP copy 2.PNPRO	
+++ b/NSF TCP copy 2.PNPRO	
@@ -32,8 +32,8 @@
       <place magnets="NSEW_SQUARE_POINTS" name="finrcvd_" x="54.0" y="49.0"/>
       <transition delay="I[1.0]" label-x="2.5" label-y="-1.0" magnets="FOUR_PER_SIDE" name="FIN" type="GEN" x="19.55" y="48.0"/>
       <transition delay="I[1.0]" label-x="-2.0" label-y="1.0" magnets="FOUR_PER_SIDE" name="FIN_" type="GEN" x="39.55" y="49.0"/>
-      <transition delay="I[1.0]" label-x="2.0" label-y="-0.5" magnets="FOUR_PER_SIDE" name="ACKF" type="GEN" x="19.55" y="55.0"/>
-      <transition delay="I[1.0]" delay-x="0.0" delay-y="2.0" label-x="-2.5" label-y="-0.5" magnets="FOUR_PER_SIDE" name="ACKF_" type="GEN" x="39.55" y="55.0"/>
+      <transition delay="I[1.0]" label-x="2.0" label-y="-0.5" magnets="FOUR_PER_SIDE" name="ACKF" type="GEN" x="19.55" y="59.0"/>
+      <transition delay="I[1.0]" delay-x="0.0" delay-y="2.0" label-x="-2.5" label-y="-0.5" magnets="FOUR_PER_SIDE" name="ACKF_" type="GEN" x="39.55" y="59.0"/>
       <place magnets="NSEW_SQUARE_POINTS" name="finrcvd" x="4.0" y="49.0"/>
       <place magnets="NSEW_SQUARE_POINTS" name="fin_wait1_" x="54.0" y="55.0"/>
       <place magnets="NSEW_SQUARE_POINTS" name="ackfrcvd" x="4.0" y="62.0"/>
@@ -46,16 +46,14 @@
       <place magnets="FIVE_PER_SIDE" name="closewait" x="4.0" y="83.0"/>
       <place magnets="NSEW_SQUARE_POINTS" name="lastack_" x="54.0" y="88.0"/>
       <place magnets="NSEW_SQUARE_POINTS" name="lastack" x="4.0" y="89.0"/>
-      <transition delay="I[1.0]" label-x="2.5" magnets="FOUR_PER_SIDE" name="ACKF2" type="GEN" x="19.55" y="71.0"/>
-      <transition delay="I[1.0]" label-x="-2.5" magnets="FOUR_PER_SIDE" name="ACKF2_" type="GEN" x="39.55" y="71.0"/>
-      <transition delay="I[1.0]" label-x="2.5" label-y="-1.0" magnets="FOUR_PER_SIDE" name="FIN2" type="GEN" x="19.55" y="64.0"/>
-      <transition delay="I[1.0]" label-x="2.5" label-y="-1.0" magnets="FOUR_PER_SIDE" name="FIN2_" type="GEN" x="39.55" y="64.0"/>
-      <place magnets="FIVE_PER_SIDE" name="teardown" x="4.0" y="45.0"/>
+      <transition delay="I[1.0]" label-x="2.5" magnets="FOUR_PER_SIDE" name="ACKF2" type="GEN" x="19.55" y="76.0"/>
+      <transition delay="I[1.0]" label-x="-2.5" magnets="FOUR_PER_SIDE" name="ACKF2_" type="GEN" x="39.55" y="76.0"/>
+      <transition delay="I[1.0]" label-x="2.5" label-y="-1.0" magnets="FOUR_PER_SIDE" name="FIN2" type="GEN" x="19.55" y="67.0"/>
+      <transition delay="I[1.0]" label-x="2.5" label-y="-1.0" magnets="FOUR_PER_SIDE" name="FIN2_" type="GEN" x="39.55" y="68.0"/>
       <place magnets="FIVE_PER_SIDE" name="teardown_" x="54.0" y="45.0"/>
-      <transition delay="I[1.0]" label-x="2.5" label-y="-1.0" magnets="FOUR_PER_SIDE" name="close" type="GEN" x="19.55" y="43.0"/>
-      <transition delay="I[1.0]" label-x="2.5" label-y="-1.0" magnets="FOUR_PER_SIDE" name="close_" type="GEN" x="39.55" y="43.0"/>
       <place magnets="FIVE_PER_SIDE" name="closing" x="4.0" y="73.0"/>
       <place magnets="FIVE_PER_SIDE" name="closing_" x="54.0" y="73.0"/>
+      <transition delay="I[1.0]" label-x="2.5" magnets="FOUR_PER_SIDE" name="CLOSE" type="GEN" x="28.55" y="87.0"/>
     </nodes>
     <edges>
       <arc head="ACK" head-magnet="4" kind="INPUT" tail="ackonce"/>
@@ -157,39 +155,33 @@
       <arc head="timewait_" kind="OUTPUT" tail="ACKF_" tail-magnet="7"/>
       <arc head="FIN2" head-magnet="15" kind="INPUT" tail="closewait" tail-magnet="18"/>
       <arc head="FIN2_" head-magnet="7" kind="INPUT" tail="closewait_" tail-magnet="5"/>
-      <arc head="close" head-magnet="13" kind="INPUT" tail="estab" tail-magnet="0"/>
-      <arc head="close_" head-magnet="6" kind="INPUT" tail="estab_" tail-magnet="3"/>
-      <arc head="teardown" head-magnet="17" kind="OUTPUT" tail="close" tail-magnet="14"/>
-      <arc head="ACKF" head-magnet="0" kind="INPUT" tail="teardown" tail-magnet="3"/>
-      <arc head="teardown_" head-magnet="14" kind="OUTPUT" tail="close_" tail-magnet="11"/>
       <arc head="ACKF_" head-magnet="2" kind="INPUT" tail="teardown_"/>
       <arc head="FIN_" head-magnet="5" kind="INPUT" tail="teardown_"/>
-      <arc head="FIN" head-magnet="12" kind="INPUT" tail="teardown" tail-magnet="2"/>
       <arc head="teardown_" head-magnet="11" kind="OUTPUT" mult-k="0.78173828125" tail="FIN" tail-magnet="2">
         <point x="35.0" y="46.0"/>
       </arc>
-      <arc head="teardown" kind="OUTPUT" mult-k="0.7110351562500001" tail="FIN_" tail-magnet="0">
-        <point x="25.5" y="46.0"/>
-      </arc>
-      <arc head="fin_wait1_" head-magnet="4" kind="OUTPUT" tail="ACKF_" tail-magnet="7"/>
-      <arc head="fin_wait1" head-magnet="1" kind="OUTPUT" tail="ACKF" tail-magnet="15"/>
       <arc head="fin_wait2_" head-magnet="5" kind="OUTPUT" tail="FIN2" tail-magnet="6"/>
       <arc head="fin_wait2" head-magnet="1" kind="OUTPUT" tail="FIN2_" tail-magnet="8"/>
       <arc head="ACKF2" head-magnet="13" kind="INPUT" tail="fin_wait2" tail-magnet="1"/>
       <arc head="ACKF" head-magnet="13" kind="INPUT" tail="finrcvd" tail-magnet="1"/>
       <arc head="ACKF_" head-magnet="5" kind="INPUT" tail="finrcvd_" tail-magnet="3"/>
       <arc head="closewait" head-magnet="15" kind="OUTPUT" tail="ACKF" tail-magnet="8"/>
-      <arc head="ACKF2" head-magnet="12" kind="INPUT" tail="ackfrcvd" tail-magnet="1"/>
       <arc head="ACKF2" head-magnet="0" kind="INPUT" tail="fin_wait1" tail-magnet="3"/>
       <arc head="ACKF2_" head-magnet="7" kind="INPUT" tail="fin_wait2_" tail-magnet="2"/>
-      <arc head="ACKF2_" head-magnet="6" kind="INPUT" tail="ackfrcvd_" tail-magnet="2"/>
       <arc head="ACKF2_" head-magnet="3" kind="INPUT" tail="fin_wait1_" tail-magnet="2"/>
       <arc head="lastack_" head-magnet="5" kind="OUTPUT" tail="FIN2_" tail-magnet="10"/>
       <arc head="lastack" kind="OUTPUT" tail="FIN2" tail-magnet="9"/>
-      <arc head="closing" head-magnet="17" kind="OUTPUT" tail="ACKF" tail-magnet="15"/>
-      <arc head="closing_" head-magnet="14" kind="OUTPUT" tail="ACKF_" tail-magnet="7"/>
       <arc head="closing" head-magnet="0" kind="OUTPUT" tail="FIN2_" tail-magnet="14"/>
       <arc head="closing_" head-magnet="7" kind="OUTPUT" tail="FIN2" tail-magnet="4"/>
+      <arc head="lastack_" head-magnet="4" kind="OUTPUT" tail="ACKF2" tail-magnet="11"/>
+      <arc head="lastack" head-magnet="0" kind="OUTPUT" tail="ACKF2_" tail-magnet="15"/>
+      <arc head="CLOSE" head-magnet="6" kind="INPUT" tail="lastack_" tail-magnet="3"/>
+      <arc head="FIN2_" head-magnet="4" kind="INPUT" tail="ackfrcvd_" tail-magnet="3"/>
+      <arc head="FIN2" head-magnet="12" kind="INPUT" tail="ackfrcvd" tail-magnet="1"/>
+      <arc head="ackfrcvd" head-magnet="7" kind="OUTPUT" tail="ACKF" tail-magnet="14"/>
+      <arc head="ackfrcvd_" head-magnet="5" kind="OUTPUT" tail="ACKF_" tail-magnet="6"/>
+      <arc head="FIN" head-magnet="12" kind="INPUT" tail="estab" tail-magnet="4"/>
+      <arc head="FIN_" head-magnet="2" kind="INPUT" tail="estab_" tail-magnet="3"/>
     </edges>
   </gspn>
   <measures gspn-name="PetriNet" name="Measures" simplified-UI="false">