diff --git a/lib/vagrant/actions/vm/forward_ports.rb b/lib/vagrant/actions/vm/forward_ports.rb
index 8f959e7ec..c5f5eadc0 100644
--- a/lib/vagrant/actions/vm/forward_ports.rb
+++ b/lib/vagrant/actions/vm/forward_ports.rb
@@ -100,18 +100,10 @@ module Vagrant
         def used_ports
           result = VirtualBox::VM.all.collect do |vm|
             if vm.running? && vm.uuid != runner.uuid
-              if VirtualBox.version =~ /^3\.1\./
-                # VirtualBox 3.1.x uses forwarded ports via extra-data
-                vm.forwarded_ports.collect do |fp|
+              vm.network_adapters.collect do |na|
+                na.nat_driver.forwarded_ports.collect do |fp|
                   fp.hostport.to_s
                 end
-              else
-                # VirtualBox 3.2.x uses forwarded ports via NAT engines
-                vm.network_adapters.collect do |na|
-                  na.nat_driver.forwarded_ports.collect do |fp|
-                    fp.hostport.to_s
-                  end
-                end
               end
             end
           end
@@ -121,34 +113,20 @@ module Vagrant
 
         # Deletes existing forwarded ports.
         def clear_ports
-          if VirtualBox.version =~ /^3\.1\./
-            fp = runner.vm.forwarded_ports.dup
-            fp.each { |p| p.destroy }
-          else
-            runner.vm.network_adapters.each do |na|
-              na.nat_driver.forwarded_ports.dup.each do |fp|
-                fp.destroy
-              end
+          runner.vm.network_adapters.each do |na|
+            na.nat_driver.forwarded_ports.dup.each do |fp|
+              fp.destroy
             end
           end
         end
 
         # Forwards a port.
         def forward_port(name, options)
-          if VirtualBox.version =~ /^3\.1\./
-            port = VirtualBox::ForwardedPort.new
-            port.name = name
-            port.hostport = options[:hostport]
-            port.guestport = options[:guestport]
-            port.instance = options[:adapter]
-            runner.vm.forwarded_ports << port
-          else
-            port = VirtualBox::NATForwardedPort.new
-            port.name = name
-            port.guestport = options[:guestport]
-            port.hostport = options[:hostport]
-            runner.vm.network_adapters[options[:adapter]].nat_driver.forwarded_ports << port
-          end
+          port = VirtualBox::NATForwardedPort.new
+          port.name = name
+          port.guestport = options[:guestport]
+          port.hostport = options[:hostport]
+          runner.vm.network_adapters[options[:adapter]].nat_driver.forwarded_ports << port
         end
       end
     end
diff --git a/lib/vagrant/environment.rb b/lib/vagrant/environment.rb
index 7a931d6ec..f58608e1c 100644
--- a/lib/vagrant/environment.rb
+++ b/lib/vagrant/environment.rb
@@ -40,7 +40,7 @@ module Vagrant
         version = VirtualBox.version
         if version.nil?
           error_and_exit(:virtualbox_not_detected)
-        elsif version.to_f < 3.1
+        elsif version.to_f < 3.2
           error_and_exit(:virtualbox_invalid_version, :version => version.to_s)
         elsif version.to_s.downcase.include?("ose")
           error_and_exit(:virtualbox_invalid_ose, :version => version.to_s)
diff --git a/lib/vagrant/ssh.rb b/lib/vagrant/ssh.rb
index 62c088fdd..732ec5dc3 100644
--- a/lib/vagrant/ssh.rb
+++ b/lib/vagrant/ssh.rb
@@ -132,20 +132,13 @@ module Vagrant
       return pnum if pnum
 
       # Check if we have an SSH forwarded port
-      if VirtualBox.version =~ /^3\.1\./
-        pnum = env.vm.vm.forwarded_ports.detect do |fp|
+      pnum = nil
+      env.vm.vm.network_adapters.each do |na|
+        pnum = na.nat_driver.forwarded_ports.detect do |fp|
           fp.name == env.config.ssh.forwarded_port_key
         end
-      else
-        # VirtualBox 3.2 specific
-        pnum = nil
-        env.vm.vm.network_adapters.each do |na|
-          pnum = na.nat_driver.forwarded_ports.detect do |fp|
-            fp.name == env.config.ssh.forwarded_port_key
-          end
 
-          break if pnum
-        end
+        break if pnum
       end
 
       return pnum.hostport if pnum
diff --git a/templates/strings.yml b/templates/strings.yml
index 288024b96..db7ee0cf4 100644
--- a/templates/strings.yml
+++ b/templates/strings.yml
@@ -219,7 +219,7 @@
   manually for more verbose error output.
 :virtualbox_invalid_version: |-
   Vagrant has detected that you have VirtualBox version <%= version %> installed!
-  Vagrant requires that you use at least VirtualBox version 3.1. Please install
+  Vagrant requires that you use at least VirtualBox version 3.2. Please install
   a more recent version of VirtualBox to continue.
 :virtualbox_not_detected: |-
   Vagrant could not detect VirtualBox! Make sure VirtualBox is properly installed.
diff --git a/test/vagrant/actions/vm/forward_ports_test.rb b/test/vagrant/actions/vm/forward_ports_test.rb
index 65c8991a9..2ffe6dfc5 100644
--- a/test/vagrant/actions/vm/forward_ports_test.rb
+++ b/test/vagrant/actions/vm/forward_ports_test.rb
@@ -103,9 +103,10 @@ class ForwardPortsActionTest < Test::Unit::TestCase
       forwarded_ports = mock("forwarded_ports")
       network_adapter = mock("network_adapter")
 
-      @vm.expects(:network_adapters).returns([network_adapter])
+      @vm.stubs(:network_adapters).returns([network_adapter])
       network_adapter.expects(:attachment_type).returns(:nat)
 
+      @action.expects(:forward_port).once
       @vm.expects(:save).once
       @runner.expects(:reload!).once
       @action.forward_ports
@@ -182,13 +183,6 @@ class ForwardPortsActionTest < Test::Unit::TestCase
       @action.used_ports
     end
 
-    should "return the forwarded ports for VB 3.1.x" do
-      VirtualBox.stubs(:version).returns("3.1.4")
-      fps = [mock_fp(2222), mock_fp(80)]
-      @vms << mock_vm(:forwarded_ports => fps)
-      assert_equal %W[2222 80], @action.used_ports
-    end
-
     should "return the forwarded ports for VB 3.2.x" do
       VirtualBox.stubs(:version).returns("3.2.4")
       fps = [mock_fp(2222), mock_fp(80)]
@@ -208,92 +202,52 @@ class ForwardPortsActionTest < Test::Unit::TestCase
       fp
     end
 
-    context "in VB 3.1.x" do
-      setup do
-        VirtualBox.stubs(:version).returns("3.1.4")
-        @fps = []
-        @vm.stubs(:forwarded_ports).returns(@fps)
-      end
-
-      should "destroy each forwarded port" do
-        @fps << mock_fp
-        @fps << mock_fp
-        @action.clear_ports
-      end
+    setup do
+      VirtualBox.stubs(:version).returns("3.2.8")
+      @adapters = []
+      @vm.stubs(:network_adapters).returns(@adapters)
     end
 
-    context "in VB 3.2.x" do
-      setup do
-        VirtualBox.stubs(:version).returns("3.2.8")
-        @adapters = []
-        @vm.stubs(:network_adapters).returns(@adapters)
-      end
+    def mock_adapter
+      na = mock("adapter")
+      engine = mock("engine")
+      engine.stubs(:forwarded_ports).returns([mock_fp])
+      na.stubs(:nat_driver).returns(engine)
+      na
+    end
 
-      def mock_adapter
-        na = mock("adapter")
-        engine = mock("engine")
-        engine.stubs(:forwarded_ports).returns([mock_fp])
-        na.stubs(:nat_driver).returns(engine)
-        na
-      end
-
-      should "destroy each forwarded port" do
-        @adapters << mock_adapter
-        @adapters << mock_adapter
-        @action.clear_ports
-      end
+    should "destroy each forwarded port" do
+      @adapters << mock_adapter
+      @adapters << mock_adapter
+      @action.clear_ports
     end
   end
 
-  context "forwarding ports" do
-    context "in VB 3.1.x" do
-      setup do
-        VirtualBox.stubs(:version).returns("3.1.4")
-      end
-
-      should "forward ports" do
-        forwarded_ports = mock("forwarded_ports")
-        @vm.expects(:forwarded_ports).returns(forwarded_ports)
-        @runner.env.config.vm.forwarded_ports.each do |name, opts|
-          forwarded_ports.expects(:<<).with do |port|
-            assert_equal name, port.name
-            assert_equal opts[:hostport], port.hostport
-            assert_equal opts[:guestport], port.guestport
-            assert_equal opts[:adapter], port.instance
-            true
-          end
-
-          @action.forward_port(name, opts)
-        end
-      end
+  context "forwarding ports implementation" do
+    setup do
+      VirtualBox.stubs(:version).returns("3.2.8")
     end
 
-    context "in VB 3.2.x" do
-      setup do
-        VirtualBox.stubs(:version).returns("3.2.8")
+    should "forward ports" do
+      name, opts = @runner.env.config.vm.forwarded_ports.first
+
+      adapters = []
+      adapter = mock("adapter")
+      engine = mock("engine")
+      fps = mock("forwarded ports")
+      adapter.stubs(:nat_driver).returns(engine)
+      engine.stubs(:forwarded_ports).returns(fps)
+      fps.expects(:<<).with do |port|
+        assert_equal name, port.name
+        assert_equal opts[:hostport], port.hostport
+        assert_equal opts[:guestport], port.guestport
+        true
       end
 
-      should "forward ports" do
-        name, opts = @runner.env.config.vm.forwarded_ports.first
+      adapters[opts[:adapter]] = adapter
+      @vm.stubs(:network_adapters).returns(adapters)
 
-        adapters = []
-        adapter = mock("adapter")
-        engine = mock("engine")
-        fps = mock("forwarded ports")
-        adapter.stubs(:nat_driver).returns(engine)
-        engine.stubs(:forwarded_ports).returns(fps)
-        fps.expects(:<<).with do |port|
-          assert_equal name, port.name
-          assert_equal opts[:hostport], port.hostport
-          assert_equal opts[:guestport], port.guestport
-          true
-        end
-
-        adapters[opts[:adapter]] = adapter
-        @vm.stubs(:network_adapters).returns(adapters)
-
-        @action.forward_port(name, opts)
-      end
+      @action.forward_port(name, opts)
     end
   end
 end
diff --git a/test/vagrant/ssh_test.rb b/test/vagrant/ssh_test.rb
index 714910050..987d614a3 100644
--- a/test/vagrant/ssh_test.rb
+++ b/test/vagrant/ssh_test.rb
@@ -7,8 +7,9 @@ class SshTest < Test::Unit::TestCase
     end
 
     @forwarded_ports = []
+    @network_adapters = []
     @vm = mock("vm")
-    @vm.stubs(:forwarded_ports).returns(@forwarded_ports)
+    @vm.stubs(:network_adapters).returns(@network_adapters)
 
     @env.stubs(:vm).returns(mock_vm(@env))
     @env.vm.stubs(:vm).returns(@vm)
@@ -213,18 +214,6 @@ class SshTest < Test::Unit::TestCase
       mock_ssh
     end
 
-    should "return the configured port by default in VB 3.1.x" do
-      VirtualBox.stubs(:version).returns("3.1.4")
-
-      port = 2222
-      fp = mock("fp")
-      fp.stubs(:name).returns(@env.config.ssh.forwarded_port_key)
-      fp.stubs(:hostport).returns(port)
-      @forwarded_ports << fp
-
-      assert_equal port, @ssh.port
-    end
-
     should "return the port given in options if it exists" do
       assert_equal "47", @ssh.port({ :port => "47" })
     end