diff --git a/lib/vagrant/action/builtin/handle_forwarded_port_collisions.rb b/lib/vagrant/action/builtin/handle_forwarded_port_collisions.rb
index b53ba35c2..7edb256f3 100644
--- a/lib/vagrant/action/builtin/handle_forwarded_port_collisions.rb
+++ b/lib/vagrant/action/builtin/handle_forwarded_port_collisions.rb
@@ -92,6 +92,7 @@ module Vagrant
           with_forwarded_ports(env) do |options|
             guest_port = options[:guest]
             host_port  = options[:host]
+	    host_ip    = options[:host_ip]
 
             if options[:protocol] && options[:protocol] != "tcp"
               @logger.debug("Skipping #{host_port} because UDP protocol.")
@@ -105,8 +106,8 @@ module Vagrant
             end
 
             # If the port is open (listening for TCP connections)
-            in_use = extra_in_use.include?(host_port) ||
-              port_checker[host_port] ||
+            in_use = extra_in_use.include?([host_ip,host_port]) ||
+              port_checker[host_ip,host_port] ||
               lease_check(host_port)
             if in_use
               if !repair || !options[:auto_correct]
@@ -205,8 +206,8 @@ module Vagrant
           end
         end
 
-        def port_check(port)
-          is_port_open?("127.0.0.1", port)
+        def port_check(host="127.0.0.1",port)
+          is_port_open?(host, port)
         end
 
         def with_forwarded_ports(env)
diff --git a/plugins/providers/virtualbox/action/prepare_forwarded_port_collision_params.rb b/plugins/providers/virtualbox/action/prepare_forwarded_port_collision_params.rb
index 7fad5ee1e..0bc1982d5 100644
--- a/plugins/providers/virtualbox/action/prepare_forwarded_port_collision_params.rb
+++ b/plugins/providers/virtualbox/action/prepare_forwarded_port_collision_params.rb
@@ -14,7 +14,7 @@ module VagrantPlugins
           # Build the remap for any existing collision detections
           remap = {}
           env[:port_collision_remap] = remap
-          env[:machine].provider.driver.read_forwarded_ports.each do |_nic, name, hostport, _guestport|
+          env[:machine].provider.driver.read_forwarded_ports.each do |_nic, name, hostaddr, hostport, _guestport|
             env[:machine].config.vm.networks.each do |type, options|
               next if type != :forwarded_port
 
diff --git a/plugins/providers/virtualbox/driver/version_4_3.rb b/plugins/providers/virtualbox/driver/version_4_3.rb
index cc700c0fa..230de74f0 100644
--- a/plugins/providers/virtualbox/driver/version_4_3.rb
+++ b/plugins/providers/virtualbox/driver/version_4_3.rb
@@ -18,7 +18,7 @@ module VagrantPlugins
 
         def clear_forwarded_ports
           args = []
-          read_forwarded_ports(@uuid).each do |nic, name, _, _|
+          read_forwarded_ports(@uuid).each do |nic, name, _,  _, _|
             args.concat(["--natpf#{nic}", "delete", name])
           end
 
@@ -261,8 +261,9 @@ module VagrantPlugins
               end
 
             # Parse out the forwarded port information
-            if line =~ /^Forwarding.+?="(.+?),.+?,.*?,(.+?),.*?,(.+?)"$/
-              result = [current_nic, $1.to_s, $2.to_i, $3.to_i]
+            if line =~ /^Forwarding.+?="(.+?),.*?,.(.+?),(.+?),.*?,(.+?)"$/
+              result = [current_nic, $1.to_s, $2.to_s, $3.to_i, $4.to_i]
+			#[["nat", "ssh", "127.0.0.1", 2222, 22]]
               @logger.debug("  - #{result.inspect}")
               results << result
             end
@@ -449,8 +450,8 @@ module VagrantPlugins
               # Ignore our own used ports
               next if uuid == @uuid
 
-              read_forwarded_ports(uuid, true).each do |_, _, hostport, _|
-                ports << hostport
+              read_forwarded_ports(uuid, true).each do |_, _, hostaddr, hostport, _|
+                ports << [hostaddr, hostport]
               end
             end
           end
@@ -497,7 +498,7 @@ module VagrantPlugins
           @logger.debug("Searching for SSH port: #{expected_port.inspect}")
 
           # Look for the forwarded port only by comparing the guest port
-          read_forwarded_ports.each do |_, _, hostport, guestport|
+          read_forwarded_ports.each do |_, _, _, hostport, guestport|
             return hostport if guestport == expected_port
           end