diff --git a/install.sh b/install.sh
index 0ec5fa42f5..04017cb22f 100755
--- a/install.sh
+++ b/install.sh
@@ -934,6 +934,8 @@ AUTH_PLAIN_FILES="src/authm_mad/remotes/plain/authenticate"
 NETWORK_FILES="src/vnm_mad/remotes/OpenNebulaNetwork.rb \
                src/vnm_mad/remotes/OpenNebulaNetwork.conf \
                src/vnm_mad/remotes/Firewall.rb \
+               src/vnm_mad/remotes/SecurityGroups.rb \
+               src/vnm_mad/remotes/IPNetmask.rb \
                src/vnm_mad/remotes/OpenNebulaNic.rb"
 
 NETWORK_8021Q_FILES="src/vnm_mad/remotes/802.1Q/clean \
@@ -971,8 +973,7 @@ NETWORK_VMWARE_FILES="src/vnm_mad/remotes/vmware/clean \
 
 NETWORK_SG_FILES="src/vnm_mad/remotes/security_groups/clean \
                     src/vnm_mad/remotes/security_groups/post \
-                    src/vnm_mad/remotes/security_groups/pre \
-                    src/vnm_mad/remotes/security_groups/SecurityGroups.rb"
+                    src/vnm_mad/remotes/security_groups/pre"
 
 #-------------------------------------------------------------------------------
 # Transfer Manager commands, to be installed under $LIB_LOCATION/tm_commands
diff --git a/src/vnm_mad/remotes/802.1Q/clean b/src/vnm_mad/remotes/802.1Q/clean
index e7cac108b9..6a454dda31 100755
--- a/src/vnm_mad/remotes/802.1Q/clean
+++ b/src/vnm_mad/remotes/802.1Q/clean
@@ -20,8 +20,15 @@ $: << File.dirname(__FILE__)
 $: << File.join(File.dirname(__FILE__), "..")
 
 require 'OpenNebulaNetwork'
+require 'SecurityGroups'
 require 'Firewall'
 
-fw = OpenNebulaFirewall.from_base64(ARGV[0])
+template64 = ARGV[0]
 
-fw.deactivate
+if OpenNebulaNetwork.has_fw_attrs?(template64)
+    fw = OpenNebulaFirewall.from_base64(template64)
+    fw.deactivate
+else
+    sg = OpenNebulaSG.from_base64(template64)
+    sg.deactivate
+end
diff --git a/src/vnm_mad/remotes/802.1Q/post b/src/vnm_mad/remotes/802.1Q/post
index f14405d711..8fae58c232 100755
--- a/src/vnm_mad/remotes/802.1Q/post
+++ b/src/vnm_mad/remotes/802.1Q/post
@@ -20,11 +20,38 @@ $: << File.dirname(__FILE__)
 $: << File.join(File.dirname(__FILE__), "..")
 
 require 'OpenNebulaNetwork'
+require 'SecurityGroups'
 require 'Firewall'
 
 template64 = ARGV[0]
 deploy_id  = ARGV[1]
 
-fw = OpenNebulaFirewall.from_base64(template64, deploy_id)
+if OpenNebulaNetwork.has_fw_attrs?(template64)
+    fw = OpenNebulaFirewall.from_base64(template64, deploy_id)
+    fw.activate
+else
+    sg = OpenNebulaSG.from_base64(template64, deploy_id)
+    begin
+        sg.activate
+    rescue OpenNebulaSGError => e
+        error = e.error
+        stage = e.stage
 
-fw.activate
+        OpenNebula.log_error(error.message)
+        OpenNebula.log_error(error.backtrace)
+
+        case stage
+        when :bootstrap, :security_groups
+            OpenNebula.log_info("Deactivating security groups for #{deploy_id}.")
+
+            sg.deactivate
+        when :deactivate
+            OpenNebula.log_error("Error deactivating security group rules for #{deploy_id}. Please verify manually.")
+        end
+        exit 1
+    rescue Exception => error
+        OpenNebula.log_error(error.message)
+        OpenNebula.log_error(error.backtrace)
+        exit 1
+    end
+end
diff --git a/src/vnm_mad/remotes/ebtables/clean b/src/vnm_mad/remotes/ebtables/clean
index f051b09504..37e5a7694a 100755
--- a/src/vnm_mad/remotes/ebtables/clean
+++ b/src/vnm_mad/remotes/ebtables/clean
@@ -19,13 +19,20 @@
 $: << File.dirname(__FILE__)
 $: << File.join(File.dirname(__FILE__), "..")
 
+require 'OpenNebulaNetwork'
 require 'Ebtables'
 require 'Firewall'
+require 'SecurityGroups'
 
-onevlan = EbtablesVLAN.from_base64(ARGV[0])
+template64 = ARGV[0]
 
+onevlan = EbtablesVLAN.from_base64(template64)
 onevlan.deactivate
 
-fw = OpenNebulaFirewall.from_base64(ARGV[0])
-
-fw.deactivate
+if OpenNebulaNetwork.has_fw_attrs?(template64)
+    fw = OpenNebulaFirewall.from_base64(template64)
+    fw.deactivate
+else
+    sg = OpenNebulaSG.from_base64(template64)
+    sg.deactivate
+end
diff --git a/src/vnm_mad/remotes/ebtables/post b/src/vnm_mad/remotes/ebtables/post
index 84b719c173..d25e88358d 100755
--- a/src/vnm_mad/remotes/ebtables/post
+++ b/src/vnm_mad/remotes/ebtables/post
@@ -19,16 +19,44 @@
 $: << File.dirname(__FILE__)
 $: << File.join(File.dirname(__FILE__), "..")
 
+require 'OpenNebulaNetwork'
 require 'Ebtables'
+require 'SecurityGroups'
 require 'Firewall'
 
 template64 = ARGV[0]
 deploy_id  = ARGV[1]
 
 onevlan = EbtablesVLAN.from_base64(template64, deploy_id)
-
 onevlan.activate
 
-fw = OpenNebulaFirewall.from_base64(template64, deploy_id)
+if OpenNebulaNetwork.has_fw_attrs?(template64)
+    fw = OpenNebulaFirewall.from_base64(template64, deploy_id)
+    fw.activate
+else
+    sg = OpenNebulaSG.from_base64(template64, deploy_id)
+    begin
+        sg.activate
+    rescue OpenNebulaSGError => e
+        error = e.error
+        stage = e.stage
+
+        OpenNebula.log_error(error.message)
+        OpenNebula.log_error(error.backtrace)
+
+        case stage
+        when :bootstrap, :security_groups
+            OpenNebula.log_info("Deactivating security groups for #{deploy_id}.")
+
+            sg.deactivate
+        when :deactivate
+            OpenNebula.log_error("Error deactivating security group rules for #{deploy_id}. Please verify manually.")
+        end
+        exit 1
+    rescue Exception => error
+        OpenNebula.log_error(error.message)
+        OpenNebula.log_error(error.backtrace)
+        exit 1
+    end
+end
 
-fw.activate
diff --git a/src/vnm_mad/remotes/fw/clean b/src/vnm_mad/remotes/fw/clean
index e7cac108b9..8082ba65aa 100755
--- a/src/vnm_mad/remotes/fw/clean
+++ b/src/vnm_mad/remotes/fw/clean
@@ -23,5 +23,4 @@ require 'OpenNebulaNetwork'
 require 'Firewall'
 
 fw = OpenNebulaFirewall.from_base64(ARGV[0])
-
 fw.deactivate
diff --git a/src/vnm_mad/remotes/fw/post b/src/vnm_mad/remotes/fw/post
index f14405d711..8e5a29a6f1 100755
--- a/src/vnm_mad/remotes/fw/post
+++ b/src/vnm_mad/remotes/fw/post
@@ -26,5 +26,4 @@ template64 = ARGV[0]
 deploy_id  = ARGV[1]
 
 fw = OpenNebulaFirewall.from_base64(template64, deploy_id)
-
 fw.activate
diff --git a/src/vnm_mad/remotes/security_groups/clean b/src/vnm_mad/remotes/security_groups/clean
index ce9da6325f..6a454dda31 100755
--- a/src/vnm_mad/remotes/security_groups/clean
+++ b/src/vnm_mad/remotes/security_groups/clean
@@ -21,6 +21,14 @@ $: << File.join(File.dirname(__FILE__), "..")
 
 require 'OpenNebulaNetwork'
 require 'SecurityGroups'
+require 'Firewall'
 
-sg = OpenNebulaSG.from_base64(ARGV[0])
-sg.deactivate
+template64 = ARGV[0]
+
+if OpenNebulaNetwork.has_fw_attrs?(template64)
+    fw = OpenNebulaFirewall.from_base64(template64)
+    fw.deactivate
+else
+    sg = OpenNebulaSG.from_base64(template64)
+    sg.deactivate
+end
diff --git a/src/vnm_mad/remotes/security_groups/post b/src/vnm_mad/remotes/security_groups/post
index 1186b997ef..8fae58c232 100755
--- a/src/vnm_mad/remotes/security_groups/post
+++ b/src/vnm_mad/remotes/security_groups/post
@@ -21,32 +21,37 @@ $: << File.join(File.dirname(__FILE__), "..")
 
 require 'OpenNebulaNetwork'
 require 'SecurityGroups'
+require 'Firewall'
 
 template64 = ARGV[0]
 deploy_id  = ARGV[1]
 
-sg = OpenNebulaSG.from_base64(template64, deploy_id)
-begin
-    sg.activate
-rescue OpenNebulaSGError => e
-    error = e.error
-    stage = e.stage
+if OpenNebulaNetwork.has_fw_attrs?(template64)
+    fw = OpenNebulaFirewall.from_base64(template64, deploy_id)
+    fw.activate
+else
+    sg = OpenNebulaSG.from_base64(template64, deploy_id)
+    begin
+        sg.activate
+    rescue OpenNebulaSGError => e
+        error = e.error
+        stage = e.stage
 
-    OpenNebula.log_error(error.message)
-    OpenNebula.log_error(error.backtrace)
+        OpenNebula.log_error(error.message)
+        OpenNebula.log_error(error.backtrace)
 
-    case stage
-    when :bootstrap, :security_groups
-        OpenNebula.log_info("Deactivating security groups for #{deploy_id}.")
+        case stage
+        when :bootstrap, :security_groups
+            OpenNebula.log_info("Deactivating security groups for #{deploy_id}.")
 
-        sg.deactivate
-    when :deactivate
-        OpenNebula.log_error("Error deactivating security group rules for #{deploy_id}. Please verify manually.")
+            sg.deactivate
+        when :deactivate
+            OpenNebula.log_error("Error deactivating security group rules for #{deploy_id}. Please verify manually.")
+        end
+        exit 1
+    rescue Exception => error
+        OpenNebula.log_error(error.message)
+        OpenNebula.log_error(error.backtrace)
+        exit 1
     end
-    exit 1
-
-rescue Exception => error
-    OpenNebula.log_error(error.message)
-    OpenNebula.log_error(error.backtrace)
-    exit 1
 end