diff --git a/deployment/puppet/l23network/lib/puppet/parser/functions/generate_network_config.rb b/deployment/puppet/l23network/lib/puppet/parser/functions/generate_network_config.rb
index c73b28a33b..d58a20d793 100644
--- a/deployment/puppet/l23network/lib/puppet/parser/functions/generate_network_config.rb
+++ b/deployment/puppet/l23network/lib/puppet/parser/functions/generate_network_config.rb
@@ -323,6 +323,40 @@ Puppet::Parser::Functions::newfunction(:generate_network_config, :type => :rvalu
           }
         end
         tmp << t
+      elsif t[:action] == 'add-bond'
+        t[:interfaces].each do |ifname|
+          if !(i=tmp.index{|x| x[:action]=='add-port' && x[:name]==ifname})
+            # we has no bond slave in the transformation
+            # should be added
+            debug("Auto-add 'add-port(#{ifname})' for '#{t[:name]}'")
+            if_sym = ifname.to_sym
+            b_provider=t[:provider]
+            mtu = t[:mtu]
+            if t[:interface_properties].is_a?(Hash)
+              # need merge
+              props = config_hash[:interfaces][if_sym]
+              t[:interface_properties].each do |k,v|
+                if k=='mtu' and !v.nil?
+                  mtu==v.to_i
+                elsif v.is_a?(Hash) and props[k].is_a?(Hash)
+                  props[k] = v.merge(props[k])
+                elsif props[k].nil?
+                  props[k] = v
+                end
+              end
+            else
+              # just copy
+              props = config_hash[:interfaces][if_sym]
+            end
+            props[:provider] = b_provider if props[:provider].nil?
+            tmp << {
+              :action => 'add-port',
+              :name   => ifname,
+              :mtu    => mtu
+            }.merge(props)
+          end
+        end
+        tmp << t
       elsif (i=tmp.index{|x| x[:action].match(/add-(port|bond)/) && x[:name]==t[:name]})
         # we has transformation for this interface already auto-added by previous
         # condition. We should merge this properties into which are autocreated
diff --git a/deployment/puppet/l23network/spec/classes/bond_vendor_specific_merge__spec.rb b/deployment/puppet/l23network/spec/classes/bond_vendor_specific_merge__spec.rb
new file mode 100644
index 0000000000..ad7fff36d8
--- /dev/null
+++ b/deployment/puppet/l23network/spec/classes/bond_vendor_specific_merge__spec.rb
@@ -0,0 +1,184 @@
+require 'spec_helper'
+
+describe 'l23network::examples::run_network_scheme', :type => :class do
+
+  context 'pass vendor_specific through interface_properties' do
+    let(:title) { 'xxx' }
+    let(:facts) {
+      {
+        :osfamily => 'Debian',
+        :operatingsystem => 'Ubuntu',
+        :kernel => 'Linux',
+        :l23_os => 'ubuntu',
+        :l3_fqdn_hostname => 'stupid_hostname',
+      }
+    }
+
+    let(:params) do {
+      :settings_yaml => '''
+        network_scheme:
+          version: 1.1
+          provider: lnx
+          interfaces:
+            eth2: {}
+            eth3: {}
+          transformations:
+            - action: add-bond
+              name: bond23
+              interfaces:
+                - eth2
+                - eth3
+              interface_properties:
+                vendor_specific:
+                  aaa: bbb
+          endpoints: {}
+          roles: {}
+      ''',
+    } end
+
+    before(:each) do
+      puppet_debug_override()
+    end
+
+    it do
+      is_expected.to compile.with_all_deps
+    end
+
+    it do
+      is_expected.to contain_l2_bond('bond23').with({
+        'ensure' => 'present',
+        'slaves' => ['eth2', 'eth3'],
+      })
+    end
+
+    ['eth2', 'eth3'].each do |iface|
+      it do
+        is_expected.to contain_l2_port(iface).with({
+          'ensure'  => 'present',
+          'bond_master'  => 'bond23',
+          'vendor_specific' => {
+            'aaa' => 'bbb',
+          }
+        })
+      end
+    end
+
+  end
+
+  context 'merge vendor_specific from port to interface_properties' do
+    let(:title) { 'xxx' }
+    let(:facts) {
+      {
+        :osfamily => 'Debian',
+        :operatingsystem => 'Ubuntu',
+        :kernel => 'Linux',
+        :l23_os => 'ubuntu',
+        :l3_fqdn_hostname => 'stupid_hostname',
+      }
+    }
+
+    let(:params) do {
+      :settings_yaml => '''
+        network_scheme:
+          version: 1.1
+          provider: lnx
+          interfaces:
+            eth2:
+              vendor_specific:
+                ifnumber: 2
+            eth3:
+              vendor_specific:
+                ifnumber: 3
+            eth4:
+              vendor_specific:
+                ifnumber: 4
+            eth5:
+              vendor_specific:
+                ifnumber: 5
+          transformations:
+            - action: add-bond
+              name: bond23
+              interfaces:
+                - eth2
+                - eth3
+              interface_properties:
+                mtu: 9000
+                vendor_specific:
+                  aaa: bbb
+            - action: add-br
+              name: ovs-br1
+              provider: ovs
+            - action: add-bond
+              bridge: ovs-br1
+              name: bond45
+              mtu: 9000
+              interfaces:
+                - eth4
+                - eth5
+              interface_properties:
+                vendor_specific:
+                  aaa: bbb
+              provider: ovs
+          endpoints: {}
+          roles: {}
+      ''',
+    } end
+
+    before(:each) do
+      puppet_debug_override()
+    end
+
+    it do
+      is_expected.to compile.with_all_deps
+    end
+
+    it do
+      is_expected.to contain_l2_bond('bond23').with({
+        'ensure' => 'present',
+        'slaves' => ['eth2', 'eth3'],
+      })
+    end
+
+    ['eth2', 'eth3'].each do |iface|
+      it do
+        is_expected.to contain_l2_port(iface).with({
+          'ensure'  => 'present',
+          'bond_master'  => 'bond23',
+          'mtu' => 9000,
+          'provider' => 'lnx',
+          'vendor_specific' => {
+            'aaa' => 'bbb',
+            'ifnumber' => iface[-1]
+          }
+        })
+      end
+    end
+
+    it do
+      is_expected.to contain_l2_bond('bond45').with({
+        'ensure' => 'present',
+        'mtu'    => '9000',
+        'slaves' => ['eth4', 'eth5'],
+        'provider' => 'ovs'
+      })
+    end
+
+    ['eth4', 'eth5'].each do |iface|
+      it do
+        is_expected.to contain_l2_port(iface).with({
+          'ensure'  => 'present',
+          'mtu' => 9000,
+          'provider' => 'ovs',
+          'vendor_specific' => {
+            'aaa' => 'bbb',
+            'ifnumber' => iface[-1]
+          }
+        })
+      end
+    end
+
+  end
+
+end
+
+###