diff --git a/lib/cli.rb b/lib/cli.rb
index 8a5fd837..93dbb829 100644
--- a/lib/cli.rb
+++ b/lib/cli.rb
@@ -96,7 +96,7 @@ class TestOptions
                     :commit, :svvp, :dump, :gthb_context_prefix, :gthb_context_suffix, :playlist,
                     :select_test_names, :reject_test_names, :reject_report_sections, :boot_device,
                     :allow_test_duplication, :manual, :package_with_playlist, :enable_vbs, :tag_suffix,
-                    :fs_test_image_format, :extensions
+                    :fs_test_image_format, :extensions, :net_test_speed
 
       def create_parser
         OptionParser.new do |parser|
@@ -218,6 +218,11 @@ def define_options(parser)
         parser.on('--extensions <extensions_list>', Array,
                   'List of extensions for run test',
                   &method(:extensions=))
+
+        parser.on('--net-test-speed <net_test_speed>', Integer,
+                  'Network test speed (in Mbps). Default is 10000.',
+                  'Has effect only when testing virtio-net-pci network device.',
+                  &method(:net_test_speed=))
       end
       # rubocop:enable Metrics/AbcSize, Metrics/MethodLength
     end
diff --git a/lib/setupmanagers/qemuhck/devices/virtio-net-pci.json b/lib/setupmanagers/qemuhck/devices/virtio-net-pci.json
index fa667cb7..692f2b89 100644
--- a/lib/setupmanagers/qemuhck/devices/virtio-net-pci.json
+++ b/lib/setupmanagers/qemuhck/devices/virtio-net-pci.json
@@ -4,6 +4,6 @@
   "need_pci_bus": true,
   "command_line": [
     "-netdev @network_backend@,id=@net_if_name@@netdev_options@",
-    "-device virtio-net-pci@device_extra_param@@iommu_device_param@,netdev=@net_if_name@,mac=@net_if_mac@@net_addr@,bus=@bus_name@.0,id=@net_if_name@"
+    "-device virtio-net-pci@device_extra_param@@iommu_device_param@,netdev=@net_if_name@,mac=@net_if_mac@@net_addr@,speed=@speed@,bus=@bus_name@.0,id=@net_if_name@"
   ]
 }
diff --git a/lib/setupmanagers/qemuhck/network_manager.rb b/lib/setupmanagers/qemuhck/network_manager.rb
index da400515..c9aa6a34 100644
--- a/lib/setupmanagers/qemuhck/network_manager.rb
+++ b/lib/setupmanagers/qemuhck/network_manager.rb
@@ -9,14 +9,17 @@ class NetworkManager
       include Helper
 
       CONFIG_JSON = 'lib/setupmanagers/qemuhck/network_manager.json'
+      DEFAULT_NET_SPEED = 10_000 # 10G
 
-      def initialize(id, client_id, machine, logger)
+      def initialize(id, client_id, machine, qemu_options, logger)
         @id = id
         @client_id = client_id
         @machine = machine
         @logger = logger
         @dev_id = 0
 
+        @net_test_speed = qemu_options['net_test_speed'] || DEFAULT_NET_SPEED
+
         @config = Json.read_json(CONFIG_JSON, @logger)
       end
 
@@ -67,6 +70,11 @@ def device_command_info(type, device, command_options, dev_pci, qemu_replacement
         @dev_id += 1
 
         type_config = @config['devices'][type]
+        command_options['@speed@'] = if type == 'test'
+                                       @net_test_speed
+                                     else
+                                       DEFAULT_NET_SPEED
+                                     end
 
         replacement_map = device_replacement_map(type, device, type_config, dev_pci, qemu_replacement_map)
         replacement_map.merge! command_options
diff --git a/lib/setupmanagers/qemuhck/qemu_machine.rb b/lib/setupmanagers/qemuhck/qemu_machine.rb
index 94cfe88b..15dbc0db 100644
--- a/lib/setupmanagers/qemuhck/qemu_machine.rb
+++ b/lib/setupmanagers/qemuhck/qemu_machine.rb
@@ -173,7 +173,7 @@ def initialize(options)
       init_ports
 
       @pcim = PciManager.new(@logger)
-      @nm = NetworkManager.new(@id, @client_id, @machine, @logger)
+      @nm = NetworkManager.new(@id, @client_id, @machine, @options, @logger)
       @sm = StorageManager.new(@id, @client_id, @config, @options, @logger)
 
       @devices_list.flatten!
diff --git a/lib/setupmanagers/qemuhck/qemuhck.rb b/lib/setupmanagers/qemuhck/qemuhck.rb
index 63c58a42..f1a4f3fb 100644
--- a/lib/setupmanagers/qemuhck/qemuhck.rb
+++ b/lib/setupmanagers/qemuhck/qemuhck.rb
@@ -87,6 +87,7 @@ def platform_client_options
 
     def client_vm_common_options
       common = @project.options.common
+      test_opt = @project.options.test
       {
         'id' => @id.to_i,
         'workspace_path' => @workspace_path,
@@ -96,8 +97,9 @@ def client_vm_common_options
         'client_world_net' => common.client_world_net,
         'attach_debug_net' => common.attach_debug_net,
         'share_on_host_path' => common.share_on_host_path,
-        'boot_device' => @project.options.test.boot_device,
-        'fs_test_image_format' => @project.options.test.fs_test_image_format,
+        'boot_device' => test_opt.boot_device,
+        'fs_test_image_format' => test_opt.fs_test_image_format,
+        'net_test_speed' => test_opt.net_test_speed,
         'ctrl_net_device' => common.client_ctrl_net_dev
       }.compact
     end