diff --git a/src/main.rs b/src/main.rs
index 1e7ab0faa..eed3cd7ed 100755
--- a/src/main.rs
+++ b/src/main.rs
@@ -131,12 +131,7 @@ fn create_app<'a, 'b>(
         .arg(
             Arg::with_name("net")
                 .long("net")
-                .help(
-                    "Network parameters \
-                     \"tap=<if_name>,ip=<ip_addr>,mask=<net_mask>,mac=<mac_addr>,iommu=on|off,\
-                     num_queues=<number_of_queues>,queue_size=<size_of_each_queue>,\
-                     vhost_user=<vhost_user_enable>,socket=<vhost_user_socket_path>\"",
-                )
+                .help(config::NetConfig::SYNTAX)
                 .takes_value(true)
                 .min_values(1)
                 .group("vm-config"),
diff --git a/vmm/src/config.rs b/vmm/src/config.rs
index 7b838e2c0..0cc4ee30b 100644
--- a/vmm/src/config.rs
+++ b/vmm/src/config.rs
@@ -553,6 +553,11 @@ fn default_netconfig_queue_size() -> u16 {
 }
 
 impl NetConfig {
+    pub const SYNTAX: &'static str = "Network parameters \
+    \"tap=<if_name>,ip=<ip_addr>,mask=<net_mask>,mac=<mac_addr>,iommu=on|off,\
+    num_queues=<number_of_queues>,queue_size=<size_of_each_queue>,\
+    vhost_user=<vhost_user_enable>,socket=<vhost_user_socket_path>\"";
+
     pub fn parse(net: &str) -> Result<Self> {
         // Split the parameters based on the comma delimiter
         let params_list: Vec<&str> = net.split(',').collect();