diff --git a/.gitmodules b/.gitmodules
index 4fcbc24..93a7107 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -7,3 +7,6 @@
 [submodule "rust/crates/libnfqws/zapret"]
 	path = rust/crates/libnfqws/zapret
 	url = https://github.com/bol-van/zapret.git
+[submodule "rust/crates/iptables"]
+	path = rust/crates/iptables
+	url = https://github.com/yaa110/rust-iptables
diff --git a/rust/Cargo.lock b/rust/Cargo.lock
index 1ee230c..06b4a2a 100644
--- a/rust/Cargo.lock
+++ b/rust/Cargo.lock
@@ -905,7 +905,6 @@ dependencies = [
  "libnfqws",
  "log",
  "nix",
- "once_cell",
  "pretty_env_logger",
  "regex",
  "rust-ini",
diff --git a/rust/crates/iptables b/rust/crates/iptables
new file mode 160000
index 0000000..e0e1f5d
--- /dev/null
+++ b/rust/crates/iptables
@@ -0,0 +1 @@
+Subproject commit e0e1f5dcc02023dbd162940af1b2f5159677dbd7
diff --git a/rust/crates/zaprett/Cargo.toml b/rust/crates/zaprett/Cargo.toml
index e91f660..2cc5b63 100644
--- a/rust/crates/zaprett/Cargo.toml
+++ b/rust/crates/zaprett/Cargo.toml
@@ -14,7 +14,6 @@ serde = { workspace = true }
 serde_json = { workspace = true }
 sysctl ={ workspace = true }
 tokio = { workspace = true }
-once_cell = { workspace = true }
 libnfqws = { path = "../libnfqws" }
 daemonize = { workspace = true }
 pretty_env_logger = { workspace = true }
diff --git a/rust/crates/zaprett/src/main.rs b/rust/crates/zaprett/src/main.rs
index dbafbe3..f387c37 100644
--- a/rust/crates/zaprett/src/main.rs
+++ b/rust/crates/zaprett/src/main.rs
@@ -302,14 +302,22 @@ fn get_autostart() {
 }
 
 fn service_status() -> bool {
-    unimplemented!();
-    // match all_processes() {
-    //     Ok(iter) => iter
-    //         .filter_map(|rp| rp.ok())
-    //         .filter_map(|p| p.stat().ok())
-    //         .any(|st| st.comm == "zaprett"),
-    //     Err(_) => false,
-    // }
+    let pid_str = match fs::read_to_string(MODULE_PATH.join("tmp/pid.lock")) {
+        Ok(s) => s,
+        Err(_) => return false,
+    };
+    let pid = match pid_str.trim().parse::<i32>() {
+        Ok(p) => p,
+        Err(_) => return false,
+    };
+    return true
+    /*match all_processes() {
+        Ok(iter) => iter
+            .filter_map(|rp| rp.ok())
+            .filter_map(|p| p.stat().ok())
+            .any(|st| st.pid == pid),
+        Err(_) => false,
+    }*/
 }
 
 fn module_version() {
diff --git a/rust/remove_os_check.patch b/rust/remove_os_check.patch
new file mode 100644
index 0000000..b34a2af
--- /dev/null
+++ b/rust/remove_os_check.patch
@@ -0,0 +1,19 @@
+diff --git a/crates/iptables/src/lib.rs b/crates/iptables/src/lib.rs
+index 4a4d6dc..e7d15fc 100644
+--- a/src/lib.rs
++++ b/src/lib.rs
+@@ -92,14 +92,6 @@ pub struct IPTables {
+     pub is_numeric: bool,
+ }
+ 
+-/// Returns `None` because iptables only works on linux
+-#[cfg(not(target_os = "linux"))]
+-pub fn new(is_ipv6: bool) -> Result<IPTables, Box<dyn Error>> {
+-    Err(error_from_str("iptables only works on Linux"))
+-}
+-
+-/// Creates a new `IPTables` Result with the command of 'iptables' if `is_ipv6` is `false`, otherwise the command is 'ip6tables'.
+-#[cfg(target_os = "linux")]
+ pub fn new(is_ipv6: bool) -> Result<IPTables, Box<dyn Error>> {
+     let cmd = if is_ipv6 { "ip6tables" } else { "iptables" };
+