diff --git a/src/network/tun_win.rs b/src/network/tun_win.rs
index 40b9725..168961c 100644
--- a/src/network/tun_win.rs
+++ b/src/network/tun_win.rs
@@ -1,5 +1,6 @@
 use crate::network::ReadWriter;
 use sdlan_sn_rs::utils::{Result, ip_to_string, net_bit_len_to_mask};
+use std::ffi::OsStr;
 use std::io::{Error, ErrorKind};
 use std::process::Command;
 use std::sync::Arc;
@@ -52,6 +53,7 @@ impl  Iface {
         let netbit = ip_to_string(&net_bit_len_to_mask(netbit));
 
         let mut cmd = Command::new("netsh");
+        debug!("name={}, addr={}, mask={}", self.name, ip, netbit);
         let command = cmd
             .arg("interface")
             .arg("ip")
@@ -66,7 +68,7 @@ impl  Iface {
 
         match res {
             Ok(r) => {
-                debug!("netsh ok: {:?}", String::from_utf8_lossy(&r.stdout));
+                debug!("netsh ok: [{:?}]", String::from_utf8_lossy(&r.stdout));
             }
             Err(e) => {
                 error!("failed to run netsh: {}", e.to_string());