diff --git a/.cargo/config.toml b/.cargo/config.toml
old mode 100644
new mode 100755
diff --git a/.gitignore b/.gitignore
old mode 100644
new mode 100755
diff --git a/Cargo.lock b/Cargo.lock
old mode 100644
new mode 100755
diff --git a/Cargo.toml b/Cargo.toml
old mode 100644
new mode 100755
diff --git a/Makefile b/Makefile
old mode 100644
new mode 100755
diff --git a/message.proto b/message.proto
old mode 100644
new mode 100755
diff --git a/nat-simulator.sh b/nat-simulator.sh
old mode 100644
new mode 100755
diff --git a/run.sh b/run.sh
old mode 100644
new mode 100755
diff --git a/src/bin/build_pb/main.rs b/src/bin/build_pb/main.rs
old mode 100644
new mode 100755
diff --git a/src/bin/sdlan/main.rs b/src/bin/sdlan/main.rs
old mode 100644
new mode 100755
diff --git a/src/config/mod.rs b/src/config/mod.rs
old mode 100644
new mode 100755
diff --git a/src/lib.rs b/src/lib.rs
old mode 100644
new mode 100755
diff --git a/src/network/arp.rs b/src/network/arp.rs
old mode 100644
new mode 100755
diff --git a/src/network/async_main.rs b/src/network/async_main.rs
old mode 100644
new mode 100755
diff --git a/src/network/device.rs b/src/network/device.rs
old mode 100644
new mode 100755
diff --git a/src/network/ipv6.rs b/src/network/ipv6.rs
old mode 100644
new mode 100755
diff --git a/src/network/mod.rs b/src/network/mod.rs
old mode 100644
new mode 100755
diff --git a/src/network/node.rs b/src/network/node.rs
old mode 100644
new mode 100755
diff --git a/src/network/packet.rs b/src/network/packet.rs
old mode 100644
new mode 100755
index 055e3e9..324021e
--- a/src/network/packet.rs
+++ b/src/network/packet.rs
@@ -14,7 +14,7 @@ use crate::{
 };
 use etherparse::Ethernet2Header;
 use prost::Message;
-use sdlan_sn_rs::utils::BROADCAST_MAC;
+use sdlan_sn_rs::utils::{aes_encrypt, BROADCAST_MAC};
 use sdlan_sn_rs::{
     config::{AF_INET, AF_INET6},
     peer::{is_sdlan_sock_equal, SdlanSock, V6Info},
@@ -581,7 +581,7 @@ pub async fn check_peer_registration_needed(
         }
     }
 
-    if now - last_seen > 300 {
+    if now - last_seen > 3 {
         check_known_peer_sock_change(eee, from_sn, src_mac, peer_sock, now, false).await;
     }
 }
@@ -809,6 +809,24 @@ async fn send_register(
     */
 }
 
+pub fn printHex(key: &[u8]) {
+    let mut value = vec![];
+    for item in key {
+        value.push(format!("0x{:02x}", item))
+    }
+    println!("[{}]", value.join(" "))
+}
+
+fn test_aes(key: &[u8]) {
+    let content = (1..=10).map(|f| f as u8).collect::<Vec<u8>>();
+    print!("test aes origin: ");
+    printHex(&content);
+    if let Ok(encrypted) = aes_encrypt(key, &content) {
+        print!("test aes: ");
+        printHex(&encrypted);
+    }
+}
+
 async fn handle_tun_packet(
     eee: &Node,
     _from_sock: &SdlanSock,
@@ -823,6 +841,7 @@ async fn handle_tun_packet(
         return;
     }
 
+    test_aes(key.as_slice());
     let origin = aes_decrypt(key.as_slice(), &payload);
     if let Err(_e) = origin {
         error!("failed to decrypt original data");
diff --git a/src/network/route.rs b/src/network/route.rs
old mode 100644
new mode 100755
diff --git a/src/network/tun_linux.rs b/src/network/tun_linux.rs
old mode 100644
new mode 100755
diff --git a/src/network/tun_win.rs b/src/network/tun_win.rs
old mode 100644
new mode 100755
diff --git a/src/network/tuntap.c b/src/network/tuntap.c
old mode 100644
new mode 100755
diff --git a/src/network/tuntap.rs b/src/network/tuntap.rs
old mode 100644
new mode 100755
diff --git a/src/pb/message.rs b/src/pb/message.rs
old mode 100644
new mode 100755
diff --git a/src/pb/mod.rs b/src/pb/mod.rs
old mode 100644
new mode 100755
diff --git a/src/tcp/mod.rs b/src/tcp/mod.rs
old mode 100644
new mode 100755
diff --git a/src/tcp/tcp_codec.rs b/src/tcp/tcp_codec.rs
old mode 100644
new mode 100755
diff --git a/src/tcp/tcp_conn.rs b/src/tcp/tcp_conn.rs
old mode 100644
new mode 100755
diff --git a/src/utils/command.rs b/src/utils/command.rs
old mode 100644
new mode 100755
diff --git a/src/utils/mod.rs b/src/utils/mod.rs
old mode 100644
new mode 100755
diff --git a/src/utils/pid_recorder.rs b/src/utils/pid_recorder.rs
old mode 100644
new mode 100755
diff --git a/src/utils/socks.rs b/src/utils/socks.rs
old mode 100644
new mode 100755
diff --git a/start_docker.sh b/start_docker.sh
old mode 100644
new mode 100755
diff --git a/wintun.dll b/wintun.dll
old mode 100644
new mode 100755