diff --git a/vnt/src/handle/recv_data/client.rs b/vnt/src/handle/recv_data/client.rs
index 8441d81..332780b 100644
--- a/vnt/src/handle/recv_data/client.rs
+++ b/vnt/src/handle/recv_data/client.rs
@@ -165,6 +165,7 @@ impl ClientPacketHandler {
     ) -> io::Result<()> {
         let metric = net_packet.source_ttl() - net_packet.ttl() + 1;
         let source = net_packet.source();
+        context.route_table.update_read_time(&source, &route_key);
         match ControlPacket::new(net_packet.transport_protocol(), net_packet.payload())? {
             ControlPacket::PingPacket(_) => {
                 net_packet.set_transport_protocol(control_packet::Protocol::Pong.into());
diff --git a/vnt/src/handle/recv_data/mod.rs b/vnt/src/handle/recv_data/mod.rs
index 0b91168..408c1fd 100644
--- a/vnt/src/handle/recv_data/mod.rs
+++ b/vnt/src/handle/recv_data/mod.rs
@@ -112,8 +112,6 @@ impl<Call: VntCallback> RecvDataHandler<Call> {
         }
         let current_device = self.current_device.load();
         let dest = net_packet.destination();
-        let source = net_packet.source();
-        context.route_table.update_read_time(&source, &route_key);
         if dest == current_device.virtual_ip
             || dest.is_broadcast()
             || dest.is_multicast()
diff --git a/vnt/src/handle/recv_data/server.rs b/vnt/src/handle/recv_data/server.rs
index d75cc26..58bd975 100644
--- a/vnt/src/handle/recv_data/server.rs
+++ b/vnt/src/handle/recv_data/server.rs
@@ -89,11 +89,12 @@ impl<Call: VntCallback> PacketHandler for ServerPacketHandler<Call> {
         context: &Context,
         current_device: &CurrentDeviceInfo,
     ) -> io::Result<()> {
+        context.route_table.update_read_time(&net_packet.source(), &route_key);
         if net_packet.protocol() == Protocol::Error
             && net_packet.transport_protocol()
                 == crate::protocol::error_packet::Protocol::NoKey.into()
         {
-            //开启服务端加密的情况下，只有这个回应是不加密的，是服务端通知客户端上传密钥
+            //服务端通知客户端上传密钥
             #[cfg(feature = "server_encrypt")]
             {
                 let mutex_guard = self.rsa_cipher.lock();