diff --git a/Tun/Punchnet/Actors/SDLContextActor.swift b/Tun/Punchnet/Actors/SDLContextActor.swift
index f4a914b..a51ac58 100644
--- a/Tun/Punchnet/Actors/SDLContextActor.swift
+++ b/Tun/Punchnet/Actors/SDLContextActor.swift
@@ -399,6 +399,7 @@ actor SDLContextActor {
         let regionId = registerSuperAck.regionID
         self.sessionToken = registerSuperAck.sessionToken
         
+        SDLLogger.shared.log("[SDLContext] registerSuperAck use algorithm \(algorithm)", level: .error)
         switch algorithm {
         case "aes":
             self.dataCipher = CCAESChiper(key: key)
@@ -537,6 +538,7 @@ actor SDLContextActor {
         }
         
         guard let decyptedData = try? dataCipher.decrypt(cipherText: Data(data.data)) else {
+            SDLLogger.shared.log("SDLContext use dataCipher: \(dataCipher), decrypt error", level: .warning)
             return
         }
         
@@ -644,10 +646,8 @@ actor SDLContextActor {
                 }
                 
                 let (packets, numbers) = await self.provider.packetFlow.readPackets()
-                SDLLogger.shared.log("[SDLContext] deal tun packet 00", level: .debug)
                 for (data, number) in zip(packets, numbers) where number == 2 {
                     if let ipPacket = IPPacket(data) {
-                        SDLLogger.shared.log("[SDLContext] deal tun packet 11", level: .debug)
                         await self.dealTunPacket(packet: ipPacket)
                     }
                 }