diff --git a/Transports.cpp b/Transports.cpp
index a0c968d6..d427635c 100644
--- a/Transports.cpp
+++ b/Transports.cpp
@@ -92,7 +92,6 @@ namespace i2p
 		m_DHKeysPairSupplier.Start ();
 		m_IsRunning = true;
 		m_Thread = new std::thread (std::bind (&Transports::Run, this));
-		m_Timer = new boost::asio::deadline_timer (m_Service);
 		// create acceptors
 		auto addresses = context.GetRouterInfo ().GetAddresses ();
 		for (auto& address : addresses)
@@ -128,12 +127,6 @@ namespace i2p
 			delete session.second;
 		m_NTCPSessions.clear ();
 		delete m_NTCPAcceptor;
-
-		if (m_Timer)
-		{	
-			m_Timer->cancel ();
-			delete m_Timer;
-		}
 		
 		if (m_SSUServer)
 		{
@@ -272,22 +265,8 @@ namespace i2p
 			if (router && router->IsSSU () && m_SSUServer)
 				m_SSUServer->GetSession (router, true);  // peer test	
 		}	
-		if (m_Timer)
-		{	
-			m_Timer->expires_from_now (boost::posix_time::seconds(5)); // 5 seconds
-			m_Timer->async_wait (boost::bind (&Transports::HandleTimer, this, boost::asio::placeholders::error));
-		}	
 	}
 		
-	void Transports::HandleTimer (const boost::system::error_code& ecode)
-	{
-		if (ecode != boost::asio::error::operation_aborted)
-		{
-			// end of external IP detection
-			if (m_SSUServer)
-				 m_SSUServer->DeleteAllSessions ();
-		}	
-	}	
 		
 	i2p::data::DHKeysPair * Transports::GetNextDHKeysPair ()
 	{
diff --git a/Transports.h b/Transports.h
index bcec7690..b0ff8455 100644
--- a/Transports.h
+++ b/Transports.h
@@ -71,7 +71,6 @@ namespace i2p
 			void PostMessage (const i2p::data::IdentHash& ident, i2p::I2NPMessage * msg);
 
 			void DetectExternalIP ();
-			void HandleTimer (const boost::system::error_code& ecode);
 			
 		private:
 
@@ -83,7 +82,6 @@ namespace i2p
 
 			std::map<i2p::data::IdentHash, i2p::ntcp::NTCPSession *> m_NTCPSessions;
 			i2p::ssu::SSUServer * m_SSUServer;
-			boost::asio::deadline_timer * m_Timer;
 
 			DHKeysPairSupplier m_DHKeysPairSupplier;