diff --git a/common/JackNetAPI.cpp b/common/JackNetAPI.cpp
index 85cb52bd..bdf265f0 100644
--- a/common/JackNetAPI.cpp
+++ b/common/JackNetAPI.cpp
@@ -199,7 +199,7 @@ struct JackNetExtMaster : public JackNetMasterInterface {
 
         // Request socket
         if (fSocket.NewSocket() == SOCKET_ERROR) {
-            jack_error("Can't create the network management input socket : %s", StrError(NET_ERROR_CODE));
+            jack_error("Can't create the network manager input socket : %s", StrError(NET_ERROR_CODE));
             return -1;
         }
 
diff --git a/common/jack/net.h b/common/jack/net.h
index 73fb1d99..cea1e473 100644
--- a/common/jack/net.h
+++ b/common/jack/net.h
@@ -411,7 +411,7 @@ void jack_flush_adapter(jack_adapter_t* adapter);
 int jack_adapter_push_and_pull(jack_adapter_t* adapter, float** input, float** output, unsigned int frames);
 
 /**
- * Pull input to and push output from adapter ringbuffer.
+ * Pull input from and push output to adapter ringbuffer.
  *
  * @param adapter the adapter
  * @param input an array of audio input buffers
diff --git a/posix/JackNetUnixSocket.cpp b/posix/JackNetUnixSocket.cpp
index d3aeb4ce..c12bc7d5 100644
--- a/posix/JackNetUnixSocket.cpp
+++ b/posix/JackNetUnixSocket.cpp
@@ -110,6 +110,36 @@ namespace Jack
     #endif
             StrError(NET_ERROR_CODE);
         }
+        
+        int tos = 0;       /* see <netinet/in.h> */
+        
+        /*
+        DSCP Field Hex/Bin/Dec	Layer 2 Prio	Traffic Type	Acronym	WMM Access Category
+        0x38 / 111000 / 56	7	Network Control	NC	AC_VO
+        0x30 / 110000 / 48	6	Voice	VO	AC_VO
+        0x28 / 101000 / 40	5	Video	VI	AC_VI
+        0x20 / 100000 / 32	4	Controlled Load	CL	AC_VI
+        0x18 / 011000 / 24	3	Excellent Effort	EE	AC_BE
+        0x10 / 010000 / 16	2	Spare	--	AC_BK
+        0x08 / 001000 / 8	1	Background	BK	AC_BK
+        0x00 / 000000 / 0	0	Best Effort	BE	AC_BE
+        */
+        
+        /*
+        socklen_t len = sizeof(tos);
+        
+        res = getsockopt(fSockfd, IPPROTO_IP, IP_TOS, &tos, &len);
+        printf("getsockopt IPPROTO_IP res = %d  tos = %d\n", res, tos);
+        
+        tos = 46 * 4;       // see <netinet/in.h> 
+        res = setsockopt(fSockfd, IPPROTO_IP, IP_TOS, &tos, sizeof(tos));
+        
+        printf("setsockopt IPPROTO_IP res = %d  tos = %d\n", res, tos );
+        
+        res = getsockopt(fSockfd, IPPROTO_IP, IP_TOS, &tos, &len);
+        printf("getsockopt IPPROTO_IP res = %d  tos = %d\n", res, tos);
+        */
+  
         return fSockfd;
     }
 
diff --git a/posix/JackPosixSemaphore.cpp b/posix/JackPosixSemaphore.cpp
index e9503536..845e81cc 100644
--- a/posix/JackPosixSemaphore.cpp
+++ b/posix/JackPosixSemaphore.cpp
@@ -48,8 +48,9 @@ bool JackPosixSemaphore::Signal()
         return false;
     }
 
-    if (fFlush)
+    if (fFlush) {
         return true;
+    }
 
     if ((res = sem_post(fSemaphore)) != 0) {
         jack_error("JackPosixSemaphore::Signal name = %s err = %s", fName, strerror(errno));
@@ -66,8 +67,9 @@ bool JackPosixSemaphore::SignalAll()
         return false;
     }
 
-    if (fFlush)
+    if (fFlush) {
         return true;
+    }
 
     if ((res = sem_post(fSemaphore)) != 0) {
         jack_error("JackPosixSemaphore::SignalAll name = %s err = %s", fName, strerror(errno));
@@ -172,11 +174,13 @@ bool JackPosixSemaphore::ConnectInput(const char* name, const char* server_name)
     if ((fSemaphore = sem_open(fName, O_RDWR)) == (sem_t*)SEM_FAILED) {
         jack_error("Connect: can't connect named semaphore name = %s err = %s", fName, strerror(errno));
         return false;
-    } else {
+    } else if (fSemaphore) {
         int val = 0;
         sem_getvalue(fSemaphore, &val);
         jack_log("JackPosixSemaphore::Connect sem_getvalue %ld", val);
         return true;
+    } else {
+        jack_error("Connect: fSemaphore not initialized!");
     }
 }
 
diff --git a/windows/JackRouter/profport.cpp b/windows/JackRouter/profport.cpp
index eb77937f..ffc68b28 100644
--- a/windows/JackRouter/profport.cpp
+++ b/windows/JackRouter/profport.cpp
@@ -23,7 +23,7 @@ History :
 #include <ctype.h> 
 #include "profport.h"   /* function prototypes in here */
 
-#ifndef WIN32
+#ifndef _WIN32
 
 static int read_line (FILE *fp, char *bp, int size);
 static int read_section(FILE *fp, char *section);