diff --git a/qse/include/qse/cmn/Makefile.am b/qse/include/qse/cmn/Makefile.am
index 9a3b0d59..3bc717db 100644
--- a/qse/include/qse/cmn/Makefile.am
+++ b/qse/include/qse/cmn/Makefile.am
@@ -51,12 +51,14 @@ pkginclude_HEADERS += \
 	Mmged.hpp \
 	Mmgr.hpp \
 	Mpool.hpp \
+	Named.hpp \
 	RedBlackTree.hpp \
 	RedBlackTable.hpp \
 	ScopedPtr.hpp \
 	SharedPtr.hpp \
-	StrBase.hpp 
+	StrBase.hpp \
 	String.hpp \
-	StdMmgr.hpp
+	StdMmgr.hpp \
+	Transmittable.hpp
 endif
 
diff --git a/qse/include/qse/cmn/Makefile.in b/qse/include/qse/cmn/Makefile.in
index f9cab507..0468ae4a 100644
--- a/qse/include/qse/cmn/Makefile.in
+++ b/qse/include/qse/cmn/Makefile.in
@@ -98,11 +98,15 @@ host_triplet = @host@
 @ENABLE_CXX_TRUE@	Mmged.hpp \
 @ENABLE_CXX_TRUE@	Mmgr.hpp \
 @ENABLE_CXX_TRUE@	Mpool.hpp \
+@ENABLE_CXX_TRUE@	Named.hpp \
 @ENABLE_CXX_TRUE@	RedBlackTree.hpp \
 @ENABLE_CXX_TRUE@	RedBlackTable.hpp \
 @ENABLE_CXX_TRUE@	ScopedPtr.hpp \
 @ENABLE_CXX_TRUE@	SharedPtr.hpp \
-@ENABLE_CXX_TRUE@	StrBase.hpp 
+@ENABLE_CXX_TRUE@	StrBase.hpp \
+@ENABLE_CXX_TRUE@	String.hpp \
+@ENABLE_CXX_TRUE@	StdMmgr.hpp \
+@ENABLE_CXX_TRUE@	Transmittable.hpp
 
 subdir = include/qse/cmn
 ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
@@ -146,8 +150,9 @@ am__pkginclude_HEADERS_DIST = alg.h arr.h chr.h cp949.h cp950.h dll.h \
 	rex.h sll.h slmb.h str.h time.h tmr.h tre.h test.h uni.h uri.h \
 	utf8.h xma.h Array.hpp Association.hpp BinaryHeap.hpp \
 	HashList.hpp HashTable.hpp HeapMmgr.hpp LinkedList.hpp \
-	Mmged.hpp Mmgr.hpp Mpool.hpp RedBlackTree.hpp \
-	RedBlackTable.hpp ScopedPtr.hpp SharedPtr.hpp StrBase.hpp
+	Mmged.hpp Mmgr.hpp Mpool.hpp Named.hpp RedBlackTree.hpp \
+	RedBlackTable.hpp ScopedPtr.hpp SharedPtr.hpp StrBase.hpp \
+	String.hpp StdMmgr.hpp Transmittable.hpp
 am__vpath_adj_setup = srcdirstrip=`echo "$(srcdir)" | sed 's|.|.|g'`;
 am__vpath_adj = case $$p in \
     $(srcdir)/*) f=`echo "$$p" | sed "s|^$$srcdirstrip/||"`;; \
@@ -632,8 +637,6 @@ uninstall-am: uninstall-pkgincludeHEADERS
 
 .PRECIOUS: Makefile
 
-@ENABLE_CXX_TRUE@	String.hpp \
-@ENABLE_CXX_TRUE@	StdMmgr.hpp
 
 # Tell versions [3.59,3.63) of GNU make to not export all variables.
 # Otherwise a system limit (for SysV at least) may be exceeded.
diff --git a/qse/include/qse/cmn/Named.hpp b/qse/include/qse/cmn/Named.hpp
new file mode 100644
index 00000000..98486e31
--- /dev/null
+++ b/qse/include/qse/cmn/Named.hpp
@@ -0,0 +1,85 @@
+/*
+ * $Id$
+ *
+    Copyright (c) 2006-2014 Chung, Hyung-Hwan. All rights reserved.
+
+    Redistribution and use in source and binary forms, with or without
+    modification, are permitted provided that the following conditions
+    are met:
+    1. Redistributions of source code must retain the above copyright
+       notice, this list of conditions and the following disclaimer.
+    2. Redistributions in binary form must reproduce the above copyright
+       notice, this list of conditions and the following disclaimer in the
+       documentation and/or other materials provided with the distribution.
+
+    THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EQSERESS OR
+    IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+    OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+    IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+    INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+    NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+    DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+    THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+    (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+    THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef _QSE_CMN_NAMED_CLASS_
+#define _QSE_CMN_NAMED_CLASS_
+
+#include <qse/Types.hpp>
+#include <qse/cmn/str.h>
+
+QSE_BEGIN_NAMESPACE(QSE)
+
+template <int N>
+class Named 
+{
+public:
+	Named (const qse_char_t* name = QSE_T("")) QSE_CPP_NOEXCEPT
+	{
+		QSE_ASSERT (name != QSE_NULL);
+		// WARNING: a long name can be truncated
+		qse_strxcpy (this->name_buf, QSE_COUNTOF(this->name_buf), name);
+	}
+	~Named () QSE_CPP_NOEXCEPT {}
+
+	qse_char_t* getName () QSE_CPP_NOEXCEPT
+	{
+		return this->name_buf;
+	}
+
+	const qse_char_t* getName () const QSE_CPP_NOEXCEPT
+	{
+		return this->name_buf;
+	}
+
+	void setName (const qse_char_t* name) QSE_CPP_NOEXCEPT
+	{
+		QSE_ASSERT (name != QSE_NULL);
+		// WARNING: a long name can be truncated
+		qse_strxcpy (this->name_buf, QSE_COUNTOF(this->name_buf), name);
+	}
+
+	bool isNamed () const QSE_CPP_NOEXCEPT
+	{
+		return this->name_buf[0] != QSE_T('\0');
+	}
+
+	bool isNamed (const qse_char_t* n) const QSE_CPP_NOEXCEPT
+	{
+		return qse_strcmp(this->name_buf, n) == 0;
+	}
+
+	enum 
+	{
+		MAX_NAME_LEN = N
+	};
+
+protected:
+	qse_char_t name_buf[MAX_NAME_LEN + 1]; 
+};
+
+QSE_END_NAMESPACE(QSE)
+
+#endif
diff --git a/qse/include/qse/cmn/Transmittable.hpp b/qse/include/qse/cmn/Transmittable.hpp
index 95546636..7e386228 100644
--- a/qse/include/qse/cmn/Transmittable.hpp
+++ b/qse/include/qse/cmn/Transmittable.hpp
@@ -34,16 +34,10 @@ QSE_BEGIN_NAMESPACE(QSE)
 class Transmittable
 {
 public:
-	virtual ~Transmittable () {}
-
-	//virtual void enableTimeout (qse_ntime_t t) = 0;
-	//virtual void disableTimeout () = 0;
+	virtual ~Transmittable() QSE_CPP_NOEXCEPT {}
 
 	virtual qse_ssize_t send (const void* buf, qse_size_t len) QSE_CPP_NOEXCEPT = 0;
 	virtual qse_ssize_t receive (void* buf, qse_size_t len) QSE_CPP_NOEXCEPT = 0;
-
-	//qse_ssize_t send (const void* buf, qse_size_t len, const SocketAddress& dstaddr) QSE_CPP_NOEXCEPT;
-	//qse_ssize_t receive (void* buf, qse_size_t len, SocketAddress& srcaddr) QSE_CPP_NOEXCEPT;
 };