diff --git a/src/Cedar/Cedar.h b/src/Cedar/Cedar.h
index b5ad275e..28f7b589 100644
--- a/src/Cedar/Cedar.h
+++ b/src/Cedar/Cedar.h
@@ -431,6 +431,12 @@
 #define	LOG_ENGINE_BUFFER_CACHE_SIZE_MAX	(10 * 1024 * 1024)	// Write cache size
 
 // Constant such as a file name
+//
+// These placeholders will be replaced in InnerFilePathW().
+//
+// @ - placeholder for LogDir
+// $ - placeholder for DbDir (config directory)
+//
 #define	SERVER_LOG_DIR				"server_log"
 #define	SERVER_LOG_DIR_NAME			"@"SERVER_LOG_DIR
 #define	BRIDGE_LOG_DIR_NAME			SERVER_LOG_DIR_NAME
@@ -516,7 +522,7 @@
 // Expiration date of random size cache
 #define	RAND_SIZE_CACHE_EXPIRE		(24 * 60 * 60 * 1000)
 // Management allowed IP address list file name
-#define	ADMINIP_TXT					"@adminip.txt"
+#define	ADMINIP_TXT					"$adminip.txt"
 
 #define NON_SSL_MIN_COUNT			60
 #define NON_SSL_ENTRY_EXPIRES		(10 * 60 * 1000)
@@ -567,7 +573,7 @@
 //////////////////////////////////////////////////////////////////////
 
 #define	EL_ADMIN_PORT			22888
-#define	EL_CONFIG_FILENAME		"@etherlogger.config"
+#define	EL_CONFIG_FILENAME		"$etherlogger.config"
 #define	EL_PACKET_LOG_DIR	"etherlogger_log"
 #define	EL_PACKET_LOG_DIR_NAME	"@"EL_PACKET_LOG_DIR
 #define	EL_PACKET_LOG_FILE_NAME	EL_PACKET_LOG_DIR_NAME"/%s"
diff --git a/src/Cedar/Client.h b/src/Cedar/Client.h
index c5dde36f..0ddfbf7c 100644
--- a/src/Cedar/Client.h
+++ b/src/Cedar/Client.h
@@ -19,7 +19,7 @@
 
 
 // Constants
-#define	CLIENT_CONFIG_FILE_NAME				"@vpn_client.config"
+#define	CLIENT_CONFIG_FILE_NAME				"$vpn_client.config"
 #define	CLIENT_DEFAULT_KEEPALIVE_HOST		"keepalive.softether.org"
 #define	CLIENT_DEFAULT_KEEPALIVE_PORT		80
 #define	CLIENT_DEFAULT_KEEPALIVE_INTERVAL	KEEP_INTERVAL_DEFAULT
@@ -39,7 +39,7 @@
 #define	CLIENT_WIN32_EXE_FILENAME_X64		"vpnclient_x64.exe"
 #define	CLIENT_WIN32_EXE_FILENAME_IA64		"vpnclient_ia64.exe"
 
-#define CLIENT_CUSTOM_INI_FILENAME			"@custom.ini"
+#define CLIENT_CUSTOM_INI_FILENAME			"$custom.ini"
 
 #define	CLIENT_GLOBAL_PULSE_NAME			"clientglobalpulse"
 
diff --git a/src/Cedar/Nat.h b/src/Cedar/Nat.h
index 2cb23090..70cf601e 100644
--- a/src/Cedar/Nat.h
+++ b/src/Cedar/Nat.h
@@ -9,7 +9,7 @@
 #define	NAT_H
 
 // Constants
-#define	NAT_CONFIG_FILE_NAME			"@vpn_router.config"	// NAT configuration file
+#define	NAT_CONFIG_FILE_NAME			"$vpn_router.config"	// NAT configuration file
 #define	DEFAULT_NAT_ADMIN_PORT			2828		// Default port number for management
 #define	NAT_ADMIN_PORT_LISTEN_INTERVAL	1000		// Interval for trying to open a port for management
 #define	NAT_FILE_SAVE_INTERVAL			(30 * 1000)	// Interval to save
diff --git a/src/Cedar/Server.c b/src/Cedar/Server.c
index 68f000cf..0ee48b84 100644
--- a/src/Cedar/Server.c
+++ b/src/Cedar/Server.c
@@ -9,12 +9,12 @@
 
 static SERVER *server = NULL;
 static LOCK *server_lock = NULL;
-char *SERVER_CONFIG_FILE_NAME = "@vpn_server.config";
-char *SERVER_CONFIG_FILE_NAME_IN_CLIENT = "@vpn_gate_svc.config";
-char *SERVER_CONFIG_FILE_NAME_IN_CLIENT_RELAY = "@vpn_gate_relay.config";
-char *BRIDGE_CONFIG_FILE_NAME = "@vpn_bridge.config";
-char *SERVER_CONFIG_TEMPLATE_NAME = "@vpn_server_template.config";
-char *BRIDGE_CONFIG_TEMPLATE_NAME = "@vpn_server_template.config";
+char *SERVER_CONFIG_FILE_NAME = "$vpn_server.config";
+char *SERVER_CONFIG_FILE_NAME_IN_CLIENT = "$vpn_gate_svc.config";
+char *SERVER_CONFIG_FILE_NAME_IN_CLIENT_RELAY = "$vpn_gate_relay.config";
+char *BRIDGE_CONFIG_FILE_NAME = "$vpn_bridge.config";
+char *SERVER_CONFIG_TEMPLATE_NAME = "$vpn_server_template.config";
+char *BRIDGE_CONFIG_TEMPLATE_NAME = "$vpn_server_template.config";
 
 static bool server_reset_setting = false;
 
@@ -964,7 +964,7 @@ LIST *EnumLogFile(char *hubname)
 		hubname = NULL;
 	}
 
-	GetExeDir(exe_dir, sizeof(exe_dir));
+	GetLogDir(exe_dir, sizeof(exe_dir));
 
 	// Enumerate in the server_log
 	if (hubname == NULL)
@@ -1056,7 +1056,7 @@ void EnumLogFileDir(LIST *o, char *dirname)
 		return;
 	}
 
-	GetExeDir(exe_dir, sizeof(exe_dir));
+	GetLogDir(exe_dir, sizeof(exe_dir));
 	Format(dir_full_path, sizeof(dir_full_path), "%s/%s", exe_dir, dirname);
 
 	dir = EnumDir(dir_full_path);
diff --git a/src/Cedar/Server.h b/src/Cedar/Server.h
index 2c0cdba1..ab0ccc27 100644
--- a/src/Cedar/Server.h
+++ b/src/Cedar/Server.h
@@ -48,7 +48,7 @@ extern char *SERVER_CONFIG_FILE_NAME;
 
 #define	MAX_PUBLIC_PORT_NUM				128
 
-#define	MEMBER_SELECTOR_TXT_FILENAME	"@member_selector.config"
+#define	MEMBER_SELECTOR_TXT_FILENAME	"$member_selector.config"
 #define	MEMBER_SELECTOR_CONNECT_TIMEOUT	2000
 #define	MEMBER_SELECTOR_DATA_TIMEOUT	5000
 
diff --git a/src/Mayaqua/Cfg.c b/src/Mayaqua/Cfg.c
index 4407ed04..daa9ba66 100644
--- a/src/Mayaqua/Cfg.c
+++ b/src/Mayaqua/Cfg.c
@@ -33,12 +33,12 @@ void BackupCfgWEx(CFG_RW *rw, FOLDER *f, wchar_t *original, UINT revision_number
 	}
 
 	// Determine the directory name
-	UniFormat(dirname, sizeof(dirname), L"@backup.%s", original[0] == L'@' ? original + 1 : original);
+	UniFormat(dirname, sizeof(dirname), L"$backup.%s", original[0] == L'$' ? original + 1 : original);
 
 	// Determine the file name
 	LocalTime(&st);
 	UniFormat(datestr, sizeof(datestr), L"%04u%02u%02u%02u_%s",
-		st.wYear, st.wMonth, st.wDay, st.wHour, original[0] == L'@' ? original + 1 : original);
+		st.wYear, st.wMonth, st.wDay, st.wHour, original[0] == L'$' ? original + 1 : original);
 
 	if (revision_number == INFINITE)
 	{
@@ -47,7 +47,7 @@ void BackupCfgWEx(CFG_RW *rw, FOLDER *f, wchar_t *original, UINT revision_number
 	else
 	{
 		UniFormat(filename, sizeof(filename), L"%08u_%s",
-			revision_number, original[0] == L'@' ? original + 1 : original);
+			revision_number, original[0] == L'$' ? original + 1 : original);
 	}
 
 	// Don't save if the date and time has not been changed
diff --git a/src/Mayaqua/Cfg.h b/src/Mayaqua/Cfg.h
index 339753d6..580cadbd 100644
--- a/src/Mayaqua/Cfg.h
+++ b/src/Mayaqua/Cfg.h
@@ -11,7 +11,7 @@
 // Macro
 //#define	CHECK_CFG_NAME_EXISTS			// Check duplication of the existing name
 
-#define	SAVE_BINARY_FILE_NAME_SWITCH	L"@save_binary"
+#define	SAVE_BINARY_FILE_NAME_SWITCH	L"$save_binary"
 
 // Constants
 #define	TAG_DECLARE			"declare"
diff --git a/src/Mayaqua/FileIO.c b/src/Mayaqua/FileIO.c
index 7b863017..a0449a9e 100644
--- a/src/Mayaqua/FileIO.c
+++ b/src/Mayaqua/FileIO.c
@@ -2122,15 +2122,21 @@ void InnerFilePathW(wchar_t *dst, UINT size, wchar_t *src)
 		return;
 	}
 
-	if (src[0] != L'@')
+	if (src[0] == L'@')
 	{
-		NormalizePathW(dst, size, src);
+		wchar_t dir[MAX_SIZE];
+		GetLogDirW(dir, sizeof(dir));
+		ConbinePathW(dst, size, dir, &src[1]);
+	}
+	else if (src[0] == L'$')
+	{
+		wchar_t dir[MAX_SIZE];
+		GetDbDirW(dir, sizeof(dir));
+		ConbinePathW(dst, size, dir, &src[1]);
 	}
 	else
 	{
-		wchar_t dir[MAX_SIZE];
-		GetExeDirW(dir, sizeof(dir));
-		ConbinePathW(dst, size, dir, &src[1]);
+		NormalizePathW(dst, size, src);
 	}
 }
 void InnerFilePath(char *dst, UINT size, char *src)
diff --git a/src/Mayaqua/Network.h b/src/Mayaqua/Network.h
index 44351d5c..ef1d208d 100644
--- a/src/Mayaqua/Network.h
+++ b/src/Mayaqua/Network.h
@@ -54,7 +54,7 @@ struct DYN_VALUE
 #define	SSL_LOGGING_DIRNAME			"@ssl_log"
 
 // Private IP list file
-#define	PRIVATE_IP_TXT_FILENAME		"@private_ip.txt"
+#define	PRIVATE_IP_TXT_FILENAME		"$private_ip.txt"
 
 // Start range of the random UDP port
 #define	RAND_UDP_PORT_START			5000
diff --git a/src/Mayaqua/Table.h b/src/Mayaqua/Table.h
index 17bf569f..84cb8fe6 100644
--- a/src/Mayaqua/Table.h
+++ b/src/Mayaqua/Table.h
@@ -13,7 +13,7 @@
 #define	LANGLIST_FILENAME		"|languages.txt"
 #define	LANGLIST_FILENAME_WINE	"|languages_wine.txt"
 
-#define	LANG_CONFIG_FILENAME	L"@lang.config"
+#define	LANG_CONFIG_FILENAME	L"$lang.config"
 #define	LANG_CONFIG_TEMPLETE	"|lang.config"
 
 // Language constant