diff --git a/spectrum/src/sample.cfg b/spectrum/src/sample.cfg
index fcb060d3e5b92ab85e14dd7f6c0be2e13cb3f8dd..d0e234e92cb1ec1fb972a3fd0b38c17ff76ca6f1 100644
--- a/spectrum/src/sample.cfg
+++ b/spectrum/src/sample.cfg
@@ -14,6 +14,7 @@ admin_password=test
 #cert_password=test #password to that certificate if any
 users_per_backend=10
 backend=/home/hanzz/code/libtransport/backends/libpurple/spectrum2_libpurple_backend
+#backend=/home/hanzz/code/libtransport/backends/smstools3/spectrum2_smstools3_backend
 #backend=/usr/bin/mono /home/hanzz/code/networkplugin-csharp/msnp-sharp-backend/bin/Debug/msnp-sharp-backend.exe
 #backend=/home/hanzz/code/libtransport/backends/frotz/spectrum2_frotz_backend
 #backend=/home/hanzz/code/libtransport/backends/libircclient-qt/spectrum2_libircclient-qt_backend
@@ -21,10 +22,12 @@ backend=/home/hanzz/code/libtransport/backends/libpurple/spectrum2_libpurple_bac
 protocol=any
 #protocol=prpl-icq
 irc_server=irc.freenode.org
+working_dir=./
 
 [backend]
 #default_avatar=catmelonhead.jpg
 #no_vcard_fetch=true
+incoming_dir=/var/spool/sms/incoming
 
 [logging]
 #config=logging.cfg # log4cxx/log4j logging configuration file
@@ -34,3 +37,9 @@ irc_server=irc.freenode.org
 type = none # or "none" without database backend
 database = test.sql
 prefix=icq
+#type = mysql # or "none" without database backend.......................................................................................................................
+#database = test
+#prefix=
+#user=root
+#password=yourrootsqlpassword
+#encryption_key=hanzzik