diff --git a/tools/config.sh b/tools/config.sh
index 23cccc4855c4d2d22f35721096bfee83fa164674..4ed525e1ce35958893db9c6582294ddf68d19629 100755
--- a/tools/config.sh
+++ b/tools/config.sh
@@ -1,11 +1,11 @@
 # prefix is without slash
 # default for redhat is /usr
-SFL_PREFIX=$HOME/sflphone
-SFL_INSTALL_USER=$USER # could be root too...
+SFL_PREFIX=/usr/local
+SFL_INSTALL_USER=root # could be root too...
 LD_LIBRARY_PATH=$SFL_PREFIX/lib:$LD_LIBRARY_PATH
 
 SFL_FILE_CCPP2=http://easynews.dl.sourceforge.net/sourceforge/gnutelephony/commoncpp2-1.3.21.tar.gz
-SFL_FILE_CCRTP=ftp://ftp.gnu.org/pub/gnu/ccrtp/ccrtp-1.3.5.tar.gz
+SFL_FILE_CCRTP=ftp://ftp.gnu.org/pub/gnu/ccrtp/ccrtp-1.3.7.tar.gz
 SFL_FILE_LIBOSIP2=http://ftp.gnu.org/gnu/osip/libosip2-2.2.2.tar.gz
 SFL_FILE_LIBEXOSIP2=http://savannah.nongnu.org/download/exosip/libeXosip2-2.2.2.tar.gz
 SFL_FILE_PA_V19=http://www.portaudio.com/archives/pa_snapshot_v19.tar.gz
diff --git a/tools/download.sh b/tools/download.sh
index d64fd2f69fd6f0af7236a37a96d6c2033c851535..7f10caa15e12f5d7d455a5e1ce3c9325df843d0b 100755
--- a/tools/download.sh
+++ b/tools/download.sh
@@ -57,9 +57,9 @@ prepare()
     fi
 }
 
-prepare $SFL_FILE_CCPP2 ''
+#prepare $SFL_FILE_CCPP2 ''
 prepare $SFL_FILE_CCRTP ''
-prepare $SFL_FILE_LIBOSIP2 ''
+#prepare $SFL_FILE_LIBOSIP2 ''
 #prepare $SFL_FILE_LIBEXOSIP2 ''
 #prepare $SFL_FILE_PA_V19 $SFL_DIR_PA
 
diff --git a/tools/install.sh b/tools/install.sh
index d6c2b884bacc121cbb7cdf651d848c5c293571d5..9676861190e67621ab6fbf5db37e69bbe34e3516 100755
--- a/tools/install.sh
+++ b/tools/install.sh
@@ -43,11 +43,11 @@ cmmi() {
 }
 
 
-cmmi $SFL_FILE_CCPP2 '' '--without-libxml2'
-echo "Settings CPPFLAGS to $CPPFLAGS"
-export CPPFLAGS="-I$SFL_PREFIX/include/cc++2"
+#cmmi $SFL_FILE_CCPP2 '' '--without-libxml2'
+#echo "Settings CPPFLAGS to $CPPFLAGS"
+#export CPPFLAGS="-I$SFL_PREFIX/include/cc++2"
 cmmi $SFL_FILE_CCRTP ''
-cmmi $SFL_FILE_LIBOSIP2 ''
+#cmmi $SFL_FILE_LIBOSIP2 ''
 #cmmi $SFL_FILE_LIBEXOSIP2 '' --disable-josua
 export PKG_CONFIG_PATH=$PKG_CONFIG_PATH:$SFL_PREFIX/lib/pkgconfig
 #cmmi $SFL_FILE_PA_V19 $SFL_DIR_PA