-sed -i "s|MSB_SERVICE_IP.*|MSB_SERVICE_IP = '$MSB_IP'|" vfc/gvnfm/vnflcm/lcm/lcm/pub/config/config.py
-sed -i "s|MSB_SERVICE_PORT.*|MSB_SERVICE_PORT = '$MSB_PORT'|" vfc/gvnfm/vnflcm/lcm/lcm/pub/config/config.py
-sed -i "s|DB_NAME.*|DB_NAME = 'gvnfm'|" vfc/gvnfm/vnflcm/lcm/lcm/pub/config/config.py
-sed -i "s|DB_USER.*|DB_USER = 'gvnfm'|" vfc/gvnfm/vnflcm/lcm/lcm/pub/config/config.py
-sed -i "s|DB_PASSWD.*|DB_PASSWD = 'gvnfm'|" vfc/gvnfm/vnflcm/lcm/lcm/pub/config/config.py
-sed -i "s|\"ip\": \".*\"|\"ip\": \"$SERVICE_IP\"|" vfc/gvnfm/vnflcm/lcm/lcm/pub/config/config.py
+if [ $MSB_IP ]; then
+ sed -i "s|MSB_SERVICE_IP = .*|MSB_SERVICE_IP = '$MSB_IP'|" vfc/gvnfm/vnflcm/lcm/lcm/pub/config/config.py
+fi
+
+if [ $MSB_PORT ]; then
+ sed -i "s|MSB_SERVICE_PORT = .*|MSB_SERVICE_PORT = '$MSB_PORT'|" vfc/gvnfm/vnflcm/lcm/lcm/pub/config/config.py
+fi
+
+if [ $SERVICE_IP ]; then
+ sed -i "s|\"ip\": \".*\"|\"ip\": \"$SERVICE_IP\"|" vfc/gvnfm/vnflcm/lcm/lcm/pub/config/config.py
+fi
+
+sed -i "s/127.0.0.1:80/$MSB_IP:$MSB_PORT/" vfc/gvnfm/vnflcm/lcm/lcm/pub/config/config.py