After you upgrade your server, it is important to also upgrade your LonWorks software driver. The LonWorks software driver upgrade contains the necessary fixes and enhancements required to ensure the best performance of your LCS85 server. Because not all Metasys releases require a driver update, check your driver version before using this appendix. See Checking the LonWorks software driver version. Use this appendix only if you need to upgrade your LonWorks software driver to the current version.
You can install LonWorks software driver upgrades over the existing drivers. This
scenario is applicable if you have an existing LCS85 software driver and a new version
is released that contains fixes and enhancements. If you install the LonWorks software
driver over the existing drivers, skip the instructions in Preserving your database during driver upgrade
and Removing an existing software driver and driver components.
You must run
FastUpd.exe during installation of the Remote Network
Interface (RNI) client driver. You do not need to reboot until all software updates are
If you have issues with driver functionality after you install driver upgrades over the
existing drivers, then you must perform a new driver installation. You must follow all
instructions in this appendix and run
FastInst.exe during the
installation of the RNI client driver. See Appendix: Upgrading the LonWorks software driver.