Migrating and Upgrading NK8000 Units
Upgrading NK823x Units from V2.x or V3.x
When you upgrade Desigo CC, perform the following procedure for all NK823x units:
Migrating NK823x Units from MM8000 Installations
On existing MM8000 installations, the following NK823x versions can be migrated:
- MP4.50
 - MP4.60
 - MP4.70
 - MP4.80
 - MP4.81
 
Upon migrating from MM8000 systems, perform the following procedures:
- (Recommended) Update the NK823x units to latest version using the appropriate Hotfix (contact DMS8000 customer support).
 - Configure the NK8000 Network: follow the integration workflows as necessary.
 
Unsupported features in NK823x for Desigo CC compared to NK823x for DMS8000
- Local and network-wide NK8000 interactions
 - Secure communication (CEI 79 with encryption)
 - Firewall and routing functionality 
NOTE: In replacing NK823x with Scalance S615 as a router, refer to the application guide Scalance S615 Router for SAFEDLINK Fire Networks (A6V13357580). - Logging
 - Network redundancy
 - Web Server
 - Time synchronization from NTP server
 - Modbus gateway functionality
 - SNMP
 - IEC 60870-5-104 gateway functionality
 
