Grass Valley GV STRATUS Installation v.3.1 - Manual (Page 147)

Router Sources settings
These settings are optional on GV STRATUS systems.
To locate these settings, click Applications | Router | Sources
Description Setting or button
Any particular router sources can be selected to be used. Use
Source ID is automatically populated for each router source. Source ID
Each router source can be given a source name. Once you have entered
them, Source Names appear instead of Source IDs in the router source
list. Source Name
NOTE: Changes made to source and destination values within the router itself will not be seen within the
GV STRATUS Control Panel router configuration settings until the 'GV STRATUS Router Controller'
service is restarted.
2013 12 19 GV STRATUS Installation and Service Manual 147
Reference to GV STRATUS Control Panel settings