Services for ABAP Push channels should be activated via SICF on frontend system:
/sap/bc/apc/skybfr/yai_cc_cai
/sap/bc/apc/skybfr/yai_cc_operator
Activate UI5 Services in the frontend system via SICF:
/sap/bc/ui5_ui5/skybfr/yai_cc
/sap/bc/ui5_ui5/skybfr/yai_cc_tv
/sap/bc/ui5_ui5/skybfr/yai_hc_archive
/sap/bc/ui5_ui5/skybfr/yai_hc_catman
/sap/bc/ui5_ui5/skybfr/yai_hc_cattoimg
/sap/bc/ui5_ui5/skybfr/yai_hc_cattrans
/sap/bc/ui5_ui5/skybfr/yai_pd
/sap/bc/ui5_ui5/skybfr/yai_cc_cc
/sap/bc/ui5_ui5/skybfr/yai_cc_awsi
/sap/bc/ui5_ui5/skybfr/yai_cc_gi
/sap/bc/ui5_ui5/skybfr/yai_cc_njls
/sap/bc/ui5_ui5/skybfr/yai_cc_ti
/sap/bc/ui5_ui5/skybfr/yai_cc_yi