Prisma SD-WAN.- How to advertise routes learned via a classic BGP peer to a core BGP peer?

DC device has both classic and core BGP peering. 
The prefix 10.128.12.0/24 learnt over classic peering must be advertised it to the core router. 
(Please check the diagram below)

• Prisma SD-WAN
• Strata Cloud Manager

1. Create a prefix List  
(BGP -- Prefix Lists -- Create prefix List -- add name and entry matching the prefix)



2. Clone the core route map out:
(BGP -- Route Maps -- clone -- add entry matching prefix created previously)



3. Attach route map to the core peer




4. Do soft reset core BGP peer

Configure A BGP Peer