Resource: Overview of the Sy Interface

Bart Barton added another post to his very useful blog - "LTE and Beyond" - this time documenting the Sy Interface.

"The Sy reference point is defined between the PCRF and the OCS. Big picture of the relationships between functional entities are shown in Fig 1. below".

See "The Sy interface - between PCRF and OCS" - here.

 

Source: LTE and Beyond, by Bart Barton