Automation of the various infrastructure management processes is critical in delivering the business vision of cost transformation, customer experience improvement and growth. This presentation will describe how this automation is being achieved in BT.

1. Programmable Infrastructure Key to
Business Transformation
Milind Bhagwat

2. © British Telecommunications plc
BT – Some Background
Customers
Global Services Business and Public
Sector
Consumer
EE Wholesale and
Ventures
Openreach
Technology, Service and Operations
^
^

3. © British Telecommunications plc
BT – Some Background

4. © British Telecommunications plc
BT – Business change mapping to strategic objectives

5. © British Telecommunications plc
Automation ambition

6. © British Telecommunications plc
Automation Architecture - Themes
 Evolutionary instead of revolutionary
 Interworking of new and legacy is essential
 Monolithic is problematic
 Monitoring and Reporting is a bigdata problem
 Fulfilment and Assurance are the same thing
 There is Mano at each layer of the architecture

7. © British Telecommunications plc
Reference Architecture
OSS Application
Access Layer
BSS MyAccount Portal
Quote & Order Billing Ticketing
Service Design & Orchestration
Federated UI
TOSCA
Orchestrator
Assurance
Catalogue Editor Application Access
Workflow
Network
& Service
Activation
Min.
Diff.
Engine
Analytics
Inventory
Remediation
RCA
Reusable
Plug-ins
Catalogue
SDN
Controllers
VIMs
PNFs VNFs
NFV-enabled Cloud
Service Node
NFV-enabled
Cloud Service
Node
BT’s Cloud Collaboration services
NFV-enabled Cloud
Service Node
NFV-enabled
Cloud Service
Node
Performance
-based
routing
NFV
Optimsation
NFV Firewall
NFV
NFV
NFV Firewall
Key
Provisioning
Configuration
Assurance
Service Design

8. © British Telecommunications plc
Fulfilment
OSS Application
Access Layer
BSS MyAccount Portal
Quote & Order Billing Ticketing
Service Design & Orchestration
Federated UI
TOSCA
Orchestrator
Assurance
Catalogue Editor Application Access
Workflow
Network
& Service
Activation
Min.
Diff.
Engine
Analytics
Inventory
Remediation
RCA
Reusable
Plug-ins
Catalogue
SDN
Controllers
VIMs
PNFs VNFs
NFV-enabled Cloud
Service Node
NFV-enabled
Cloud Service
Node
BT’s Cloud Collaboration services
NFV-enabled Cloud
Service Node
NFV-enabled
Cloud Service
Node
Performance
-based
routing
NFV
Optimsation
NFV Firewall
NFV
NFV
NFV Firewall
(1a) Catalogue based
provisioning, using
current state and min-
diff to determine
required change
(1b) Activation of NT (PNFs and VNFs)
using YANG / NETCONF where
available, utilising higher level
controllers where appropriate.
Activation of IT through VIMs.
Key
Provisioning
Configuration
Assurance
Service Design

9. © British Telecommunications plc
Self Service
OSS Application
Access Layer
BSS MyAccount Portal
Quote & Order Billing Ticketing
Service Design & Orchestration
Federated UI
TOSCA
Orchestrator
Assurance
Catalogue Editor Application Access
Workflow
Network
& Service
Activation
Min.
Diff.
Engine
Analytics
Inventory
Remediation
RCA
Reusable
Plug-ins
Catalogue
SDN
Controllers
VIMs
PNFs VNFs
NFV-enabled Cloud
Service Node
NFV-enabled
Cloud Service
Node
BT’s Cloud Collaboration services
NFV-enabled Cloud
Service Node
NFV-enabled
Cloud Service
Node
Performance
-based
routing
NFV
Optimsation
NFV Firewall
NFV
NFV
NFV Firewall
(2) Near-direct
exposure of
controllers and policy
managers for self-
service
Key
Provisioning
Configuration
Assurance
Service Design

10. © British Telecommunications plc
Assurance
OSS Application
Access Layer
BSS MyAccount Portal
Quote & Order Billing Ticketing
Service Design & Orchestration
Federated UI
TOSCA
Orchestrator
Assurance
Catalogue Editor Application Access
Workflow
Network
& Service
Activation
Min.
Diff.
Engine
Analytics
Inventory
Remediation
RCA
Reusable
Plug-ins
Catalogue
SDN
Controllers
VIMs
PNFs VNFs
NFV-enabled Cloud
Service Node
NFV-enabled
Cloud Service
Node
BT’s Cloud Collaboration services
NFV-enabled Cloud
Service Node
NFV-enabled
Cloud Service
Node
Performance
-based
routing
NFV
Optimsation
NFV Firewall
NFV
NFV
NFV Firewall
(3) Assurance based on rich
event feeds and telemetry.
Remediation based on the
catalogue service definition
Key
Provisioning
Configuration
Assurance
Service Design

11. © British Telecommunications plc
What we need
 Standardised models of infrastructure resources and
services
 Closed loop working between open source and
standards
 Implementations that work with hybrid infrastructure

12. © British Telecommunications plc
Thank You