The document discusses the implementation of virtualized network functions (VNF) at the network edge to enhance service provisioning and operational efficiency. It highlights the benefits of using open protocols and automated systems to replace manual processes in service delivery, thereby reducing costs and complexity. The proposed architecture combines hardware and software solutions to ensure reliable performance and extensive functionality within enterprise networks.

1. Assuring Superior VNF Performance at the
Network Edge
Introduced by
• Lance Hassan, (Director, MEF) Principal Engineer, Time
Warner Cable Business Class
• Matt Kennamore, Network Consultant, ADVA Optical
Networking
• Ulrich Kohn, Technical Marketing Director, ADVA Optical
Networking
1

2. Proof of Concept Description
Real world scenario: from connectivity
services to managed network services
Open protocols and open-source software
for seamless integration
One-click VNF provisioning
Consistent service assurance across
connectivity network and VNF infrastructure
2

3. OPEX/CAPEX-Friendly Business Growth With NFV
3
CPE solution
#9
Functionality
Capacity
50 Mbs
100 Mbs
500 Mbs
1 Gbs
Hardware Appliances
CPE sol.
#8
CPE sol.
#3
CPE sol.
#4
CPE solution
#9CPE sol.
#2
Functionality
Capacity
50 Mbs
100 Mbs
500 Mbs
1 Gbs
NFV Approach
CPE solution
#7
NID
High-
performance
server NID
Moderate-
performance
server NID
Painless business growth with NFV – expanding features and capacity
without need for site visits

4. Enterprise IT Complexity
4
Enterprise
Metro Network
Carrier Ethernet
Communication Service Provider
Router NID
Core
IP-MPLS
Servers
e.g. video
FirewallWAN
Optimizer
• High equipment cost
• Labor-intensive installation and maintenance
• Lack of flexibility
• New features require new hardware
Problem Statement

5. NFV – A Solution to Enterprise IT Complexity
5
Enterprise
Metro Network
Carrier Ethernet
Communication Service Provider
vRouter
Core
IP-MPLS
Servers
e.g. video
vFirewall
vIDS
• Single CPE
• Faster turn up for new services
• Operational savings / reduced truck rolls
• Reuse of virtual equipment / VRF licenses
Solution
FSP 150 ProVM with
integrated server
FSP 150 ProVM

6. Software Appliances Simplify Operations
6
Agile service innovation with single network element at customer site

7. ProVM Architecture – Combining Hardware-Assistance With
Flexibility of VNFs
7
Tight integration between
server and physical switch /
demarcation technology
Offloading of forwarding
creates room for revenue-
generating appliances

8. OAM Challenge With NFV
End-to-End Performance Management
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CSP - PoPEnterprise
Server / NID
Metro/Access
Network
Rich set of metrics for connectivity network – lack of respective
functionality with IT network functions
vFWvOptimizer
Service OAM
(802.1ah)
TWAMP
Metrics: MFD, IFDV, and FLRMetric: uptime

9. Hardware-Assisted Performance Assurance
ProVM Architecture
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Hardware probes for non-intrusive service monitoring
• Hardware probes remove
need for software
monitoring
• Server failure does not
impact OAM capability
• High-precision time
information (e.g., banking)
• End-to-end visibility across
all network layers

10. FSP 150 ProVM
Multi-Technology Edge NFV
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• NFV X86 server
• Intel high performance 4/8 core processor
• DPDK / SR-IOV
• PCIe / SSD Slot - optional HW
• Hardware-assisted server monitoring and
control
• Software
• KVM Hypervisor
• Open Multivendor VNF Support
• Integrated into OpenStack
• ADVA Neutron plug-in
• Proven FSP150 L2 features
• SOAM, TM, PM, SAT
• I-Temp, 2x PSU, high availability
• SyncE, PTP, sync assurance
• Additional L3 capabilities
• ACL (L2-L4)
• IP static forwarding
• VRF-lite / DHCP relay
• TWAMP
• Open programmability
• Control ACL & VRF from OpenStack
• OpenFlow interface
• Comprehensive ConnectGuardTM security suite
• ConnectGuard MACSec encryption
• Full key management
Carrier grade NFV with most comprehensive edge NFV feature set

11. Summary
• Service providers need to replace manual processes by
automated provisioning
• NFV as enabling technology, open protocols and open
source software as catalyst
• VNF service assurance is mandatory for achieving
operational cost targets
• Combining physical and virtual network functions creates
optimum solution
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Questions?