1. 1 © 2004 Cisco Systems, Inc. All rights reserved. Cisco IOS IP SLAs, Technical, 11/04 Cisco IOS IP Service Level Agreements An Overview Assuring the Delivery of IP Services & Applications Internet Technologies Division November 2004

2. 2 © 2004 Cisco Systems, Inc. All rights reserved. Cisco IOS IP SLAs, Technical, 11/04 Cisco IOS IP Service Level Agreements Presentation Agenda Introduction Cisco IOS IP SLAs Overview Business Drivers Benefits Cisco IOS IP Service Level Agreements (SLAs) for VoIP Cisco IOS IP SLAs for IP/MPLS Partners & Roadmap

3. 3 © 2004 Cisco Systems, Inc. All rights reserved. Cisco IOS IP SLAs, Technical, 11/04 VPNs with IOS-based Managed Services Corporate Intranet Remote Users/ Telecommuters Cable/DSL/ISDN ISP SP Converged IP/MPLS Network VPN B PE Internet Provider Networks Head Office Business Partner Corporate Extranet Remote Access Branch Office Security With Cisco IOS Firewall & Intrusion Prevention System Routing With Cisco Enhanced Interior Gateway Routing Protocol Management With Cisco IP SLAs Local or Direct Dial ISP MPLS to IPsec/PE

4. 4 © 2004 Cisco Systems, Inc. All rights reserved. Cisco IOS IP SLAs, Technical, 11/04 Service Provider:Improved and flexible SLA management Enterprises:Access to comprehensive SLA reports © 2003, Cisco Systems, Inc. All rights reserved. Cisco Exclusive SLAs for IP/MPLS Networks Measure Either CE– PE or CE–CE or PE-PE Links Enterprise Site 2 Enterprise Site 1 Measure Either CE–PE or CE–CE Links Cisco IOS IP SLAs’ operations measure per VPN Allows measurements from a PE to CE routers P Router CRS-1 SP Converged IP/MPLS Network

5. 5 © 2004 Cisco Systems, Inc. All rights reserved. Cisco IOS IP SLAs, Technical, 11/04 Cisco IOS IP Service Level Agreement: A New Direction Cisco solution that assures IP service levels, proactively verifies network operation, and accurately measures network performance Comprehensive hardware support Committed Cisco partner support Cisco IOS Software, the world’s leading network infrastructure software Access Enterprise Backbone Enterprise Premise Edge Service Provider Aggregation Edge Service Provider Core Enterprise and Small Medium Business Understand Network Performance & Ease Deployment Verify Service Levels Verify Outsourced SLAs Measure and provide SLAs Service Providers Cisco IOS Software

6. 6 © 2004 Cisco Systems, Inc. All rights reserved. Cisco IOS IP SLAs, Technical, 11/04 Cisco IOS IP SLAs Understanding IP Service Levels Optimize IP business applications and services Voice over IP, Video, and VPN Reduce total cost of ownership End to end service level measurements

7. 7 © 2004 Cisco Systems, Inc. All rights reserved. Cisco IOS IP SLAs, Technical, 11/04 The Need for IP-Based Service Levels 1 2003 Infonetics Research Study “Cost of Enterprise Downtime” www.infonetics.com/services/green.shtml?2004/service.provider.and.user.plans.shtml 2 2003 Network World Application Performance Market Study www.nwfusion.com 3 Forrester Research www.forrester.com PROBLEMRESULT 40% of companies delay launching new applications due to network performance concerns 2 Reduced business productivity 59% of companies simply add bandwidth to ensure application efficiency 2 Increased network costs 55% of companies only identify some of their network traffic 2 Reduced understanding of network behavior Cost of application downtime and degradation is 13K per minute for an ERP application 3 Lowered network performance can be costly

8. 8 © 2004 Cisco Systems, Inc. All rights reserved. Cisco IOS IP SLAs, Technical, 11/04 Cisco IOS IP SLAs Benefits Measurements and Metrics Proactive Automated Intelligence Continuous Predictable Reliable OPTIMIZED APPLICATIONS & SERVICES REDUCED TOTAL COST OF OWNERSHIP AND OpEx Performance visibility Prove service levels Enhance Customer satisfaction Enhance acceptance of business- critical services Reduce deployment time Lower mean time to restore and downtime Proactive identification of issues enforces higher reliability

9. 9 © 2004 Cisco Systems, Inc. All rights reserved. Cisco IOS IP SLAs, Technical, 11/04 Fine tune and optimize Ongoing measurements to understand behavior with proactive notification Baseline network performance Verify network readiness for new services with Cisco IOS IP SLA capabilities. Quantify results Reduce deployment time Prove service and application differentiation Verify service levels Reduce network down time Manage demand for the network Understand network performance baseline Confidence to deploy new IP services and applications Assure application and service deployment 1 2 3 4 Cisco IOS IP SLAs Life Cycle

10. 10 © 2004 Cisco Systems, Inc. All rights reserved. Cisco IOS IP SLAs, Technical, 11/04 Cisco IOS IP SLAs Advantages IIIIII VPN SLAs are essential to VPN services Quality of Service (QoS)- based measurements Revenue for differentiated services Brings IP service customer confidence VoIP Demonstrate how VoIP is working Deploy with confidence Enhanced customer satisfaction Metrics useful for trouble shooting & and reducing down time Business Applications Assure delivery with network performance Meet business objectives with guaranteed service levels Assure network quality of service Reduce downtime Key Services Benefit from Cisco IOS IP SLA

11. 11 © 2004 Cisco Systems, Inc. All rights reserved. Cisco IOS IP SLAs, Technical, 11/04 Cisco 800 Series Cisco 1700 Series Cisco 3700 Series Cisco 2600 Series Cisco 7300 Series Cisco Catalyst 6500; Cisco 7600 Series Cisco 10000 Series Cisco 12000 Series Cisco 7200 Series Cisco 4500 Series Enterprise & Aggregation/Edge Cisco IOS Software Release 12.2S Cisco 2900, 3550, & 3750 Series Cisco 7200 & 7300 Series Comprehensive Hardware Support Access Core Cisco IOS Software Releases 12.3T and 12.4

12. 12 © 2004 Cisco Systems, Inc. All rights reserved. Cisco IOS IP SLAs, Technical, 11/04 *DATA TRAFFIC *VoIP *SERVICE LEVEL AGREEMENT *AVAILABILITY **STREAMING VIDEO REQUIREMENT Minimize Delay, Packet Loss Verify QoS Minimize Delay, Packet Loss, Jitter Measure Delay, Packet Loss, Jitter One-way Connectivity testing Minimize Delay, Packet Loss IP SLA MEASURMENT Jitter Packet loss Latency per QoS Jitter Packet loss Latency MOS Voice Quality Score Jitter Packet loss Latency One-way Enhanced accuracy NTP Connectivity tests to IP devices Jitter Packet loss Latency Cisco IOS IP SLAs Uses and Metrics * Currently available **Limited availability in 9/04; complete in CY’05

13. 13 © 2004 Cisco Systems, Inc. All rights reserved. Cisco IOS IP SLAs, Technical, 11/04 CISCO IOS IP SLAs FOR VoIP

14. 14 © 2004 Cisco Systems, Inc. All rights reserved. Cisco IOS IP SLAs, Technical, 11/04 Call setup measurements Standard jitter, Packet loss, latency measurements Voice quality score measurements IP SLA for Voice over IP VoIP may be difficult to deploy when the network behavior is not well understood Cisco IOS IP SLAs will verify network readiness and QoS Measure critical performance for VoIP deployment Real time warning of network performance degradation IP SLA is universally available across Cisco IOS Software routers Hardware-based VoIP measurements

15. 15 © 2004 Cisco Systems, Inc. All rights reserved. Cisco IOS IP SLAs, Technical, 11/04 Voice quality measurements between any two network points on any path Continuous, reliable, predictable performance monitoring Cisco IOS IP SLAs thresholds and hop-by-hop details isolate problems Cisco IOS IP SLAs for VoIP A PSTN IP WAN Headquarters A Branch IP SLA End to End Measurements IP SLA WAN Measurements IP SLA Network to Server Measurements

16. 16 © 2004 Cisco Systems, Inc. All rights reserved. Cisco IOS IP SLAs, Technical, 11/04 Cisco IOS IP SLAs VoIP Roadmap November 2003, Release 12.3(4)T VoIP Codec Simulations using Cisco IOS IP SLA active monitoring Voice Quality Scoring March 2003, Release 12.3(7)T New Threshold traps, one-way packet loss, jitter, latency and MOS

17. 17 © 2004 Cisco Systems, Inc. All rights reserved. Cisco IOS IP SLAs, Technical, 11/04 CISCO IOS IP SLAs for IP/MPLS

18. 18 © 2004 Cisco Systems, Inc. All rights reserved. Cisco IOS IP SLAs, Technical, 11/04 IP CLASS OF SERVICE ONE-WAY DELAY THROUGHPUTJITTER QoS BANDWIDTH PER AAPP Priority Voice Traffic < 80 ms Packet loss < 5% less < 35 msMax 75% Real-Time Traffic – Video < 80 ms Packet loss < 3% 60% Priority Data Traffic < 100 ms Packet loss < 2% 30% Best Effort Traffic No target 10% Jitter: telephony and multi-media conferencing Packet Loss: telephony, multi-media conferencing, streaming media, low latency data Delay: telephony, multi-media conferencing, streaming media Cisco IOS IP SLAs Example United States, Service Provider

19. 19 © 2004 Cisco Systems, Inc. All rights reserved. Cisco IOS IP SLAs, Technical, 11/04 VPN SLAs and Performance Measurement 10.10.10.1 10.11.10.1 10.12.10.1 (PE) CEs with VRFs Red, Blue and Yellow. Cisco IOS Software is an MPLS leader How can SLAs be measured with a specific VPN? Cisco IOS IP SLA operations are vrf-aware and measure an SLA per VPN Allows measurements from a PE or multi-vrf CE router

20. 20 © 2004 Cisco Systems, Inc. All rights reserved. Cisco IOS IP SLAs, Technical, 11/04 CISCO IOS IP SLAs PARTNERS

21. 21 © 2004 Cisco Systems, Inc. All rights reserved. Cisco IOS IP SLAs, Technical, 11/04 THIRD PARTY PRODUCTS Cisco Network Management Solution Cisco IP Solution CenterMPLS VPN and SLA Monitoring Internetworking Performance MonitorEnterprise performance measurements Cisco IOS IP SLAs Partners

22. 22 © 2004 Cisco Systems, Inc. All rights reserved. Cisco IOS IP SLAs, Technical, 11/04 References Cisco IOS IP SLAs www.cisco.com/go/ipsla

23. 23 © 2004 Cisco Systems, Inc. All rights reserved. Cisco IOS IP SLAs, Technical, 11/04 23 © 2004 Cisco Systems, Inc. All rights reserved. Cisco IOS IP SLA, Technical, 9/04