© 2014 Level 3 Communications, LLC. All Rights Reserved. Proprietary and Confidential. Simple, End-to-End Performance Management Application Performance Management

© 2014 Level 3 Communications, LLC. All Rights Reserved. Proprietary and Confidential. Business Challenges  Unprecedented Growth Networks need to scale to meet the growing demands of applications and mobility services while maintaining high levels of performance.  Network and Cost Inefficiencies Maintaining and creating efficiencies is key. Outdated, underperforming wide area networks (WANs) can detract from productivity and impact costs. Network and application managers need meaningful and actionable performance data.  Increased Need for Security and Reliability Business continuity means keeping critical information secure and making sure it reaches its end destination, even in a disaster situation. Customer traffic must be isolated from others to ensure security.

© 2014 Level 3 Communications, LLC. All Rights Reserved. Proprietary and Confidential. Level 3 Application Performance Management  Efficiency Optimize network and application performance as well as utilization Increase visibility of network and application data to speed troubleshooting and resolution Decrease operational costs through improved staff collaboration and analysis  Growth Perform in-depth reporting and analysis to provide fact-based budgets and make informed decisions for growing bandwidth and application performance Control and manage network growth with automatic detection of new users, applications and servers  Security Identify and monitor rogue application use Identify suspect or potential security violations Meeting business challenges head on

© 2014 Level 3 Communications, LLC. All Rights Reserved. Proprietary and Confidential. What is Application Performance Management? Comprehensive network visibility improves application performance, increases productivity and creates a platform ready for future application adoption. End-to-end, granular visibility of your network and applications to better utilize bandwidth and improve troubleshooting NI Network Integrity - Simplifies monitoring end-to-end networks - Collects and filters port and circuit information Application Integrity - Correlates network, user and application performance - Pinpoints the root cause of performance issues VoIP Integrity - Provides key VoIP performance indicators - Helps monitor call quality VIAINI

© 2014 Level 3 Communications, LLC. All Rights Reserved. Proprietary and Confidential. APM Key Features Operational  SLA monitoring and guarantees  Proactive alerts and notification  Real-time and historical views  Network and application analysis  Auto-discovery of users, servers and applications  Automatic baselines  Ability to customize and schedule reports Management  Device and license procurement  Staging and configuration  Onsite installation  24 x 7 maintenance  Broad international support  Visible through customer portal

© 2014 Level 3 Communications, LLC. All Rights Reserved. Proprietary and Confidential. APM Functionality by Service Type Three service types to suit your particular needs Network Integrity (NI)  Network health monitoring  Proactive alarming  End-to-end SLAs  SLA validation reports Application Integrity (AI)  All NI features plus:  Auto-discovery of applications, servers and users  Proactive application alarming  Long-term performance trending reports  Automatic performance baseline of each application and application server  Network and application troubleshooting VOIP Integrity (VI)  All NI and AI features plus:  Auto-discovery of VoIP calls, IP PBXs and handsets  Proactive VoIP alarming  MOS metrics per port and per call  Correlation of VoIP performance to network health  VoIP pre-assessment analyses prior to implementation VI AI NI

© 2014 Level 3 Communications, LLC. All Rights Reserved. Proprietary and Confidential. APM Service Deployment Architecture T1/E1 GigE Customer Remote Location Customer access to APM reports via portal APM Platform at Level 3 Network Operations Center APM Probe 10MB Customer Remote Location Level 3 MPLS/IP VPN APM Probe

© 2014 Level 3 Communications, LLC. All Rights Reserved. Proprietary and Confidential. Network Integrity Service  Global Event Notification acts as a warning system prior to failures  Service Summary provides port utilization and circuit status  IP Service Level Metrics reports end-to-end metrics for: Site-to-site availability Latency Jitter Packet loss Simplified monitoring with actionable information

© 2014 Level 3 Communications, LLC. All Rights Reserved. Proprietary and Confidential. Network Integrity Service Network health event monitoring by location at a glance

© 2014 Level 3 Communications, LLC. All Rights Reserved. Proprietary and Confidential. Network Integrity Service Service Level Metrics report See SLA metrics per class of service for every IP circuit Generate the report on-demand or schedule to run automatically

© 2014 Level 3 Communications, LLC. All Rights Reserved. Proprietary and Confidential. Applications Integrity Service  Auto-discovery of applications, servers and users  Proactive application alarming  Network and applications troubleshooting  Long-term performance trending reports  Historical data for end-to-end analysis and reporting on all network traffic  Automatically creates a performance baseline of each application and application server Quickly identify and resolve the root cause of application performance issues

© 2014 Level 3 Communications, LLC. All Rights Reserved. Proprietary and Confidential. Application Integrity Service Dashboard view of top applications and servers in use View early warning of any new applications, new servers or rogue applications

© 2014 Level 3 Communications, LLC. All Rights Reserved. Proprietary and Confidential. Application Integrity Service Auto-discovery of applications Know what applications are used most across the entire network Quickly see what applications may be contributing to capacity issues Determine if legitimate business applications running

© 2014 Level 3 Communications, LLC. All Rights Reserved. Proprietary and Confidential. Application Integrity Service Get historical visibility with back-in-time scrollbar See utilization across the entire port

© 2014 Level 3 Communications, LLC. All Rights Reserved. Proprietary and Confidential. Application Integrity Service Measure bandwidth usage for each application Quickly determine what applications are causing congestion and degrading the performance Identify top talkers (bandwidth hogs)

© 2014 Level 3 Communications, LLC. All Rights Reserved. Proprietary and Confidential. Application Integrity Service View only the data you need using powerful grouping and filtering capabilities Application flows: Client/Server IP pairs, CoS and usage Quickly see if applications are mapped to the correct CoS

© 2014 Level 3 Communications, LLC. All Rights Reserved. Proprietary and Confidential. Application Integrity Service Dozens of reports set to run daily, weekly, monthly, etc.

© 2014 Level 3 Communications, LLC. All Rights Reserved. Proprietary and Confidential. VoIP Integrity Service  Key VoIP performance reporting and indicators  Mean Opinion Score (MOS) metrics per port and per call  Conduct VoIP pre-assessment analysis for every site prior to VoIP implementation  Auto-discover of VoIP calls, IP PBXs and handsets  Proactive VoIP alarming  Correlation of VoIP performance to network health Monitor key VoIP performance indicators and improve call quality

© 2014 Level 3 Communications, LLC. All Rights Reserved. Proprietary and Confidential. VoIP Integrity Service Summarize VoIP performance across the network View call manager response times Top sites by call flow volumes Degradation factors and MOS (Mean Opinion Score)

© 2014 Level 3 Communications, LLC. All Rights Reserved. Proprietary and Confidential. VoIP Integrity Service Summarize VoIP performance for a specific site Quickly assess call quality metrics by site e.g. MoS

© 2014 Level 3 Communications, LLC. All Rights Reserved. Proprietary and Confidential. Monitor VOIP call quality in both directions Improves ability to troubleshoot VoIP VoIP Integrity Service VoIP call quality metrics

© 2014 Level 3 Communications, LLC. All Rights Reserved. Proprietary and Confidential. VoIP Integrity Service Monitor VoIP quality in both call directions View VoIP traffic performance— Volumes, round trip delay, jitter and network packet loss

© 2014 Level 3 Communications, LLC. All Rights Reserved. Proprietary and Confidential. APM Meets Business Challenges Head On Growth – APM helps you address the increasing demands placed on enterprise networks while maintaining high levels of performance Efficiency – APM provides you with meaningful and actionable performance data to improve productivity and help manage costs Security – APM helps you identify and monitor rogue application use, and suspect or potential security violations