© Copyright 2015 TONE SOFTWARE CORPORATION. Confidential and Proprietary. All rights reserved. Operator Training – Release Call Admission Control – Passive QoS 1 ReliaTel ® Operator Training Call Admission Control (Passive Quality of Service) Release 4.6.0

© Copyright 2015 TONE SOFTWARE CORPORATION. Confidential and Proprietary. All rights reserved. Operator Training – Release Call Admission Control – Passive QoS About Call Admission Control in the Dashboard Call Admission Control (CAC) Measures gateway utilization using Passive Quality of Service (PQoS) packets Utilization monitoring – real time and historical (from hourly to monthly) Measured in % and Mbps Utilization thresholds can generate alarms Thresholds set by product administrator Portlets Default view – 5 portlets VoIP bandwidth consumption compared to network bandwidth capacity Real time consumption – 2 portlets – measured by percent and Mbps Historical consumption – 2 portlets – measured by percent and Mbps Alarm list Utilization Calculations Call streams traversing network from a collector endpoint that go through a gateway ‘From gateway’ and ‘To gateway’ – utilization based on call streams from a gateway to a destination and from a destination to a gateway 2

© Copyright 2015 TONE SOFTWARE CORPORATION. Confidential and Proprietary. All rights reserved. Operator Training – Release Call Admission Control – Passive QoS CAC Interface – default view layout 3

© Copyright 2015 TONE SOFTWARE CORPORATION. Confidential and Proprietary. All rights reserved. Operator Training – Release Call Admission Control – Passive QoS Real Time Portlets PQoS bandwidth consumption in real time as a percentage of total network capacity Calculations are from the gateway and to the gateway PQoS bandwidth consumption in real time measured in Mbps Calculations are from the gateway and to the gateway 4

© Copyright 2015 TONE SOFTWARE CORPORATION. Confidential and Proprietary. All rights reserved. Operator Training – Release Call Admission Control – Passive QoS Historical Data Portlet - % Bandwidth utilization – PQoS consumption of bandwidth compared to total network capacity measured as a % of network capacity Max from/Max to – peak percent of PQoS bandwidth utilization compared to total network capacity for the time period Avg from/Avg to – average percent of PQoS bandwidth utilization compared to total network capacity for the time period. Historical periods 5

© Copyright 2015 TONE SOFTWARE CORPORATION. Confidential and Proprietary. All rights reserved. Operator Training – Release Call Admission Control – Passive QoS Historical Data Portlet - Mbps Bandwidth utilization – PQoS consumption of bandwidth measured in Mbps Max from/Max to – peak consumption of bandwidth, measured in Mbps, by PQoS for the time period Avg from/Avg to – average consumption of bandwidth, measured in Mbps, by PQoS for the time period. Historical periods 6

© Copyright 2015 TONE SOFTWARE CORPORATION. Confidential and Proprietary. All rights reserved. Operator Training – Release Call Admission Control – Passive QoS Utilization Calculations/CAC Performance Reports Utilization Calculations Components of bandwidth utilization Codecs - Each stream reports its own codec Codec Utilization - ReliaTel applies industry standards to codecs to calculate utilization Network overhead – Pre-defined at implementation by the product administrator. Calculation All codecs plus network overhead added together determine utilization CAC Performance Reports Available reports CAC Bandwidth Raw Data CAC Bandwidth Hourly CAC Bandwidth Daily CAC Bandwidth Weekly CAC Bandwidth Monthly For report details see ‘Call Admission Control Performance Reports’ 7