2
VQM DASHBOARD 0.2% 0.1% 0.01% 0.01% 0.00% 2016-02-01 2016-02-02 2016-02-03 2016-02-04 2016-02-05 2016-02-06 2016-02-07 2016-02-08 Jitter 0.10% 0.08% 0.06% 0.04% 0.02% 0.00% 2016-02-01 2016-02-02 2016-02-03 2016-02-04 2016-02-05 2016-02-06 2016-02-07 2016-02-08 Packet Loss Cordell’s Voice Quality Measurements (VQM) Linux VM Ware™ or server based platform collects CDR files for up to a year. With its User-Friendly Dashboard, VQM allows personnel to access information, generate reports and troubleshoot customer and network problems. Easy connectivity to the Metaswitch™ platform is accomplished via telnet connectivity. CSV files allow for easy access and downloading of information. The system includes advanced graphing capabilities for Round Trip Delay (RT), Jitter and Packet Loss. MOS Score graphs reflecting the average of these three is also standard. The system includes several standard reports/ searches (911, Carrier totals, originating/terminating CDR etc..) available and the user has the option to build and store these as required. Call Record Reports z MOS Scores z Track International Call Abuse z Usage by Carrier and Trunk z Directory Numbers Search - ORIG and TERM z Repetitive “Robo” calling Alert via Alarm z Nuisance Calling (same number) - Alarm z Discover – Disconnected Phones with Traffic z Alert Due to High Traffic Troubleshooting: User-friendly Dashboard GUI, simple selecting of value on the graph to see the Call Records (and DN) with problems. Graphs and Reports z Packet Loss z Jitter z Round-Trip (RT) Delay z MOS Scores 0.01% 0.01% 0.01% 0.00% 0.00% 0.00% 2016-02-01 2016-02-02 2016-02-03 2016-02-04 2016-02-05 2016-02-06 2016-02-07 2016-02-08 RT Delay VOICE QUALITY MEASUREMENTS (VQM) Metaswitch 1 909.971.9100 cordell.com A DIVISION OF NEX-TECH

VOICE QUALITY MEASUREMENTS - cordell.com Literature2020_Metaswitc… · Cordell Voice Quality Measurement for Metaswitch 2 VOICE QUALITY MEASUREMENTS (VQM) for Metaswitch A DIVISION

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Page 1: VOICE QUALITY MEASUREMENTS - cordell.com Literature2020_Metaswitc… · Cordell Voice Quality Measurement for Metaswitch 2 VOICE QUALITY MEASUREMENTS (VQM) for Metaswitch A DIVISION

VQM DASHBOARD

0.2%

0.1%

0.01%

0.01%

0.00%

2016-02

-01

2016-02

-02

2016-02

-03

2016-02

-04

2016-02

-05

2016-02

-06

2016-02

-07

2016-02

-08

Jitter

0.10%

0.08%

0.06%

0.04%

0.02%

0.00%

2016-02

-01

2016-02

-02

2016-02

-03

2016-02

-04

2016-02

-05

2016-02

-06

2016-02

-07

2016-02

-08

Packet Loss

Cordell’s Voice Quality Measurements (VQM) Linux VM Ware™ or server based platform collects CDR files for up to a year. With its User-Friendly Dashboard, VQM allows personnel to access information, generate reports and troubleshoot customer and network problems. Easy connectivity to the Metaswitch™ platform is accomplished via telnet connectivity. CSV files allow for easy access and downloading of information.

The system includes advanced graphing capabilities for Round Trip Delay (RT), Jitter and Packet Loss. MOS Score graphs reflecting the average of these three is also standard. The system includes several standard reports/searches (911, Carrier totals, originating/terminating CDR etc..) available and the user has the option to build and store these as required.

Call Record Reports z MOS Scores

z Track International Call Abuse

z Usage by Carrier and Trunk

z Directory Numbers Search - ORIG and TERM

z Repetitive “Robo” calling Alert via Alarm

z Nuisance Calling (same number) - Alarm

z Discover – Disconnected Phones with Traffic

z Alert Due to High Traffic

Troubleshooting: User-friendly Dashboard GUI, simple selecting of value on the graph to see the Call Records (and DN) with problems.

Graphs and Reports z Packet Loss

z Jitter

z Round-Trip (RT) Delay

z MOS Scores

0.01%

0.01%

0.01%

0.00%

0.00%

0.00%

2016-02

-01

2016-02

-02

2016-02

-03

2016-02

-04

2016-02

-05

2016-02

-06

2016-02

-07

2016-02

-08

RT Delay

VOICE QUALITYMEASUREMENTS

(VQM)Metaswitch

1909.971.9100cordell.com

A DIVISION OF NEX-TECH

Page 2: VOICE QUALITY MEASUREMENTS - cordell.com Literature2020_Metaswitc… · Cordell Voice Quality Measurement for Metaswitch 2 VOICE QUALITY MEASUREMENTS (VQM) for Metaswitch A DIVISION

Based on the 3 VQM Measurements (Packet Loss, Jitter, and Round-Trip Delay), we are able to calculate a composite value that represents the overall quality.

The composite value can be expressed as Rating Factor (or R Score) with a range from 0 to 100, or a MOS (Mean Opinion Score) with a range from 1 to 4.5 .

Composite Values:

GUI with Dashboard Included Ability to allow access to your customer or other departments. NOTE: They can see only their data.

Cordell Voice Quality Measurement for Metaswitch

2

VOICE QUALITYMEASUREMENTS

(VQM)for Metaswitch

A DIVISION OF NEX-TECH

R Score Satisfaction Level MOS

90-100 Excellent 4.3+

80-90 Satisfactory 4.0-4.29

70-80 Warning 3.7-4.0

60-70 Minor 3.2-3.6

50-60 Major 2.7-3.1

0-50 Critical 1.0-2.6

918 Palomares Avenue, La Verne, CA 91750909.971.9100 • [email protected] W W . C O R D E L L . C O M

Acceptable VM Platforms: z Microsoft HyperV

z VM Ware OVF

z KVM

Requirements: (Based on system size.)

z VQM: VM Platform 2-4 Platform Cores 8GB-32GB RAM (Depending on Switch size) 500GB-1TB of Storage