Verizon VoIP Voice Quality Service Level Agreement

Verizon VoIP is the industry's only true converged voice and data network solution serving both enterprise and small business markets. It is designed with the highest reliability, security and quality standards available.

Verizon offers the following performance Service Level Agreements (SLAs) covering Jitter, Mean Opinion Score (MOS), Network Availability and Time To Repair (TTR).

What are our targets?

Verizon VoIP Service Level Agreements (SLAs) guarantee

Jitter figures of:

The VoIP Jitter SLA provides that Verizon's network monthly jitter performance will not exceed 1.0 millisecond. Performance is measured by periodically collecting respective data across Verizon's network, from which a monthly average is derived.

Mean Opinion Score of:

Mean Opinion Score is a measure (score) of the audio fidelity, or clarity, of a voice call. It is a statistical measurement that predicts how the average user would perceive the clarity of each call. The VoIP MOS SLA provides that Verizon's network MOS performance will not drop below 4.0 where MOS is calculated using the standards-based E-model (ITU-T G.107). Performance is measured by collecting respective data across Verizon's network, from which a monthly average is derived.

Verizon reserves the right to amend any applicable SLA from time to time effective upon posting of the revised SLA where the SLA is set out or other notice to Customer of the change, provided that in the event of any amendment resulting in a material reduction of the SLA’s service levels or credits, Customer may terminate Services without early termination liability (except for payment of all charges up to the effective date of the termination of any such Services) by providing Verizon at least 30 days written notice of termination during the 30 days following posting of such amendment.

View MOS and Jitter statistics