Accessibility Resource Center Skip to main content
end of navigation menu
888-789-1223Contact sales

IP Contact Center (IPCC) Voice Quality Service Level Agreement

Verizon offers the following performance Service Level Agreements (SLAs) covering Jitter, Mean Opinion Score (MOS), Network Availability and Time To Repair (TTR) to those Verizon IPCC customers who use Verizon’s Internet Dedicated Service or Private IP Service for transport.

What are our targets? (Contiguous U.S. and Europe)

Verizon IPCC Service Level Agreements (SLAs) guarantee.

Jitter figures of:

The Jitter SLA provides that Verizon’s Internet network (as defined in the Guide) monthly jitter performance will not exceed 1.0 millisecond on average. Performance is measured by periodically collecting data across the Internet network, from which a monthly average is derived.

Mean Opinion Score of:

Mean Opinion Score (MOS) 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 MOS SLA provides that the Verizon’s Internet Network (as defined in the Guide) MOS will not drop below 4.0 where MOS is calculated using the standards-based E-model (ITU-T G.107). Performance is measured by periodically collecting data across the Internet network, from which a monthly average is derived.

2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
2015

Let’s connect

Call sales
888-789-1223

Chat with us
Start live chat

Have us contact you
Request a call

Already have an account?   Log inExplore support