MOS definition

MOS means the Mean Opinion Score, determined according to the ITU-T E-model, as approved in June 2015, rounding to the nearest tenth of a percent. MOS provides a prediction of the expected voice quality, as perceived by a typical telephone user, for an end-to-end (i.e. mouth-to-ear) telephone connection under conversational conditions. MOS is measured by RingCentral using network parameters between the Customer endpoint, e.g., the IP Phone or Softphone, and the RingCentral Network, and will accurately reflect quality of the call to the caller using the Voice Services.
MOS means the “Mean Opinion Score” being a measure of call quality;
MOS is defined in Section 4(a)(iii).

Examples of MOS in a sentence

  • The College also awards academic credit to students based on the American Council on Education (ACE) and Department of Defense (DOD) guidelines specified by their Military Occupational Specialty (MOS) credentials.

  • Verizon calculates MOS by sampling performance scores for the EF traffic class, using the standards based ITU-T G.107 (E-model) and assuming a G.711 codec, between Verizon-designated core backbone network nodes and averaging the results over a thirty day period.

  • To receive a credit, Customer must make a credit request in writing (e-mail or fax) to the Verizon account team within 30 business days after the month in which the C-NTD or MOS Service Level Standard was not met.

  • Such credit will equal the pro-rated charges for one day of the MRC for the Customer’s Connections within the specific region during the calendar month in which the MOS Service Level Standard was not met.

  • To receive a credit, Customer must submit their request within 30 business days after the month in which the MOS Service Level Standard was not met.


More Definitions of MOS

MOS means marked-out-of stock merchandise described on Appendix 4(c)(ii) that from time to time comes into the possession of Seller or one or more of its Affiliates.
MOS means the Minimum Operating Standard
MOS means Mean Opinion Score as a measurement of voice quality.
MOS means Manual of Standards Part 139-Aerodromes. Made under Part 139 of the Civil Aviation Safety Regulations 1998
MOS as used herein refers to the beneficiary’s right to maintain their authorized level of PCS pending the outcome of an administrative appeal as set out in 42 C.F.R. 431.200.
MOS means military occupational specialty.
MOS means the Mean Opinion Score, determined according to the ITU-T E-model, as approved in June 2015, rounding to the nearest tenth of a percent. MOS provides a prediction of the expected voice quality, as perceived by a typical telephone user, for an end-to-end (i.e. mouth-to-