Patent ID: 7756484

Claim:
A method for monitoring voice quality in a communication network, comprising: establishing a voice communication pathway between a first mobile telephone and a second telephone-via the communication network; wherein in a first mode of operation the first mobile telephone sends a first voice test message via the communication network and the second telephone is configured to receive the first voice test message; wherein in a second mode of operation the second telephone sends a second voice test message and the first mobile telephone is configured to receive the second voice test message via the communication network; establishing synchronicity between the first mobile telephone and the second telephone to repeatedly alternate between the first mode of operation and the second mode of operation; wherein said establishing synchronicity comprises stretching a duration of an initial time period during which the second mobile telephone is configured to receive the first voice test message; determining a first voice quality score for each of a plurality of first voice test messages received by the second telephone; and determining a second voice quality score for each of a plurality of second voice test messages received by the first mobile telephone.