Summary

Supplement 4 to the H-series of ITU-T Recommendations lists generic parameters assigned in the ITU-T H.460.x series Recommendations. Its purpose is to provide a quick reference to those parameters. This revision of Supplement 4 adds parameters that have been defined in the new Recommendations of the ITU-T H.460.x series since the previous edition of this supplement was published.

This revision adds definitions for Recommendations ITU-T H.460.23, ITU-T H.460.24 and ITU‑T H.460.25.