ITU-T Rec. H.248.25 defines Basic Channel Associated Signalling (CAS) and R1 packages and supplemental CAS packages that, in association with the H.248 Protocol, can be used to control a Media Gateway (MG) from an external Media Gateway controller (MGC). Changes incorporated by this corrigendum are:

Addition of missing parameter;

Addition of missing PackageID for bcasaddr;

Clarification of digitmap mapping reference for DTMF digits;

Correction of casf return code usage.