FIELD: mobile communications.
SUBSTANCE: in accordance to invention, when during a communication session streams of data of various format change (new streams are launched, and present streams are removed), traffic class of communication session is determined in accordance to highest requirement of traffic class, determined by data streams of various format, belonging to one and the same communication session, to exclude difference in delays of transfer of data streams of same format, belonging to one and the same communication session.
EFFECT: improved connection quality.
4 cl, 7 dwg, 2 tbl
