The present document provides the ETSI endorsement of the ITU-T Bearer Independent Call Control (BICC) Capability Set 2 protocol Recommendations Q.1902.1 [1]@ Q.1902.2 [2]@ Q.1902.3 [3]@ Q.1902.4 [4]@ Q.1902.5 [5]@ Q.1902.6 [6]@ Q.765.5 [7] Amendment 1 [8]@Q.1912.1 [9]@ Q.1912.2 [10]@ Q.1912.3 [11]@ Q.1912.4 [12]@ Q.1922.2 [13]@ Q.1950 [14]@ Q.1970 [15]@ Q.1990 [16]@ Q.2150.0 [17]@ Q.2150.1 [18]@ Q.2150.2 [19]@ Q.2150.3 [20]. Formats@ codes and procedures marked for national use or as network option are included for informative purposes for the international interface specification. If these items so marked are supported within a national network and operator's network@ then it is proposed that they shall be supported in this manner.