ISO 4902:1989

Information technology — Data communication — 37-pole DTE/DCE interface connector and contact number assignments

Defines 37-pin and 9-pin connectors and the assignment of connector pin numbers of the interface between data terminal equipment and data circuit-terminating equipment where CCITT Recommendations V.24 with V.10 and V.11 apply. References: ISO 2110; 4903; CCITT Recommendations V.10; V.11; V.21; V.23; V.24; V.26; V.26 bis; V.27; V27 bis; V.27 ter; V.28; V.29; V.36.