| Subject | English | Spanish |
| comp., MS | Differentiated Services Code Point | Punto de código de servicios diferenciados (A marking in the registry that enables packets that pass through network devices that operate on Layer 3 information (such as routers) to have their relative priorities differentiated from one another) |
| commun. | service code | indicativo de acceso |
| commun. | service code | indicativo de acceso a un servicio determinado |
| fin., IT | service code | código de servicio |
| commun. | service code prefix | prefijo de código de servicio |