For each of the fields in the connector, use the dropdown selector to pick the field you will use with the module for the mapping between the two entities.
对于连接器中的每个字段，使用下拉选择器来选择模块使用的字段，在两个实体间建立映射关系。
2
The red coloring of the text field is accomplished using a type-specific input selector.
这个文本字段的红色是使用一个特定于类型的输入选择器实现的。
3
Basically, the selectorfield selects what facility will be logged (for example, kern, user, mail, LPR) and what priority the facility has.