| Masks (tcibd4102m000) |  |
| Use this session to view and maintain masks. Related topics To define a mask To define mask segments Example of defining a mask
Fields | Description
Length | The mask's total number of characters. This number is calculated by ERP LN.
    Mask length = (sum of segment lengths) + (no. of segments - 1) * separator length
Note The separator length always equals one position.
Separator | The separator used for this mask.
Last Occurrence | The last sequence number that is generated by this mask. Sequence numbers entered manually are not displayed in this column.
Commands | Description
Mask Segments | Starts the Mask Segment (tcibd4503m000) session, which you can use to view, create, and maintain the mask segments of the selected mask.