Control Blocks
The following table shows the seven control block types used by DELTA IMS VIRTUAL TERMINAL.
Table 1. Virtual Terminal and Printer Control Blocks
Control Block | Description |
|---|---|
VCD | Virtual terminal global area |
VLB | Prefix for a virtual terminal control block concatenation |
VCN | Prefix for a virtual LTERM or virtual user/SPQB |
VPO | Virtual printer override |
USB | Userid created by /SECURE ALLOW command |
VTE | Virtual terminal pending element |
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