The awsctc device manager provides channel-to-channel (CTC) functions by using TCP/IP communication paths. As shown in
Figure 16-1, the connection can be within the same Independent Software Vendor (ISV) IBM Z Program Development Tool (IBM zPDT) (ISV zPDT) instance, between ISV zPDT instances on the same machine, or between ISV zPDT instances on different machines. Among other functions, CTC can be used by z/OS for global resource serialization (GRS) “rings”, Network Job Entry (NJE) connections, Cross-System Coupling Faciity ...