E2189 Cmd Rej: Site point code is already being used
The value specified for the STP destination point code cannot be the same as an existing route DPC or CPC and cannot be the same type as an existing STP point code.
Recovery
Display the existing site point codes and capability point codes. Enter the rtrv-sid command.
The site point codes are shown in the PCA , PCI , PCN , and PCN24 fields of the output. The capability point codes are shown in the CPCA , CPCI , CPCN , and CPCN24 fields.
Display the existing destination point codes in the database. Enter the rtrv-dstn command.
The ANSI destination point codes are shown in the DPCA , DPCI , DPCN , and DPCN24 fields of the output.
Re-enter the ent/chg-sid command that generated this error message, specifying a valid combination of parameters. Refer to the command description in Commands User's Guide and to the Database Administration - SS7 User's Guide for assistance.