E2853 Cmd Rej: ELEI is only valid for cluster destinations
If the elei parameter is specified, then a cluster destination for the dpc/dpca/dpci/dpcn/dpcn24 parameter must be specified.
Recovery
Display the cluster DPCs. Enter the rept-stat-cluster command.
Re-enter the ent/chg-dstn 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.