The route cost specified by the rc parameter must differ from the existing route cost for the linkset specified by the lsn parameter.
Recovery
Display the existing values for the linkset. Enter the rtrv-ls:lsn= command, specifying the linkset of interest.
Revise the linkset settings as necesary. Refer to the Database Administration - SS7 User's Guide for assistance.
Re-enter the chg-rte 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.