E2881 Cmd Rej: MTPDPCQ cannot be increased while x-list storage is full
The number of DPCs configured using the mtpdpcq parameter cannot be increased if space allocated for maintaining x-list entries (mtpxlq parameter) is full.
Recovery
Display the current entries in the STPOPTS table. Enter the rtrv-stpopts command.
Revise the data as necessary. Refer to the Database Administration - SS7 User's Guide for assistance.
Re-enter the chg-stpopts command that generated this error message, specifying a valid combination of parameters.