E3687 Cmd Rej: Cannot enter MULTCC if STP Options DefCC is NONE
If the defcc=none parameter is specified (see the chg-stpopts command), then the multcc parameter cannot be specified.
Recovery
Display the defcc value. Enter the rtrv-stpopts command.
Provision an alternate value for the defcc parameter. Refer to the command description for the chg-stpopts command in the Commands User's Guide and to the G-Port User's Guide for assistance.
Re-enter the chg-gsmopts command that generated this error message.