E4126 Cmd Rej: Only one ITU-N APC/SAPC allowed with MULTGC=NO
If the multgc=no parameter is specified for the linkset, then only one secondary adjacent point code or adjacent point code can be specified per ITU-N domain per linkset is allowed.
Recovery
Display the linkset information. Enter the rtrv-ls:lsn command.
Revise the settings as desired. Refer to the Database Administration - SS7 User's Guide for assistance.
Re-enter the chg-ls command that generated this error message.