This command allows to Clear Arfcn list and PLMN from nv,that the Arfcn and PLMN is saved after the last
register network. So the time of register network is longer after clear Arfcn and PLMN.
Example:
AT+GTPLMNLS?
[SIM0]PLMN:64,f0,10
[SIM0]COUNT:19
[SIM0]ARFCN:637,644,645,647,648,649,650,655,658,660,662,665,100,109,112,120,121,124,6
56,0,0,0,0,0,0,0,0,0,0,0,0,0,0
[SIM1]PLMN:0,0,0