olive-gate(config)#$ NATPOOL 60.103.88.89 60.103.88.89 255.255.255.255
ip nat pool NATPOOL 60.103.88.89 60.103.88.89 255.255.255.255
                                              ^
% Invalid input detected at '^' marker.

olive-gate(config)#$ NATPOOL 60.103.88.89 60.103.88.89 255.255.255.248
ip nat pool NATPOOL 60.103.88.89 60.103.88.89 255.255.255.248
                                              ^
% Invalid input detected at '^' marker.

olive-gate(config)#$ NATPOOL 60.103.88.89 60.103.88.90 255.255.255.248
ip nat pool NATPOOL 60.103.88.89 60.103.88.90 255.255.255.248
                                              ^
% Invalid input detected at '^' marker.