no [area-type|authentication|range]
no <PARAMETERS>
| no <PARAMETERS> | Removes this OSPF area settings | 
The no command negates any command associated with it. Wherever required, use the same parameters associated with the command getting negated.
The following example shows the OSPF router settings before the ‘no‘ commands are executed:
nx9500-6C8809(config-profile default-nx5500-router-ospf-area-0.0.0.1)#show context area 0.0.0.1 authentication simple-password range 172.16.10.0/24 area-type stub default-cost 1 nx9500-6C8809(config-profile default-nx5500-router-ospf-area-0.0.0.1)#
nx9500-6C8809(config-profile default-nx5500-router-ospf-area-0.0.0.1)#no authentication
         nx9500-6C8809(config-profile default-nx5500-router-ospf-area-0.0.0.1)#no range 
172.16.10.0/24
         The following example shows the OSPF router settings after the ‘no‘ commands are executed:
nx9500-6C8809(config-profile default-nx5500-router-ospf-area-0.0.0.1)#show context area 0.0.0.1 area-type stub default-cost 1 nx9500-6C8809(config-profile default-nx5500-router-ospf-area-0.0.0.1)#