# File lib/tree.rb, line 498
    def prune!(cidr)
        pruned = false

        # validate object
        if ( !cidr.kind_of?(NetAddr::CIDR) )
            begin
                cidr = NetAddr::CIDR.create(cidr)
            rescue Exception => error
                raise ArgumentError, "Provided argument raised the following " +
                                     "errors: #{error}"
            end
        end

        me = find_me(cidr)

        if (me)
            me.tag[:Subnets].clear
            pruned = true
        end

        return(pruned)
    end