# File lib/ec2/right_ec2_security_groups.rb, line 234
    def revoke_security_group_IP_ingress(name, from_port, to_port, protocol='tcp', cidr_ip='0.0.0.0/0')
      edit_security_group( :revoke, name, :from_port => from_port, :to_port => to_port, :protocol => protocol, :cidr_ip => cidr_ip )
    end