def subnets_list_for_specific_address_space(address_prefix, subnets_list)
      list = []
      address_space = IPAddress(address_prefix)
      subnets_list.each do |sbn|
        subnet_address_prefix = IPAddress(sbn.address_prefix)

        ## check if the subnet belongs to this address space or not ##
        list << sbn if address_space.include? subnet_address_prefix
      end

      list
    end
def subnets_list_for_specific_address_space(address_prefix, subnets_list)
      list = []
      address_space = IPAddress(address_prefix)
      subnets_list.each do |sbn|
        subnet_address_prefix = IPAddress(sbn.address_prefix)

        ## check if the subnet belongs to this address space or not ##
        list << sbn if address_space.include? subnet_address_prefix
      end

      list
    end
lists subnets of only a specific virtual network address space