def set_metric_get
      hash = {}
      hash[:additive] = false
      hash[:bandwidth] = false
      hash[:delay] = false
      hash[:reliability] = false
      hash[:effective_bandwidth] = false
      hash[:mtu] = false
      str = config_get('route_map', 'set_metric', @get_args)
      return hash if str.nil?
      arr = str.split
      hash[:additive] = true if arr[0].include?('+')
      hash[:bandwidth] = arr[0].delete('+').to_i
      return hash if arr.size == 1
      hash[:delay] = arr[1].to_i
      hash[:reliability] = arr[2].to_i
      hash[:effective_bandwidth] = arr[3].to_i
      hash[:mtu] = arr[4].to_i
      hash
    end
def set_metric_get
      hash = {}
      hash[:additive] = false
      hash[:bandwidth] = false
      hash[:delay] = false
      hash[:reliability] = false
      hash[:effective_bandwidth] = false
      hash[:mtu] = false
      str = config_get('route_map', 'set_metric', @get_args)
      return hash if str.nil?
      arr = str.split
      hash[:additive] = true if arr[0].include?('+')
      hash[:bandwidth] = arr[0].delete('+').to_i
      return hash if arr.size == 1
      hash[:delay] = arr[1].to_i
      hash[:reliability] = arr[2].to_i
      hash[:effective_bandwidth] = arr[3].to_i
      hash[:mtu] = arr[4].to_i
      hash
    end
set metric 44 55 66 77 88
 set metric +33