code: func (r Hardware_Router) GetAttachedNetworkStorages(nasType *string) (resp []datatypes.Network_Storage, err error) {
  	params := []interface{}{
  		nasType,
  	}
  	err = r.Session.DoRequest("SoftLayer_Hardware_Router", "getAttachedNetworkStorages", params, &r.Options, &resp)
  	return
  }
docs: // This method is retrieve a list of SoftLayer_Network_Storage volumes that are authorized access to this SoftLayer_Hardware.