def _set_isns_discovery_domain(self, v, load=False):
    """
    Setter method for isns_discovery_domain, mapped from YANG variable /isns/isns_vrf/isns_discovery_domain (list)
    If this variable is read-only (config: false) in the
    source YANG file, then _set_isns_discovery_domain is considered as a private
    method. Backends looking to populate this variable should
    do so via calling thisObj._set_isns_discovery_domain() directly.

    YANG Description: This specifies configurations of Discovery Domain.
    """
    if hasattr(v, "_utype"):
      v = v._utype(v)
    try:
      t = YANGDynClass(v,base=YANGListType("isns_discovery_domain_name",isns_discovery_domain.isns_discovery_domain, yang_name="isns-discovery-domain", rest_name="discovery-domain", parent=self, is_container='list', user_ordered=False, path_helper=self._path_helper, yang_keys='isns-discovery-domain-name', extensions={u'tailf-common': {u'info': u'Configure Discovery Domain Parameters', u'cli-no-key-completion': None, u'alt-name': u'discovery-domain', u'hidden': u'isns-discovery-domain', u'callpoint': u'isns_discovery_domain_cp', u'cli-mode-name': u'config-dd-$(isns-discovery-domain-name)'}}), is_container='list', yang_name="isns-discovery-domain", rest_name="discovery-domain", parent=self, path_helper=self._path_helper, extmethods=self._extmethods, register_paths=True, extensions={u'tailf-common': {u'info': u'Configure Discovery Domain Parameters', u'cli-no-key-completion': None, u'alt-name': u'discovery-domain', u'hidden': u'isns-discovery-domain', u'callpoint': u'isns_discovery_domain_cp', u'cli-mode-name': u'config-dd-$(isns-discovery-domain-name)'}}, namespace='urn:brocade.com:mgmt:brocade-isns', defining_module='brocade-isns', yang_type='list', is_config=True)
    except (TypeError, ValueError):
      raise ValueError({
          'error-string': """isns_discovery_domain must be of a type compatible with list""",
          'defined-type': "list",
          'generated-type': """YANGDynClass(base=YANGListType("isns_discovery_domain_name",isns_discovery_domain.isns_discovery_domain, yang_name="isns-discovery-domain", rest_name="discovery-domain", parent=self, is_container='list', user_ordered=False, path_helper=self._path_helper, yang_keys='isns-discovery-domain-name', extensions={u'tailf-common': {u'info': u'Configure Discovery Domain Parameters', u'cli-no-key-completion': None, u'alt-name': u'discovery-domain', u'hidden': u'isns-discovery-domain', u'callpoint': u'isns_discovery_domain_cp', u'cli-mode-name': u'config-dd-$(isns-discovery-domain-name)'}}), is_container='list', yang_name="isns-discovery-domain", rest_name="discovery-domain", parent=self, path_helper=self._path_helper, extmethods=self._extmethods, register_paths=True, extensions={u'tailf-common': {u'info': u'Configure Discovery Domain Parameters', u'cli-no-key-completion': None, u'alt-name': u'discovery-domain', u'hidden': u'isns-discovery-domain', u'callpoint': u'isns_discovery_domain_cp', u'cli-mode-name': u'config-dd-$(isns-discovery-domain-name)'}}, namespace='urn:brocade.com:mgmt:brocade-isns', defining_module='brocade-isns', yang_type='list', is_config=True)""",
        })

    self.__isns_discovery_domain = t
    if hasattr(self, '_set'):
      self._set()