dict: trill link details

def arp(self):
        """dict: trill link details
                """
        xmlns = 'urn:brocade.com:mgmt:brocade-arp'
        get_arp_info = ET.Element('get-arp', xmlns=xmlns)
        results = self._callback(get_arp_info, handler='get')
        result = []
        for item in results.findall('{%s}arp-entry' % xmlns):
            ip_address = item.find('{%s}ip-address' % xmlns).text
            mac_address = item.find('{%s}mac-address' % xmlns).text
            interface_type = item.find('{%s}interface-type' % xmlns).text
            interface_name = item.find('{%s}interface-name' % xmlns).text
            is_resolved = item.find('{%s}is-resolved' % xmlns).text
            age = item.find('{%s}age' % xmlns).text
            entry_type = item.find('{%s}entry-type' % xmlns).text
            item_results = {'ip-address': ip_address,
                            'mac-address': mac_address,
                            'interface-type': interface_type,
                            'interface-name': interface_name,
                            'is-resolved': is_resolved,
                            'age': age,
                            'entry-type': entry_type
                            }
            result.append(item_results)
        return result