    # File lib/fog/rackspace/models/compute_v2/server.rb, line 96
            def update
              requires :identity
              options = {
                'name' => name,
                'accessIPv4' => ipv4_address,
                'accessIPv6' => ipv6_address
              }

              data = service.update_server(identity, options)
              merge_attributes(data.body['server'])
              true
            end