- ``rss``: spread packets among several queues.
+ - ``func {hash function}``: RSS hash function to apply, allowed tokens are
+ the same as `set_hash_global_config`_.
+
- ``types [{RSS hash type} [...]] end``: specific RSS hash types, allowed
tokens are the same as `set_hash_input_set`_, except that an empty list
does not disable RSS but instead requests unspecified "best-effort"