esp from 3ffe::1 to 3ffe::2 spi 0xdeadbeef auth hmac-sha1 enc aes \
	authkey 0xaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa \
	enckey 0xeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee

esp from 3ffe::2 to 3ffe::1 spi 0xbeefdead auth hmac-sha1 enc aes \
	authkey 0xaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa \
	enckey 0xeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee