Ciena's GAAP net income for 6 months of fiscal year 2022 was $84.745 million, down 46.5% from $158.465 million in the prior year. Revenue increased 12.5% to $1.425 billion from $1.267 billion a year earlier.

Ciena's GAAP net income for 3 months of fiscal 2022 was $45.823 million, down 17.2% from $55.348 million in the prior year. Revenue increased 11.5% to $844.443 million from $757.13 million a year earlier.

Ciena's GAAP net income for fiscal year 2021 was $500.196 million, up 38.4% from $361.291 million in the prior year. Revenue increased 2.5% to $3.621 billion from $3.532 billion a year earlier.

Ciena acquires Vyatta virtual routing and switching technology from AT&T. The deal is expected to close by the end of 2021.