Revenue (Tables)

3 Months Ended

Oct. 26, 2024

Revenue from Contract with Customer [Abstract]

Disaggregation of Revenue

The following table presents this disaggregation of revenue (in millions):

	Three Months Ended
	October 26, 2024		October 28, 2023
Product revenue:
Networking	$	6,753	$	8,822
Security	2,017		1,010
Collaboration	1,085		1,117
Observability	258		190
Total Product	10,114		11,139
Services	3,727		3,529
Total	$	13,841	$	14,668

Our subscription revenue is recorded in product and services revenue in our Consolidated Statements of Operations as follows (in millions):

	Three Months Ended
	October 26, 2024		October 28, 2023
Product	$	4,419	$	3,207
Services	3,425		3,254
Total	$	7,844	$	6,461

The following table presents revenue for groups of similar products and services (in millions):

	Three Months Ended
	October 26, 2024		October 28, 2023
Revenue:
Networking	$	6,753	$	8,822
Security	2,017		1,010
Collaboration	1,085		1,117
Observability	258		190
Total Product	10,114		11,139
Services	3,727		3,529
Total	$	13,841	$	14,668

Allowance for Credit Loss for Accounts Receivable

The allowances for credit loss for our accounts receivable are summarized as follows (in millions):

	Three Months Ended
	October 26, 2024		October 28, 2023
Allowance for credit loss at beginning of period	$	87	$	85
Provisions (benefits)	—		2
Recoveries (write-offs), net	(9)		(5)
Allowance for credit loss at end of period	$	78	$	82

Schedule of Gross Contract Assets by Internal Risk Ratings

Gross contract assets by our internal risk ratings are summarized as follows (in millions):

	October 26, 2024		July 27, 2024
1 to 4	$	1,244	$	1,266
5 to 6	1,599		1,456
7 and Higher	71		72
Total	$	2,914	$	2,794