Revenue (Tables)

3 Months Ended

Oct. 28, 2023

Revenue from Contract with Customer [Abstract]

Disaggregation of Revenue

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

	Three Months Ended
	October 28, 2023		October 29, 2022
Product revenue:
Networking	$	8,822	$	8,031
Security	1,010		971
Collaboration	1,117		1,086
Observability	190		157
Total Product	11,139		10,245
Services	3,529		3,387
Total	$	14,668	$	13,632

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

	Three Months Ended
	October 28, 2023		October 29, 2022
Revenue:
Networking	$	8,822	$	8,031
Security	1,010		971
Collaboration	1,117		1,086
Observability	190		157
Total Product	11,139		10,245
Services	3,529		3,387
Total	$	14,668	$	13,632

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 28, 2023		October 29, 2022
Allowance for credit loss at beginning of period	$	85	$	83
Provisions (benefits)	2		11
Recoveries (write-offs), net	(5)		(6)
Allowance for credit loss at end of period	$	82	$	88

Schedule of Gross Contract Assets by Internal Risk Ratings

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

	October 28, 2023		July 29, 2023
1 to 4	$	650	$	672
5 to 6	1,015		954
7 and Higher	68		60
Total	$	1,733	$	1,686