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Revenue (Tables) | 3 Months Ended
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Jan. 31, 2020
Revenue from Contract with Customer [Abstract] |
Disaggregation of Revenue | The tables below (in thousands) set forth Ciena’s disaggregated revenue for the respective period:
| Quarter Ended January 31, 2020
| Networking Platforms |  | Platform Software and Services |  | Blue Planet Automation Software and Services |  | Global Services |  | Total
Product lines: |  |  |  |  |  |  |  |  |
Converged Packet Optical | $ | 591,549 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 591,549 |
Packet Networking | 67,508 |  |  | — |  |  | — |  |  | — |  |  | 67,508 |
Platform Software and Services | — |  |  | 51,888 |  |  | — |  |  | — |  |  | 51,888 |
Blue Planet Automation Software and Services | — |  |  | — |  |  | 15,466 |  |  | — |  |  | 15,466 |
Maintenance Support and Training | — |  |  | — |  |  | — |  |  | 61,793 |  |  | 61,793 |
Installation and Deployment | — |  |  | — |  |  | — |  |  | 34,954 |  |  | 34,954 |
Consulting and Network Design | — |  |  | — |  |  | — |  |  | 9,754 |  |  | 9,754 |
Total revenue by product line | $ | 659,057 |  |  | $ | 51,888 |  |  | $ | 15,466 |  |  | $ | 106,501 |  |  | $ | 832,912 |
Timing of revenue recognition: |  |  |  |  |  |  |  |  |
Products and services at a point in time | $ | 659,057 |  |  | $ | 13,114 |  |  | $ | 3,736 |  |  | $ | 4,197 |  |  | $ | 680,104 |
Services transferred over time | — |  |  | 38,774 |  |  | 11,730 |  |  | 102,304 |  |  | 152,808 |
Total revenue by timing of revenue recognition | $ | 659,057 |  |  | $ | 51,888 |  |  | $ | 15,466 |  |  | $ | 106,501 |  |  | $ | 832,912 |
| Quarter Ended January 31, 2019
| Networking Platforms |  | Platform Software and Services |  | Blue Planet Automation Software and Services |  | Global Services |  | Total
Product lines: |  |  |  |  |  |  |  |  |
Converged Packet Optical | $ | 548,997 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 548,997 |
Packet Networking | 71,569 |  |  | — |  |  | — |  |  | — |  |  | 71,569 |
Platform Software and Services | — |  |  | 41,598 |  |  | — |  |  | — |  |  | 41,598 |
Blue Planet Automation Software and Services | — |  |  | — |  |  | 14,974 |  |  | — |  |  | 14,974 |
Maintenance Support and Training | — |  |  | — |  |  | — |  |  | 61,277 |  |  | 61,277 |
Installation and Deployment | — |  |  | — |  |  | — |  |  | 30,622 |  |  | 30,622 |
Consulting and Network Design | — |  |  | — |  |  | — |  |  | 9,490 |  |  | 9,490 |
Total revenue by product line | $ | 620,566 |  |  | $ | 41,598 |  |  | $ | 14,974 |  |  | $ | 101,389 |  |  | $ | 778,527 |
Timing of revenue recognition: |  |  |  |  |  |  |  |  |
Products and services at a point in time | $ | 620,566 |  |  | $ | 16,044 |  |  | $ | 6,228 |  |  | $ | 3,566 |  |  | $ | 646,404 |
Services transferred over time | — |  |  | 25,554 |  |  | 8,746 |  |  | 97,823 |  |  | 132,123 |
Total revenue by timing of revenue recognition | $ | 620,566 |  |  | $ | 41,598 |  |  | $ | 14,974 |  |  | $ | 101,389 |  |  | $ | 778,527 |
Effective the beginning of fiscal 2020, Ciena’s Global Sales and Marketing organization combined its previous North America and Caribbean and Latin America (“CALA”) regions into a new “Americas” sales region. Accordingly, Ciena reflects its sales geographically around the following markets: (i) Americas; (ii) Europe, Middle East and Africa (“EMEA”); and (iii) Asia Pacific, Japan and India (“APAC”). Within each geographic area, we maintain specific teams or personnel that focus on a particular region, country, customer or market vertical. These teams include sales management, account salespersons and sales engineers, as well as services professionals and commercial management personnel, who ensure that we maintain a high-touch, consultative relationship with our customers. For the periods below, Ciena’s geographic distribution of revenue was as follows (in thousands):
|  | Quarter Ended January 31,
|  | 2020 |  | 2019
Geographic distribution: |  |  |  |
Americas |  | $ | 574,004 |  |  | $ | 516,481 |
EMEA |  | 129,965 |  |  | 129,190 |
APAC |  | 128,943 |  |  | 132,856 |
Total revenue by geographic distribution |  | $ | 832,912 |  |  | $ | 778,527 |
Contract Balances | The following table provides information about receivables, contract assets and contract liabilities (deferred revenue) from contracts with customers (in thousands):
|  | Balance at January 31, 2020 |  | Balance at October 31, 2019
Accounts receivable, net |  | $ | 655,105 |  |  | $ | 724,854 |
Contract assets |  | $ | 83,717 |  |  | $ | 84,046 |
Deferred revenue |  | $ | 166,835 |  |  | $ | 156,873 |

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