Cisco NCS 520 – EOL / EOSL
Series Overview
- Brand
- Cisco
- Category
- Routers
- Series
- Cisco NCS 520
- Total Models
- 45
Lifecycle Notes
We summarize official Cisco EOL bulletins for quick planning. Use the milestones below to align maintenance windows and budget.
-
1
EOL — Announcement — plan upgrade in advance.
-
2
EOS — End of sale — confirm last order and stock.
-
3
EOSL — End of support — schedule replacement.
Always verify dates with official Cisco notices; minor revisions may occur.
Models in this Series
Showing 41–45
of 45 items
| Part Number | Product Name | EOL Announcement | EOS | EOSL |
|---|---|---|---|---|
| N520-X-20G4Z-D= | Cisco NCS 520 N520-X-20G4Z-D= | 2024-10-28 | 2025-10-28 | 2030-10-31 |
| N520-X-4G4Z-A | Cisco NCS 520 N520-X-4G4Z-A | 2024-10-28 | 2025-10-28 | 2030-10-31 |
| N520-X-4G4Z-A= | Cisco NCS 520 N520-X-4G4Z-A= | 2024-10-28 | 2025-10-28 | 2030-10-31 |
| N520-X-4G4Z-D | Cisco NCS 520 N520-X-4G4Z-D | 2024-10-28 | 2025-10-28 | 2030-10-31 |
| N520-X-4G4Z-D= | Cisco NCS 520 N520-X-4G4Z-D= | 2024-10-28 | 2025-10-28 | 2030-10-31 |