Past EOSL
The Cisco Cisco 5100 Enterprise Network Compute System (ENCS 5100) reached End of Service Life (EOSL) on 31 May 2026.
End of sale
03 May 2021EOSL
31 May 2026
03 May 2021EOSL
31 May 2026
- Manufacturer
- Cisco
- Product family
- 5000 Series Enterprise Network Compute System
- Models / part numbers
- ENCS5104-200/K9, ENCS5104-400/K9, ENCS5104-64/K9, MEM-5100-16G, MEM-5100-16G-DEF, ACS-5100-RM-19, ACS-5100-RM-23, ACS-5100-WM
- Category
- Router
- End of sale / EOL
- 03 May 2021
- End of Service Life
- 31 May 2026
- Source
- OEM end-of-life notice · view source
- Notes
- Cisco end-of-life bulletin (announced 2020-11-02). Covers 12 part numbers, e.g. ENCS5104-200/K9, ENCS5104-400/K9, ENCS5104-64/K9.
- Last checked
- 14 Nov 2026
Frequently asked questions
When is the Cisco Cisco 5100 Enterprise Network Compute System (ENCS 5100) End of Service Life?
Cisco Cisco 5100 Enterprise Network Compute System (ENCS 5100) reached End of Service Life on 31 May 2026, after End of Sale on 03 May 2021.
What happens after the Cisco 5100 Enterprise Network Compute System (ENCS 5100) reaches EOSL?
Cisco stops selling support contracts, spare parts and firmware updates. The hardware keeps working, but break/fix, parts and engineering help must come from a third-party maintenance provider.
Can SLA Expert support the Cisco 5100 Enterprise Network Compute System (ENCS 5100) after EOSL?
Yes — SLA Expert provides multi-vendor third-party maintenance, spares and field engineering for post-EOSL Cisco equipment across the Middle East and Africa. Request a quote to confirm coverage for your units.
Related Cisco EOSL dates
| Model | Category | End of sale | EOSL date | Status | |
|---|---|---|---|---|---|
| ENCS 5400 DRAM Upgrade MEM-5400-8U16G, MEM-5400-8U32G | Router | 04 Nov 2022 | 30 Nov 2027 | OEM supported | |
| 5400 Product Family E1 Cable RJ45 to dual BNC CAB-E1-RJ45BNC | Router | 14 Mar 2023 | 31 Mar 2028 | OEM supported | |
| Enterprise Network Compute System 5400 (ENCS 5400) memory MEM-5400-8G | Router | 22 Oct 2021 | 31 Oct 2026 | Past EOSL | |
| Enterprise Network Compute System (ENCS) 5400 series ACS-5400-RM-19, ACS-5400-RM-23, ENCS-M2-200G, ENCS-M2-200G-DEF, ENCS-M2-400G, ENCS-M2-400G-DEF, ENCS-M2-64G, ENCS-M2-64G-DEF, ENCS-MRAID, ENCS54-BEZEL, ENCS5406/K9, ENCS5406P/K9 | Router | 01 May 2025 | 30 Apr 2030 | OEM supported | |
| 12000 Series 1-port OC-48c/POS Line Cards, FC CONNECTOR OC48E/POS-LR-FC-B, OC48E/POS-SR-FC-B | Network Module | 27 Dec 2001 | 27 Dec 2006 | Past EOSL | |
| SOHO 71, 76, 77, 77H, 806, 826, 827, and 827H Routers CISCOSOHO71, CISCOSOHO76, CISCOSOHO77-50, CISCOSOHO77H, CISCO806, CISCO826, CISCO827, CISCO827H | Router | 30 Apr 2004 | 30 Apr 2009 | Past EOSL |