Past EOSL
The Cisco CRS-1 Series 42-Port Gigabit Ethernet Interface Module reached End of Service Life (EOSL) on 31 May 2020.
End of sale
13 May 2015EOSL
31 May 2020
13 May 2015EOSL
31 May 2020
- Manufacturer
- Cisco
- Product family
- Carrier Routing System
- Models / part numbers
- 42-1GE
- Category
- Router
- End of sale / EOL
- 13 May 2015
- End of Service Life
- 31 May 2020
- Source
- OEM end-of-life notice · view source
- Notes
- Cisco end-of-life bulletin (announced 2014-11-12). Covers 2 part numbers, e.g. 42-1GE.
- Last checked
- 14 Nov 2026
Frequently asked questions
When is the Cisco CRS-1 Series 42-Port Gigabit Ethernet Interface Module End of Service Life?
Cisco CRS-1 Series 42-Port Gigabit Ethernet Interface Module reached End of Service Life on 31 May 2020, after End of Sale on 13 May 2015.
What happens after the CRS-1 Series 42-Port Gigabit Ethernet Interface Module 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 CRS-1 Series 42-Port Gigabit Ethernet Interface Module 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 | |
|---|---|---|---|---|---|
| CRS Multi-chassis Riser Cable End of Sale Announcement CRS-B2B-CAB-100R, CRS-B2B-CAB-10R, CRS-B2B-CAB-15R, CRS-B2B-CAB-20R, CRS-B2B-CAB-25R, CRS-B2B-CAB-30R, CRS-B2B-CAB-40R, CRS-B2B-CAB-50R, CRS-B2B-CAB-60R, CRS-B2B-CAB-70R, CRS-B2B-CAB-80R, CRS-B2B-CAB-90R | Router | 15 May 2020 | 31 May 2025 | Past EOSL | |
| CRS Product Family CRS-16/S-B, CRS-8/S-B, 100GE-FP400G-BUN, 2X100GE-FLEX-40, 40X10GE-WLO, 4X100GE-LO, CRS-16-ACKIT-M-B, CRS-16-DCKIT-M-B, CRS-16-LCC-B, CRS-16-PRP-12G, CRS-16-PRP-6G, CRS-16-PRP12G | Router | 06 Aug 2021 | 31 Aug 2026 | Past EOSL | |
| CRS 3-Phase AC Power Distribution Unit End-of-Sales CRS-8-PDU-DELTA, CRS-8-PDU-WYE, CRS-16-PDU-DELTA, CRS-16-PDU-WYE, CRS-FCC-PDU-DELTA, CRS-FCC-PDU-WYE, PDU-321-3-DELTA, PDU-321-3-WYE, PDU-321-6-DELTA, PDU-321-6-WYE | Router | 10 Nov 2020 | 30 Nov 2025 | Past EOSL | |
| CRS-3 Fabric Cards for CRS 4 Slots System CRS-4-FC140/S | Router | 18 Aug 2017 | 31 Aug 2022 | Past EOSL | |
| CRS Fan Controller for Legacy 16 Slots Chassis CRS-16-LCC-F-CT-B | Router | 09 Feb 2018 | 28 Feb 2023 | Past EOSL | |
| CRS 400G FCC Fabric Card CRS-FCC-SFC-400-B End of Sales Annoucement CRS-FCC-SFC-400-B, CRS-SFC400-B-8P, CRS-SFC400-B-U | Router | 02 Mar 2020 | 31 Mar 2025 | Past EOSL |