sk181487 - Link may not come up automatically in the 2-Port 40G/100G NIC, 4-Port 10G/25G NIC, and 10G/25G Sync Port
Link may not come up automatically in the 2-Port 40G/100G NIC, 4-Port 10G/25G NIC, and 10G/25G Sync Port
Product: Check Point Appliances
Version: R81.20, R82.10
OS: Gaia
Platform: 19000, 29000, 9000
Last Modified: 2026-06-09
Symptoms
- When using certain transceivers and DACs with the 2-Port 40G/100G NIC (SKU: CPAC-2-40/100F-D), the 4-Port 10G/25G NIC, or the 10G/25G Sync port, the link may not always come up automatically with the peer device or the desired FEC may not be established.
- Manual configuration of the FEC mode and speed may be required.
Cause
Applies to these combinations (read from top to bottom):
| NIC / Port Description | 2-Port 40G/100G Fiber | 4-Port 10G/25G Fiber | The "Sync" port on the 9000, 19000, and 29000 models |
| NIC SKU | CPAC-2-40/100F-D | CPAC-4-10/25F-D CPAC-4-10/25F-DA |
N / A |
| NIC / Port Firmware | 28.37.1014 | 4.3 | 9.3 |
| Transceivers (SKU and Description) |
- CPAC-TR-40SR-QSFP-BIDI-D (40G BiDi) - CPAC-TR-100SR-BIDI (100G SR1.2 BiDi) - CPAC-TR-25LR-D (25G-LR) - CPAC-TR-100LR-D |
- CPAC-TR-25SR-D (25G-SR) - CPAC-TR-25LR-D (25G-LR) - CPAC-DAC-25G-3M-D (25G-DAC-3M) |
- CPAC-TR-25SR-D (25G-SR) - CPAC-TR-25LR-D (25G-LR) - CPAC-DAC-25G-3M-D (25G-DAC-3M) |
Solution
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