Network Card problem on New Proxmox Host

babine

New Member
Jun 13, 2025
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Hello,

I recently added a new Proxmox host to my cluster, but one of the network cards never goes up. The port in question is connected to the switch. I tried to change the cable as well as the port on the switch side, but the port remains down in Proxmox, with no light activity on the physical connector side.

Here's the card information:
ethtool -i ens1np0
driver: bnxt_en
version: 6.8.12-9-pve
firmware-version: 214.4.9.9/pkg 214.0.286.17
expansion-rom-version:
bus-info: 0000:06:00.0
supports-statistics: yes
supports-test: yes
supports-eeprom-access: yes
supports-register-dump: yes
supports-priv-flags: no

Do you think it could be a driver problem? Any leads or recommendations would be most welcome.
Thank you in advance for your help.

Best regards,
 
Hey,

bit of a wild guess but given driver: bnxt_en could you try:
Code:
echo "blacklist bnxt_re" >> /etc/modprobe.d/blacklist-bnxt_re.conf
update-initramfs -u
then reboot. There have been similar problems with Broadcom NICs, specifically with bnxt_re.
 
update your firmware, 214.4.9.9 seems to be quite old, i think 233.0.150.0 is the newest one but check your vendors support website
if that does not help try to disable rdma