Oracle Linux: Ethtool Reports Network Speed And Duplex Unknown For Interfaces with Virtio Driver
(Doc ID 2821737.1)
Last updated on NOVEMBER 30, 2021
Applies to:Oracle Cloud Infrastructure - Version N/A and later
Information in this document applies to any platform.
The "ethtool" command doesn't report any of the output while querying the network interfaces with virtio driver. root# ethtool bondeth0 Settings for bondeth0: Supported ports: [ ] Supported link modes: Not reported Supported pause frame use: No Supports auto-negotiation: No Supported FEC modes: Not reported Advertised link modes: Not reported Advertised pause frame use: No Advertised auto-negotiation: No Advertised FEC modes: Not reported Speed: Unknown! Duplex: Unknown! (255) Port: Other PHYAD: 0 Transceiver: internal Auto-negotiation: off Link detected: yes
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