Oracle Linux: Network Not Working After Performing a Minor Update to Oracle Linux 7.5

(Doc ID 2412948.1)

Last updated on JUNE 26, 2018

Applies to:

Linux OS - Version Oracle Linux 7.5 and later
Linux x86-64

Symptoms

After patching server to Oracle Linux 7.5 the network will not come up.

When trying to restart the network service it fails with the following errors:

Failed to start LSB: Bring up/down networking

The status of the service shows "failed":

# systemctl restart network.service
network.service - LSB: Bring up/down networking
Loaded: loaded (/etc/rc.d/init.d/network)
Active: failed (Result: exit-code) since Date & Time GMT; ##s ago
Process: PID ExecStart=/etc/rc.d/init.d/network start (code=exited, status=1/FAILURE)

The messages logs show the following:

hostname systemd: Starting LSB: Bring up/down networking...
hostname systemd: network.service: control process exited, code=exited status=6
hostname systemd: Failed to start LSB: Bring up/down networking.
hostname systemd: Unit network.service entered failed state.
hostname systemd: network.service failed.

Changes

Server was updated from Oracle Linux 7.3 to Oracle Linux 7.5. Issue can happen when updating from Oracle Linux 7.1, 7.2, 7.3 or 7.4.

Cause

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