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Unable to Connect to System After Installing Updates (Doc ID 2674173.1)

Last updated on JULY 11, 2021

Applies to:

Oracle Compute Cloud Service - Version N/A and later
Linux OS - Version Oracle Linux 7.0 and later
Oracle Cloud Infrastructure - Version N/A and later
Linux x86-64 on Oracle Public Cloud
Linux x86-64


Unable to connect to one of the systems after installing many software updates from the standard Oracle repositories.

Unable to SSH/ping to the public IP and also unable to SSH/ping to the private IP via a different server in the same IP network.

The server console console looks healthy:

Oracle Linux Server 7.8
Kernel 4.1.12-124.39.2.el7uek.x86_64 on an x86_64

<HOSTNAME> login:


The only change was performed the previous day - a yum update of all packages including the kernel followed by a system restart.


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