If we are getting below error when try to bring up ens192 interface in redhat 8 system, then you need to follow the below standard process to resolve this issue.
[root@localhost~]# ifup ens192
Error: unknown connection '/etc/sysconfig/network-scripts/ifcfg-ens192'.
To resolve this issue, please follow the two approach.
1. Remove NM_CONTROLLED=no option from ifcfg-ensX file.
2. Install network-scripts rpm package to use the legacy ifup command in redhat 8.
Hope, above solution will resolve your issue.
The error occurs when the network configuration file is missing or misconfigured. hostingmella can assist in resolving this issue by ensuring proper network configurations and server setup.
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