[CentOS] Apache (httpd) fails to start at boot - Centos 8.1

On 6/15/20 7:06 PM, Jay Hart wrote:
> If I do 'systemctl start httpd', apache will start right up.  But during boot, it doesn't and I
> get the resulting errors below.
>
> Jun 15 21:17:28 dream httpd[1534]: (99)Cannot assign requested address: AH00072: make_sock: could
> not bind to address 10.20.30.11:80


httpd is starting before an interface has been configured with 10.20.30.11.

The default configuration starts httpd after "network.target" but you 
want to start it after "network-online.target".

IIRC: run "systemctl edit httpd.service" and insert:

[Unit]
After=network-online.target