[CentOS] firewall-config not functional

Jonathan Billings wrote:
> On Jun 7, 2016, at 13:03, Emmett Culley <lst_manage at webengineer.com>
> wrote:
>>
>> I can see no use case for NetwortManager on our systems.  All network
>> connections are static.
>
> There are a couple reasons I still use NetworkManager on servers, but one
> big one is that the 'network' service runs once, on boot.  If there is no
> network connection, your server's network connection will never come up
> until you log in at a console to fix it or reboot. With the speed of
> computers these days, our servers often boot up faster than the networking
> equipment after a power cut.
>
Um, huh? ssh server;service network restart is certainly faster than a
reboot.

     mark