Looks fine, CUPSD, is listening on both ipv4 and ipv6. There does not
seem to be anything out of the ordinary. If not already done so,
install and configure a firewall.
You can do 'systemctl status firewalld' to see if firewall is enabled
On Thu, Feb 20, 2020 at 9:44 PM home user <mattisonw(a)comcast.net> wrote:
>
> (on 02/20/2020 at 3:59pm mountain time, Ed said)
> > sudo netstat -napt | grep -i listen
> I did it twice, the extra time to get the column headers. Splicing the
> two together...
>
> Active Internet connections (servers and established)
> Proto Recv-Q Send-Q Local Address Foreign Address State
> PID/Program name
> tcp 0 0 0.0.0.0:111 0.0.0.0:* LISTEN 1/systemd
> tcp 0 0 192.168.122.1:53 0.0.0.0:* LISTEN
> 1252/dnsmasq
> tcp 0 0 0.0.0.0:631 0.0.0.0:* LISTEN
> 1081/cupsd
> tcp 0 0 127.0.0.1:25 0.0.0.0:* LISTEN
> 2068/sendmail: acce
> tcp6 0 0 :::111 :::* LISTEN 1/systemd
> tcp6 0 0 :::631 :::* LISTEN 1081/cupsd
>
> Is this what it should be? Anything I should do? I guess it's not
> relevant to the current matter, but should cupsd be in the list twice?
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