On 12/3/20 8:10 PM, Ed Greshko wrote:
I believe the firewall on your system is already dropping all incoming 
connection requests.
Provide the output of....

sudo firewall-cmd --get-active-zones

and then using the result from that command

sudo firewall-cmd --info-zone=whatever-was returned.

-bash.1[~]: firewall-cmd --get-active-zones
libvirt
  interfaces: virbr0
public
  interfaces: eno1
-bash.2[~]: firewall-cmd --info-zone=libvirt
libvirt (active)
  target: ACCEPT
  icmp-block-inversion: no
  interfaces: virbr0
  sources:
  services: dhcp dhcpv6 dns ssh tftp
  ports:
  protocols: icmp ipv6-icmp
  masquerade: no
  forward-ports:
  source-ports:
  icmp-blocks:
  rich rules:
        rule priority="32767" reject
-bash.3[~]: firewall-cmd --info-zone=public
public (active)
  target: default
  icmp-block-inversion: no
  interfaces: eno1
  sources:
  services: dhcpv6-client mdns
  ports:
  protocols:
  masquerade: no
  forward-ports:
  source-ports:
  icmp-blocks:
  rich rules:
-bash.4[~]:

Shutting off for the night.
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