[CentOS] CentOS 7 host with guests as bridge cannot access host

Wed Apr 1 21:24:14 UTC 2020
Jerry Geis <jerry.geis at gmail.com>

OK I rebooted.
I changed the NIC from Bridge to Passthrough, hit apply, then changed it to
bridge and hit apply, then booted the VM.

My firewall looks better but still not working.
iptables -L FORWARD -v -n | egrep '(policy|virbr1)'
Chain FORWARD (policy ACCEPT 0 packets, 0 bytes)
    0     0 ACCEPT     all  --  eth0   virbr1  0.0.0.0/0
192.168.100.0/24     ctstate RELATED,ESTABLISHED
    0     0 ACCEPT     all  --  virbr1 eth0    192.168.100.0/24
0.0.0.0/0
    0     0 ACCEPT     all  --  virbr1 virbr1  0.0.0.0/0
0.0.0.0/0
    0     0 REJECT     all  --  *      virbr1  0.0.0.0/0
0.0.0.0/0            reject-with icmp-port-unreachable
    0     0 REJECT     all  --  virbr1 *       0.0.0.0/0
0.0.0.0/0            reject-with icmp-port-unreachable

iptables -L FORWARD -v -n | egrep '(policy|virbr0)'
Chain FORWARD (policy ACCEPT 0 packets, 0 bytes)
    0     0 ACCEPT     all  --  *      virbr0  0.0.0.0/0
192.168.122.0/24     ctstate RELATED,ESTABLISHED
    0     0 ACCEPT     all  --  virbr0 *       192.168.122.0/24
0.0.0.0/0
    0     0 ACCEPT     all  --  virbr0 virbr0  0.0.0.0/0
0.0.0.0/0
    0     0 REJECT     all  --  *      virbr0  0.0.0.0/0
0.0.0.0/0            reject-with icmp-port-unreachable
    0     0 REJECT     all  --  virbr0 *       0.0.0.0/0
0.0.0.0/0            reject-with icmp-port-unreachable

Now what? Thanks.

Jerry