------- Comment From <email address hidden> 2016-11-16 10:38 EDT------- Quite right Marco, thanks for the link.
[root@zs93k24 ~]# firewall-cmd --permanent --direct --add-rule ipv4 filter INPUT 0 -p gre -j ACCEPT success
I applied this command to the nova compute node and GRE traffic is passing as expected with firewalld running.
------- Comment From <email address hidden> 2016-11-16 10:38 EDT-------
Quite right Marco, thanks for the link.
[root@zs93k24 ~]# firewall-cmd --permanent --direct --add-rule ipv4 filter INPUT 0 -p gre -j ACCEPT
success
I applied this command to the nova compute node and GRE traffic is passing as expected with firewalld running.