--- Comment From vmor...@us.ibm.com 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 ex
--- Comment From marco.pav...@de.ibm.com 2016-11-16 08:51 EDT---
Rather than stopping firewalld (which is acceptable for a workaround test) the
firewall rules should be updated to allow GRE tunneled traffic. For more
details please see
https://www.ibm.com/support/knowledgecenter/SSNW54_1.
