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Edit /etc/hosts (both nodes) or use DNS​

Cluster resources require the use of hostnames and not IP addresses. Update /etc/hosts or DNS so that the hostname resolves to IPs (not used as virtual IPs for active-active clustering). DNS resolution shown below.

[tux@dhcp-200 ~]$ nslookup dhcp-247.fusion.tuxera
Server: 10.13.0.2
Address: 10.13.0.2#53
Name: dhcp-247.fusion.tuxera
Address: 192.168.75.199
[tux@dhcp-247 ~]$ nslookup dhcp-200.fusion.tuxera
Server: 10.13.0.2
Address: 10.13.0.2#53
Name: dhcp-200.fusion.tuxera
Address: 192.168.75.200