! Configuration File for keepalived ! Firewall: ! firewall-cmd --add-rich-rule='rule protocol value="vrrp" accept' --permanent global_defs { notification_email { acassen@firewall.loc failover@firewall.loc sysadmin@firewall.loc } } vrrp_script chk_dns { script "/usr/bin/nc -z -u 127.0.0.1 53" interval 5 weight -60 } vrrp_instance VI_1 { state MASTER interface enp6s18 virtual_router_id 51 priority 100 advert_int 1 authentication { auth_type PASS auth_pass 1111 } virtual_ipaddress { 192.168.10.1 } track_script { chk_dns } }