prx01

cd /etc/keepalived
cp keepalived.conf.sample keepalived.conf
vi keepalived.conf

### vi ###
global_defs {
	router_id prx01
}

vrrp_instance VI_1 {
		state MASTER
		interface ens33
		virtual_router_id 51
		priority 150
		advert_int 1
		authentication {
			auth_type PASS
			auth_pass Skill39**
		}
		virtual_ipaddress {
			10.1.20.20/24 dev ens33
		}
		virtual_ipaddress_excluded {
			2001:db8:1001:20::20/64
		}
}
### vi ###

systemctl restart keepalived

prx02

cd /etc/keepalived
cp keepalived.conf.sample keepalived.conf
vi keepalived.conf

### vi ###
global_defs {
	router_id prx02
}

vrrp_instance VI_1 {
	state BACKUP
	interface ens33
	virtual_router_id 51
	priority 100
	advert_int 1
	authentication {
		auth_type PASS
		auth_pass Skill39**
	}
	virtual_ipaddress {
		10.1.20.20/24 dev ens33
	}
	virtual_ipaddress_excluded {
		2001:db8:1001:20::20/64
	}
}
### vi ###

systemctl restart keepalived