02.03. Break of connections between PRIMARY and STANDBY&OBSERVER

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1. Add rule for firewall

[root@ora-fsfo-db01 ~]# iptables -I INPUT -s 192.168.1.67 -j DROP

[root@ora-fsfo-db02 ~]# iptables -I INPUT -s 192.168.1.61 -j DROP

1.1. PRIMARY stops because realizes that he is in isolation

1.2. STANDBY was in SYNC mode before loss of communication with PRIMARY and there is no data loss

1.3. The arbiter understands that the conditions for switching are met and conducts a Failover operation on STANDBY

Result: Failover was executed

[ora-fsfo-db01]: alert.log

[ora-fsfo-db01]: $ORA_DIAG\drcbank.log

[ora-fsfo-db02]: alert.log

[ora-fsfo-db02]: $ORA_DIAG\drcbank.log    

[ora-fsfo-app01]

2. Delete rule
[root@ora-fsfo-db01 ~]# iptables -D INPUT 1

[root@ora-fsfo-db02 ~]# iptables -D INPUT 1

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