How to Add a Public IP Address to Grid
Strictly speaking, adding a public IP to server at OS-level is no problem, but you can't add any public IP to join any node of… Read More »How to Add a Public IP Address to Grid
eth0
How to Add a Second IP Address to Current NIC
Let's see current setting of all interfaces.[root@test ~]# ifconfigeth0 Link encap:Ethernet HWaddr 00:0C:29:D8:AE:2D inet addr:10.0.0.152 Bcast:10.0.0.255 Mask:255.255.255.0 … Read More »How to Add a Second IP Address to Current NIC
How RAC Change Public IP
Identify which interface that you should modify. [grid@oda0 ~]$ oifcfg getif -global bond0 10.0.18.0 global public ibbond0 192.168.2.0 global cluster_interconnect,asm OK, we found bond0 is… Read More »How RAC Change Public IP
Why Don't We Explicitly Bind VIP and SCAN into NIC
It's because Oracle clusterware will bind them automatically and dynamically. I think we should try to figure out the interface configurations. First, let's see what… Read More »Why Don't We Explicitly Bind VIP and SCAN into NIC
How to Change NIC Device Name Back to eth0 on Enterprise Linux 7
After installing CentOS 7.1 release 1503 in a virtual machine, I found the conventional NIC name has been changed as eno16777736, not eth0 anymore. But this… Read More »How to Change NIC Device Name Back to eth0 on Enterprise Linux 7