Change the Oracle cluster NIC (ChangingaNetworkInterface)
Change the Oracle cluster NIC (Changing a Network Interface)
Change the Oracle cluster NIC (Changing a Network Interface)
If the NIC name, ip address, gateway, and subnet mask remain unchanged before and after the NIC, no additional operations are required at the cluster level!
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Follow these steps to use the new Nic name after replacing the NIC:
1. Ensure that all cluster nodes are active
Olsnodes-s
[Grid @ vmrac1 ~] $ Olsnodes-s
Vmrac1 Active
Vmrac2 Active
2. Make sure that the new replacement Nic has been configured on the server.
$/Sbin/ifconfig ..
3. Add the new Nic to the Cluster
Oifcfg setif-global if_name/subnet: cluster_interconnect
Oifcfg setif-global "eth */192.168.0.0: cluster_interconnect
4. After adding a new Nic, remove the previous configuration information.
Oifcfg delif-global if_name/subnet
For example:
$ Oifcfg delif-global eth1/10.10.0.0
5. Verify the current configuration information:
Oifcfg getif
For example:
$ Oifcfg getif
Eth2 10.220.52.0 global cluster_interconnect
Eth0 10.220.16.0 global public
6. Restart the Cluster
# Crsctl stop crs
7. Delete NICs at the OS level
$ Ifconfig down
8. Restart the Cluster
# Crsctl start crs
If CLUSTER_INTERCONNECTS is used, you must modify the parameter accordingly.