Switching Over IPFE

4.3.14 Switching Over IPFE

Perform the following procedure to switch over IPFE.

Add Standby NOAM server in the server group again on DSR 8.6.X Active NOAM, by performing the following steps:
1. Log in to the VIP of the DSR 8.6.X Active NOAM server.
2. Navigate to Configuration from Main Menu, then select Servers.
3. Click Insert.
4. Add the following details for NOAM server:
  - Enter NOAM hostname
  - Update Role as Network OAM&P
  - Hardware Profile as DSR Guest
  - Select the NOAM Network element name
  - Configure XMI, IMI IP's, and NTP server IP
5. Click Ok.
6. Navigate to Configuration from Main Menu, then select Server Groups.
7. Select the NOAM server group and click Edit.
8. Select the standby NOAM to add to the NOAM Server group, then click Ok to save the changes. Then, wait for 5 minutes.
If the Max Allowed HA role for Standby NOAM is not Active, then navigate to Status & Manage from Main Menu. Select HA and change Standby NOAM Max Allowed HA role to Active by clicking Edit.
1. ssh to vDSR 9.0.1 VM and Run the following commands to disable the upgrade barrier feature:
```
iset -fvalue=1 IdbParamDef where "param='IdbDisableUpgBarrier'"
sudo init 6
```
2. Log in to Active NOAM GUI.
3. Navigate to Status & Manage from Main Menu, then select Server, then select Standby NOAM server and click Restart.
To verify servers, perform the following steps:
1. Log in to the XMI IP of the vDSR 9.0.1.
2. Navigate to Configuration from Main Menu, then select Servers. Then, verify if the screen displays data for all the servers in the topology.
  
  Note:
  If this verification step fails, do not proceed further. For further help, contact My Oracle Support (MOS).
ssh to Standby vDSR 9.0.1 NOAM.

Run the following command to check the HA state of the server:

ha.mystate -i

Output:


resourceId      role          node  DC        subResources        lastUpdate
------------------------------------------------------------------------------------------ 
DbReplication   Act/Stb  BMtoVM-Migtest-DNO01         0     231003:055749.923               
VIP             Act/Stb  BMtoVM-Migtest-DNO01         0     231003:055749.925    
CacdProcessRes  Act/Stb  BMtoVM-Migtest-DNO01         0     231003:055948.583   
CAPM_HELP_Proc  Act/OOS  BMtoVM-Migtest-DNO01         0     231003:055742.740
DSROAM_Proc     Act/Stb  BMtoVM-Migtest-DNO01         0     231003:055948.585
CAPM_PSFS_Proc  Act/Stb  BMtoVM-Migtest-DNO01         0     231003:055818.826
VSTPOAM_Proc    Act/Stb  BMtoVM-Migtest-DNO01         0     231003:055948.584
VSTPSERVICE_Proc Act/OOS  BMtoVM-Migtest-DNO01        0     231003:055742.741

Run the following command, if any DSR application (such as PCA, FABR or RBAR) is activated and enabled on DSR.
```
/usr/TKLC/dsr/bin/migrateNonReplicatedData
```
Note:
This step is not required if none of the DSR applications are activated or enabled.
To switchover the role of Active NOAM to standby NOAM and standby NOAM to Active NOAM, perform the following steps:
1. Log in to DSR 8.6.X BM Server using XMI.
2. Navigate to Status & Manage from Main Menu, then select HA and change Max Allowed HA Role of Active NOAM to Standby.