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If for any reason the primary instance of OpsDB becomes unavailable we need to change the OPDSB.dante.net URL to resolve to our secondary instance of our OpsDB server (which we call ‘Secondary’. or ‘02’) - Prod02.geant.net.
The action usually taken by devOps would be as follows, which you would need to do:
‘Change the CNAME opsdb.dante.net in Infoblox, to point either to prod-opsdb01.geant.net or to prod-opsdb02.geant.net depending on which instance you wish to point to.’
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