For now, I can say, a valid step to do this work is:
1. disassociate the floating IPs
2. disable the routers before change the agent mode
3. change the agent mode
4. enable the routers
5. associate the floating IPs back
Please try this to see if the floating IP migration works.
For now, I can say, a valid step to do this work is:
1. disassociate the floating IPs
2. disable the routers before change the agent mode
3. change the agent mode
4. enable the routers
5. associate the floating IPs back
Please try this to see if the floating IP migration works.