Add infra-dpid assignment handling in case of connection down
Add infra-dpid assignment handling in case of connection down

hsnlab/escape,5GExchange/escape,hsnlab/escape,5GExchange/escape,5GExchange/escape,hsnlab/escape,hsnlab/escape,5GExchange/escape,hsnlab/escape,hsnlab/escape,5GExchange/escape,5GExchange/escape