The migration tool operates in a docker container. The migration container needs connectivity to the endpoints and ports listed in the following table.

Source	Destination	Port	Protocol	Service Description	Purpose	Classification
Migration container	TCA Manager	443	HTTPs	TCA manager API access	To generate template for the given topology and to validate prerequisites	Outgoing
	ESXi	443	HTTPs	OVFtool to access ESXi host on which the TCA appliances are deployed.	To upload OVA template and deploy VMs	Outgoing
	TCA Manager/CP	9443	HTTPs	TCA Manager/control plane platform API access	For backup and restore functionality on old and new appliances	Outgoing
	VC	443	HTTPS	VC API access on which TCA appliances are deployed.	To upload template and deploy new appliances	Outgoing
	OVA file server	443 80 21	HTTPs HTTP FTP	OVF deployment	To download OVA. Supports any of the protocols, HTTPs, HTTP, FTP.	Outgoing