Ports required for Replication Gateway used for recovery of VMware virtual machines to on-premises data center

Table: Ports required for Replication Gateway for replication with VAIO framework

Ports used	Description	For communication between	Direction	Protocol
22	Used for remote access to Replication Gateway Shell Console	Replication Gateway and the hosts	In-bound	TCP
53	Used for DNS name resolution	DNS server and Replication Gateway in the data center	Out-bound	TCP, UDP
123	Used for NTP synchronization	Replication Gateway and the NTP server	Out-bound	UDP
443	Used for replication	Between the Replication Gateways	Bi-directional	HTTPS, TLS 1.2
5634	Used for communication with IMS	IMS and Replication Gateway	Bi-directional	HTTPS, TLS 1.2
8089	Used for replication	Between the Replication Gateways	Bi-directional	TCP
33056	Used for replication	All ESXi's in the cluster to Replication Gateway	In-bound	TCP

Table: Ports required for IMS or VMware vCenter server for replication with VAIO framework

Ports used	Description	For communication between	Direction	Protocol
443	Used for communication with vCenter SDK	IMS to VMware vCenter server	Uni-directional	HTTPS, TCP
443	Used for communication with vCenter	ESXi to VMware vCenter server	Uni-directional	HTTPS, TCP
5988	Used for communication with CIM server	IMS to ESXi host CIM server	Out-bound	TCP
5989	Used for communication with CIM server	IMS to ESXi host CIM server	Out-bound	HTTPS, TCP
14161	Used for communication with IMS	VMware vCenter to IMS	In-bound	TCP

Note:

You should open port 443 between the IMS and PSC server, if you are using PSC to manage Vcenter servers.