Ports required for Replication Gateway used for recovery to cloud data center

Table: Replication Gateway with in-guest replication

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 Note: To change port 443 as unidirectional on an on-premise site, enable the outbound traffic on the PORT. This is applicable for Premise to Cloud replication only.	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	Virtual machine and Replication Gateway	In-bound	TCP