Device42 required network ports quick reference guide – Device42 Support Portal

Below is a reference guide for Device42's commonly used network communication ports. Depending on your deployment topology and the type of autodiscovery jobs you are running, you may need to open some or all of these ports. For more details on Windows discover and WMI, please see Everything You Need for Windows Discovery. For any additional questions, please reach out to Support.

Source	Port	Protocol	Directionality	Reason
Device42 Main Appliance	22 (TCP)	SSH	Device42 to targets	SSH based discovery of linux and unix systems
Device42 Main Appliance	53 (TCP)	DNS	Device42 to targets	DNS Zone Discovery
Device42 Main Appliance	161 (UDP)	SNMP	Device42 to targets	SNMP discovery of network equipment and connections, and any management interfaces
Device42 Main Appliance	443 (TCP)	APIs	Device42 to targets	Hypervisor API based discovery of host and guest VMs
Device42 Main Appliance	623 (UDP)	IPMI	Device42 to targets	IPMI based discovery of management interfaces
Device42 Remote Collector(s) (RC)	443 (TCP)	HTTPS	RC to Main Appliance	Connection from Remote Collectors to Main Appliance
Device42 Remote Collector(s) (RC)	22 (TCP)	SSH	RC to targets	SSH based discovery of linux and unix systems
Device42 Remote Collector(s) (RC)	161 (UDP)	SNMP	RC to targets	SNMP discovery of network equipment and connections, and any management interfaces
Device42 Remote Collector(s) (RC)	443 (TCP)	APIs	RC to targets	Hypervisor API based discovery of host and guest VMs
Device42 Windows Discovery Service (WDS)	443 (TCP)	HTTPS	WDS to RC	Connection from WDS to Remote Collector
Device42 Windows Discovery Service (WDS)	135 (TCP) 137 (TCP) 139 (TCP) 445 (TCP) 1024-65535 (TCP)	WMI	WDS to targets	WMI based discovery of Windows infrastructure
Device42 Remote Collector(s) (RC)	135 (TCP) 22 (TCP)	WMI SSH	RC to targets	TCP Port Scan for Windows (135) and *nix (22) targets

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