Dell iDRAC Service Module Security Configuration Guide

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Firewall settings

Firewalls protect your system from malicious traffic. Depending on the feature configuration, the iSM service adds the necessary firewall rules for the following ports to establish a successful communication with the peer entity.

Table 1. Permitted network ports This table describes the permitted network ports for various iSM features.
Port Number	Protocol	Direction	Subsystem
5000	TCP	Outbound	iDRAC
443	HTTPS	Outbound	iDRAC, Dell support server
53, 80, 81, 82, 83, 84, 85, 86, 88, 1078, 1080, 1081, 1234, 1337, 2303, 2335, 2790, 3124, 3127, 3128, 3129, 3190, 3191, 3210, 3277, 3346, 3450, 3562, 4187, 6515, 6588, 6666, 6675, 7212, 8000, 8008, 8080, 8081, 8118, 8888, 8998, 9001, 9999, 10102, 12345, 26260, 31281, 31377, 44322, and 808	HTTPS	Outbound	Dell support server, VMware ESXi 8.x

Depending on the feature enablement, the ports that are mentioned in the below table must be enabled by the administrator.

Table 2. iSM feature-dependent network portsThis table describes the iSM feature-dependent network ports.
Port Number	Protocol	Direction	Subsystem
161	UDP	Inbound	iDRAC
162	UDP	Outbound	Trap destination
1266 (Default)	TCP	Inbound	Remote management station
5986	HTTPS	Inbound	WS-Man