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Network overview

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Threat Intelligence Exchange uses network protocols and ports to allow communication with its environment.

Trellix Intelligent Sandbox communicate with the TIE server through DXL. TIE Server polls Intelligent Virtual Execution (IVX) and Intelligent Virtual Execution Cloud (IVX Cloud) for the results of files submitted for sandboxing.

Make sure that these ports are open and available for use with Threat Intelligence Exchange.

TIE_port_diagram-v4_GUID-AD8E282E-5637-473D-8CC2-565FB127D349_1_en-us_Source.png

This table describes the endpoints, network protocols, and ports of the diagram, from top to bottom, left to right.

Default ports used with Threat Intelligence Exchange

Default port

Protocol

Description

22

TCP (SSH)

SSH console to DXL/TIE appliances.

53

UDP/TCP

Required for Trellix GTI lookups. If DNS server isn't available, or the current DNS doesn't resolve public URLs, it should resolve to

For IPv4 - tie.repl.gti.trellix.com and tieserver.rest.gti.trellix.com

For IPv6 - tie-ipv6.repl.gti.trellix.com and tieserver-ipv6.rest.gti.trellix.com

80

TCP

See Trellix Agent KB66797.

80

TCP

File upload from the TIE client to the TIE server for Intelligent Sandbox analysis.

123

UDP

Network time synchronization.

443

TCP

Secure file upload from the TIE client to the TIE server for Sandboxing analysis.

Required for TIE server 2.3.0 or later.

5432

TCP

ePO - On-prem connectivity applicable to the TIE server used for the ePO - On-prem reporting function only.

Monitoring and replication traffic sent from secondary TIE servers to primary TIE servers.

8081

TCP

See Trellix Agent KB66797.

8443

TCP

Required only during the TIE server installation to configure the Trellix Agent (outbound).

8883

TCP

DXL messaging.



Important

These are the default ports used with the TIE server. The list varies if you customize the ports.

For details about the default ports required for each component, see KB83713 and KB66797.