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Ports used by Trellix Agent

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Trellix Agent uses specific ports to connect to ePO - On-prem.

Ports

Protocols

Traffic direction

8081

TCP

Inbound connection from ePO - On-prem or Agent Handler.

Peer-to-peer server serves content, Relay connections established.

8082

UDP

Inbound connection to Trellix Agent.

Peer-to-peer server discovery, RelayServer discovery.

8083

UDP

RelayServer for previous versions of Trellix Agent.

If peer-to-peer service and RelayServer are disabled, these ports are not open.

Note: For information about the ports used by ePO - On-prem for communicating through a firewall, see KB66797.