The following table shows the ports
that are used with Deep Discovery Email
Inspector and why
they are used.
Ports used by Deep Discovery Email Inspector
Port
|
Protocol
|
Function
|
Purpose
|
22
|
TCP
|
Listening
|
Endpoints connect to Deep Discovery Email
Inspector through SSH.
|
25
|
TCP
|
Listening
|
MTAs and mail servers connect to Deep Discovery Email
Inspector through
SMTP.
|
53
|
TCP/UDP
|
Outbound
|
Deep Discovery Email
Inspector uses
this port for:
|
80
|
TCP
|
Listening and outbound
|
Deep Discovery Email
Inspector connects to other computers and integrated Trend Micro products and hosted services through this
port.
|
123
|
UDP
|
Outbound
|
Deep Discovery Email
Inspector
connects to the NTP server to synchronize time.
|
161
|
UDP
|
Listening
|
Deep Discovery Email
Inspector
uses this port to listen for requests from SNMP managers.
|
162
|
UDP
|
Outbound
|
Deep Discovery Email
Inspector
connects to SNMP mangers to send SNMP trap messages.
|
443
|
TCP
|
Listening and outbound
|
Deep Discovery Email
Inspector uses this
port to:
|
4459
|
TCP
|
Listening and outbound
|
Endpoints connect to the End-User Quarantine console on Deep Discovery Email
Inspector through this
port.
|
5274
|
TCP
|
Outbound
|
Deep Discovery Email
Inspector
uses this port as the default port to connect to the Smart Protection Server for
web reputation services.
|
User-defined
|
N/A
|
Outbound
|
Deep Discovery Email
Inspector
uses specified ports to:
|