Port Number

Port Type

Initiated by

Listening Process

Internal / External Port

Description

67

UDP

UDP Linux

bootpd

External

Incoming, used for PXE boot server. Only required if user wants to use the PXE boot feature.

Note: This port number cannot be customized.

69

UDP

UDP Linux

tftpd

External

Incoming, used for the PXE boot server. Only required if user wants to use the PXE boot feature.

Note: This port number cannot be customized.

8014

TCP

UDP Linux

java

External

Both incoming and outgoing. Default HTTP/HTTPS communication port to visit UDP Agent for Linux.

Note: You can modify the default communication port when you install the UDP components.

18005

TCP

UDP Linux

java

Internal

Used by Tomcat. Ignore this port for the firewall setting.

Note: This port can only be changed by modifying TOMCAT configuration files.

22

TCP

SSH service

sshd

External

UDP Linux 3rd party dependency. Default for SSH service, however, you can change this port. This port is required for both incoming and outgoing communications.

8016

TCP

UDP Linux

d2ddss

External

Incoming, used for Instant VM or Instant BMR data service. Only required if user wants to use the Instant VM or Instant BMR feature.

111

TCP

Port mapper

rpcbind

External

UDP Linux 3rd party dependency. Default for port mapper. Only required when running Linux Instant VM from agentless backup recovery point to the vSphere ESX server.

2049

TCP

NFS server

nfsd

External

UDP Linux 3rd party dependency. Default for NFS server. Only required when running Linux Instant VM from agentless backup recovery point to the vSphere ESX server.

Dynamic port

TCP

NFS mount service

rpc.mountd

External

UDP Linux 3rd party dependency. See rpc.mountd’s man page for how to make it listen to fixed port. Only required when run Linux Instant VM from agentless backup recovery point to the vSphere ESX server.