Ports used

The charts below list all possible network communication ports used when ESET Remote Administrator and its components are installed in your infrastructure. Other communication occurs via the native operating system processes (for example NetBIOS over TCP/IP).

ERA Server:

Protocol

Port

Usage

Descriptions

TCP

2222

ERA Server listening

Communication between ERA Agents andERA Server

TCP

2223

ERA Server listening

Communication between ERA Web Console and ERA Server, used for Assisted installation

ERA Web Console web server:

Protocol

Port

Usage

Descriptions

TCP

443

Listening

HTTP SSL Web Console call

ERA Proxy:

Protocol

Port

Usage

Descriptions

TCP

2222

Listening

Communication between ERA Agents and ERA Proxy

HTTP Proxy:

Protocol

Port

Usage

Descriptions

TCP

3128

Listening

HTTP Proxy (update caching)

ERA Agent:

Protocol

Port

Usage

Descriptions

UDP

1237

Listening

Wake-up call

Mobile Device Connector:

Protocol

Port

Usage

Descriptions

TCP

9980

Mobile device enrollment

Enrollment port

TCP

9981

Communication with ERA

Mobile Device Connector connects to ERA Server

ERA Agent - used for remote deployment of ERA Agent to a target computer with Windows OS:

Protocol

Port

Usage

Descriptions

TCP

139

Target port from the point of view of ERA Server

Using the share ADMIN$

TCP

445

Target port from the point of view of ERA Server

Direct access to shared resources using TCP/IP during remote installation (an alternative to TCP 139)

UDP

137

Target port from the point of view of ERA Server

Name resolution during remote install

UDP

138

Target port from the point of view of ERA Server

Browse during remote install

The pre-defined ports 2222, 2223 can be changed if they are already in use by other applications.

NOTE: For the proper function of ESET Remote Administrator, none of the ports above can be used by other applications.

NOTE: Make sure to configure any firewall(s) within your network to allow for communication via the ports listed above.