EFSwitch Installation Guide

Prerequisites

Software Requirements

Item	Recommended	Installation guide
Operating System	Debian 12	-
FQDN mapped to server IP address	-	-

Hardware Requirements

Item	Minimum	Recommended
RAM	512MB	12GB+
Disk space	10GB	20GB+
CPU	Single core 2266 MHz	Dual core 2266 MHz+

Port Utilization Requirements

The following ports must be open on the server for the voice connector to function.

FireWall Ports/Port range	Network Protocol	Description
5060:5091	UDP	Used for SIP signaling.
5060:5091	TCP	Used for SIP signaling.
8021	TCP	EFSwitch Event Socket
16384:32768	UDP	Used for audio/video data in SIP, WSS, and other protocols
7443	TCP	Used for WebRTC
8115	TCP	Voice Connector API
5432	TCP	Postgresql Database
3000	TCP	Outbound Dialer API
22	TCP	SSH
80	TCP	HTTP
443	TCP	HTTPS
1194	UDP	OpenVPN

The ports can be opened as follows:

SSH into the Debian server.
- Use command
  CODE
```
ssh username@server-ip
```
- Enter user password.
- Use command
  CODE
```
su
```
- Enter root password
Run the following command:
- CODE
```
sudo iptables -A INPUT -p PROTOCOL -m PROTOCOL --dport PORT -j ACCEPT
```
- Where PORT is the required Firewall port/port range and PROTOCOL is the associated Network Protocol.
Save this port configuration with command:
CODE
```
sudo iptables-save
```

Additional Firewall Rules

iptables -A INPUT -i lo -j ACCEPT
iptables -A INPUT -m state --state ESTABLISHED,RELATED -j ACCEPT
iptables -A INPUT -p icmp --icmp-type echo-request -j ACCEPT
iptables -P INPUT DROP
iptables -P FORWARD DROP
iptables -P OUTPUT ACCEPT

Install EFSwitch

SSH into the Debian server onto which the database will be deployed.
- Use command
  CODE
```
ssh username@server-ip
```
- Enter user password.
- Use command
  CODE
```
su
```
- Enter root password.

Run commands:

CODE

sudo apt update
sudo apt install lua-sec certbot lua-socket lua-json lua-dkjson
wget -O - https://raw.githubusercontent.com/fusionpbx/fusionpbx-install.sh/master/debian/pre-install.sh | sh;
cd /usr/src/fusionpbx-install.sh/debian && ./install.sh

Once the installation has finished, some information will be shown as below:
- In a web browser, open the domain name URL and use the provided username and password to log on.
- A screen like below should open for a successful installation:
In the command line, use the command to access the Freeswitch command line as show below:
CODE
```
fs_cli
```