Incredible PBX

Post-Installation

Reset the hostname and password:

# Set the hostname
hostnamectl set-hostname <your-FQDN-name>

Set the password

passwd # for Root 
admin-pw-change # for FreePBX 
apache-pw-change # for Reminders and AsteriDex

Set Gmail as an SMTP Smarthost

Create an App password for your Gmail account: https://support.google.com/accounts/answer/185833?hl=en 

/root/enable-gmail-smarthost-for-sendmail

Stop Webmin

systemctl stop webmin
systemctl disable webmin

Disable Firewall

系統預設會啟用防火牆，而且不可關閉，這是因為安全考量。某些情況或原因需要將它強制關閉，可以按照下列步驟。

1 停用服務

sudo systemctl disable iptables --now

2 關閉自動啟動

# 取消檔案唯讀
sudo chattr -i /etc/rc.local

sudo vi /etc/rc.local
# 註解這兩行，註解這行，存檔離開
#/usr/local/sbin/iptables-restart
#sleep 30

# 恢復檔案唯讀
sudo chattr +i /etc/rc.local

3 重啟系統