SMTP server not working from external device.

Discussion in 'ISPConfig 3 Priority Support' started by Primaxius, Oct 1, 2016.

  1. Primaxius

    Primaxius New Member

  2. till

    till Super Moderator Staff Member ISPConfig Developer

    Did you try port 587 instead of port 25 in the android phone?
  3. inside83

    inside83 Member

    And TLS encryption.
    That's how it works for me.
  4. florian030

    florian030 Well-Known Member HowtoForge Supporter

    Did you use your local wlan with android? Some routers blocking port 25 for "security" reasons.

Share This Page