Requirements

For communication with the Apple Push Notification Service (APNs), TCP traffic to and from the following ports must be allowed:

  • The Sophos Mobile server needs to connect to gateway.push.apple.com:2195 TCP (17.0.0.0/8)
  • Each iOS device with Wi-Fi only access needs to connect to *.push.apple.com:5223 TCP (17.0.0.0/8)