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KB44487 - What is app-proxy vs packet-tunnel setting for iOS

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Last Modified Date5/29/2020 2:20 PM
Synopsis
This article provides information about the difference between app-proxy versus packet-tunnel for iOS devices.
Problem or Goal
Cause
Solution
In most MDM configuration, there will be two setting to configure for VPN configuration: Packet Tunnel or App Proxy.
  • Packet Tunnel is referring to L3 Tunnel
  • App Proxy is referring to L4 Tunnel
For L3 Tunnel, packet tunnel would be recommended
For L4 Tunnel (Per-App or FQDN Split tunneling scenarios), app proxy would be recommended.

Known Limitations with iOS:
Apple Technical Document:
Related Links
Attachment 1 
Created ByK. Kitajima

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