How Cisco Anyconnect VPN creates network interface on OSX?

UI Frameworks AppKit
Murali1304 OP
Created Aug ’18
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Cisco AnyConnect establishes VPN connection with out adding interface to 

SystemPrefernecs -> Network
, but while running 
ifconfig
on terminal it shows 
utun1
interface created by Cisco VPN.


Without using 

SystemConfiguration
apis called 
VPNConfiguration
,
VPNTunnel
or 
NetworkExtension
api how it is able to make VPN connection on MAC OS? or is there any other way to make VPN connection without using 
VPNConfiguration,VPNTunnel/NetworkExtension
apis on Mac OS?



Thanks

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How Cisco Anyconnect VPN creates network interface on OSX?
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