---
title: NEVPNProtocolIKEv2
framework: networkextension
role: symbol
role_heading: Class
path: networkextension/nevpnprotocolikev2
---

# NEVPNProtocolIKEv2

Settings for an IKEv2 VPN configuration.

## Declaration

```swift
class NEVPNProtocolIKEv2
```

## Overview

Overview Instances of this class are thread safe.

## Topics

### Accessing IKEv2 Security Association parameters

- [ikeSecurityAssociationParameters](networkextension/nevpnprotocolikev2/ikesecurityassociationparameters.md)
- [childSecurityAssociationParameters](networkextension/nevpnprotocolikev2/childsecurityassociationparameters.md)
- [NEVPNIKEv2SecurityAssociationParameters](networkextension/nevpnikev2securityassociationparameters.md)

### Accessing certificate properties

- [serverCertificateIssuerCommonName](networkextension/nevpnprotocolikev2/servercertificateissuercommonname.md)
- [serverCertificateCommonName](networkextension/nevpnprotocolikev2/servercertificatecommonname.md)
- [certificateType](networkextension/nevpnprotocolikev2/certificatetype.md)
- [NEVPNIKEv2CertificateType](networkextension/nevpnikev2certificatetype.md)

### Accessing TLS version properties

- [minimumTLSVersion](networkextension/nevpnprotocolikev2/minimumtlsversion.md)
- [maximumTLSVersion](networkextension/nevpnprotocolikev2/maximumtlsversion.md)
- [NEVPNIKEv2TLSVersion](networkextension/nevpnikev2tlsversion.md)

### Accessing other IKEv2 properties

- [deadPeerDetectionRate](networkextension/nevpnprotocolikev2/deadpeerdetectionrate.md)
- [NEVPNIKEv2DeadPeerDetectionRate](networkextension/nevpnikev2deadpeerdetectionrate.md)
- [useConfigurationAttributeInternalIPSubnet](networkextension/nevpnprotocolikev2/useconfigurationattributeinternalipsubnet.md)
- [disableMOBIKE](networkextension/nevpnprotocolikev2/disablemobike.md)
- [disableRedirect](networkextension/nevpnprotocolikev2/disableredirect.md)
- [enablePFS](networkextension/nevpnprotocolikev2/enablepfs.md)
- [enableRevocationCheck](networkextension/nevpnprotocolikev2/enablerevocationcheck.md)
- [strictRevocationCheck](networkextension/nevpnprotocolikev2/strictrevocationcheck.md)
- [mtu](networkextension/nevpnprotocolikev2/mtu.md)

### Supporting Wi-Fi assist

- [enableFallback](networkextension/nevpnprotocolikev2/enablefallback.md)

### Supporting quantum-secure cryptography

- [allowPostQuantumKeyExchangeFallback](networkextension/nevpnprotocolikev2/allowpostquantumkeyexchangefallback.md)
- [ppkConfiguration](networkextension/nevpnprotocolikev2/ppkconfiguration.md)
- [NEVPNIKEv2PPKConfiguration](networkextension/nevpnikev2ppkconfiguration.md)

## Relationships

### Inherits From

- [NEVPNProtocolIPSec](networkextension/nevpnprotocolipsec.md)

### Conforms To

- [CVarArg](swift/cvararg.md)
- [CustomDebugStringConvertible](swift/customdebugstringconvertible.md)
- [CustomStringConvertible](swift/customstringconvertible.md)
- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [NSCoding](foundation/nscoding.md)
- [NSCopying](foundation/nscopying.md)
- [NSObjectProtocol](objectivec/nsobjectprotocol.md)
- [NSSecureCoding](foundation/nssecurecoding.md)

## See Also

### VPN configuration

- [NEVPNManager](networkextension/nevpnmanager.md)
- [NEVPNProtocolIPSec](networkextension/nevpnprotocolipsec.md)
- [NEVPNProtocol](networkextension/nevpnprotocol.md)
- [VPN On Demand Rules](networkextension/vpn-on-demand-rules.md)