---
title: SystemConfiguration Constants
framework: systemconfiguration
role: collectionGroup
role_heading: API Collection
path: systemconfiguration/systemconfiguration-constants
---

# SystemConfiguration Constants

## Topics

### Constants

- [kSCCompAnyRegex](systemconfiguration/ksccompanyregex-swift.var.md)
- [kSCPropNetIPSecConnectTime](systemconfiguration/kscpropnetipsecconnecttime-swift.var.md)
- [kSCPropNetIPSecRemoteAddress](systemconfiguration/kscpropnetipsecremoteaddress-swift.var.md)
- [kSCPropNetIPSecStatus](systemconfiguration/kscpropnetipsecstatus-swift.var.md)
- [kSCPropNetIPSecXAuthEnabled](systemconfiguration/kscpropnetipsecxauthenabled-swift.var.md)
- [kSCPropNetIPSecXAuthName](systemconfiguration/kscpropnetipsecxauthname-swift.var.md)
- [kSCPropNetIPSecXAuthPassword](systemconfiguration/kscpropnetipsecxauthpassword-swift.var.md)
- [kSCPropNetIPSecXAuthPasswordEncryption](systemconfiguration/kscpropnetipsecxauthpasswordencryption-swift.var.md)
- [kSCPropNetProxiesProxyAutoConfigJavaScript](systemconfiguration/kscpropnetproxiesproxyautoconfigjavascript-swift.var.md)
- [kSCResvInactive](systemconfiguration/kscresvinactive-swift.var.md)
- [kSCResvLink](systemconfiguration/kscresvlink-swift.var.md)
- [kSCValNetIPSecAuthenticationMethodCertificate](systemconfiguration/kscvalnetipsecauthenticationmethodcertificate-swift.var.md)
- [kSCValNetIPSecAuthenticationMethodHybrid](systemconfiguration/kscvalnetipsecauthenticationmethodhybrid-swift.var.md)
- [kSCValNetIPSecAuthenticationMethodSharedSecret](systemconfiguration/kscvalnetipsecauthenticationmethodsharedsecret-swift.var.md)
- [kSCValNetIPSecLocalIdentifierTypeKeyID](systemconfiguration/kscvalnetipseclocalidentifiertypekeyid-swift.var.md)
- [kSCValNetIPSecSharedSecretEncryptionKeychain](systemconfiguration/kscvalnetipsecsharedsecretencryptionkeychain-swift.var.md)
- [kSCValNetIPSecXAuthPasswordEncryptionKeychain](systemconfiguration/kscvalnetipsecxauthpasswordencryptionkeychain-swift.var.md)
- [kSCValNetIPSecXAuthPasswordEncryptionPrompt](systemconfiguration/kscvalnetipsecxauthpasswordencryptionprompt-swift.var.md)
- [kSCValNetIPv4ConfigMethodAutomatic](systemconfiguration/kscvalnetipv4configmethodautomatic-swift.var.md)
- [kSCValNetIPv4ConfigMethodBOOTP](systemconfiguration/kscvalnetipv4configmethodbootp-swift.var.md)
- [kSCValNetIPv4ConfigMethodDHCP](systemconfiguration/kscvalnetipv4configmethoddhcp-swift.var.md)
- [kSCValNetIPv4ConfigMethodINFORM](systemconfiguration/kscvalnetipv4configmethodinform-swift.var.md)
- [kSCValNetIPv4ConfigMethodLinkLocal](systemconfiguration/kscvalnetipv4configmethodlinklocal-swift.var.md)
- [kSCValNetIPv4ConfigMethodManual](systemconfiguration/kscvalnetipv4configmethodmanual-swift.var.md)
- [kSCValNetIPv4ConfigMethodPPP](systemconfiguration/kscvalnetipv4configmethodppp-swift.var.md)
- [kSCValNetIPv6ConfigMethod6to4](systemconfiguration/kscvalnetipv6configmethod6to4-swift.var.md)
- [kSCValNetIPv6ConfigMethodAutomatic](systemconfiguration/kscvalnetipv6configmethodautomatic-swift.var.md)
- [kSCValNetIPv6ConfigMethodLinkLocal](systemconfiguration/kscvalnetipv6configmethodlinklocal-swift.var.md)
- [kSCValNetIPv6ConfigMethodManual](systemconfiguration/kscvalnetipv6configmethodmanual-swift.var.md)
- [kSCValNetIPv6ConfigMethodRouterAdvertisement](systemconfiguration/kscvalnetipv6configmethodrouteradvertisement-swift.var.md)
- [kSCValNetInterfaceSubTypeL2TP](systemconfiguration/kscvalnetinterfacesubtypel2tp-swift.var.md)
- [kSCValNetInterfaceSubTypePPPSerial](systemconfiguration/kscvalnetinterfacesubtypepppserial-swift.var.md)
- [kSCValNetInterfaceSubTypePPPoE](systemconfiguration/kscvalnetinterfacesubtypepppoe-swift.var.md)
- [kSCValNetInterfaceSubTypePPTP](systemconfiguration/kscvalnetinterfacesubtypepptp-swift.var.md)
- [kSCValNetInterfaceType6to4](systemconfiguration/kscvalnetinterfacetype6to4-swift.var.md)
- [kSCValNetInterfaceTypeEthernet](systemconfiguration/kscvalnetinterfacetypeethernet-swift.var.md)
- [kSCValNetInterfaceTypeFireWire](systemconfiguration/kscvalnetinterfacetypefirewire-swift.var.md)
- [kSCValNetInterfaceTypeIPSec](systemconfiguration/kscvalnetinterfacetypeipsec-swift.var.md)
- [kSCValNetInterfaceTypePPP](systemconfiguration/kscvalnetinterfacetypeppp-swift.var.md)
- [kSCValNetL2TPIPSecSharedSecretEncryptionKeychain](systemconfiguration/kscvalnetl2tpipsecsharedsecretencryptionkeychain-swift.var.md)
- [kSCValNetL2TPTransportIP](systemconfiguration/kscvalnetl2tptransportip-swift.var.md)
- [kSCValNetL2TPTransportIPSec](systemconfiguration/kscvalnetl2tptransportipsec-swift.var.md)
- [kSCValNetModemDialModeIgnoreDialTone](systemconfiguration/kscvalnetmodemdialmodeignoredialtone-swift.var.md)
- [kSCValNetModemDialModeManual](systemconfiguration/kscvalnetmodemdialmodemanual-swift.var.md)
- [kSCValNetModemDialModeWaitForDialTone](systemconfiguration/kscvalnetmodemdialmodewaitfordialtone-swift.var.md)
- [kSCValNetPPPAuthPasswordEncryptionKeychain](systemconfiguration/kscvalnetpppauthpasswordencryptionkeychain-swift.var.md)
- [kSCValNetPPPAuthPasswordEncryptionToken](systemconfiguration/kscvalnetpppauthpasswordencryptiontoken-swift.var.md)
- [kSCValNetPPPAuthPromptAfter](systemconfiguration/kscvalnetpppauthpromptafter-swift.var.md)
- [kSCValNetPPPAuthPromptBefore](systemconfiguration/kscvalnetpppauthpromptbefore-swift.var.md)
- [kSCValNetPPPAuthProtocolCHAP](systemconfiguration/kscvalnetpppauthprotocolchap-swift.var.md)
- [kSCValNetPPPAuthProtocolEAP](systemconfiguration/kscvalnetpppauthprotocoleap-swift.var.md)
- [kSCValNetPPPAuthProtocolMSCHAP1](systemconfiguration/kscvalnetpppauthprotocolmschap1-swift.var.md)
- [kSCValNetPPPAuthProtocolMSCHAP2](systemconfiguration/kscvalnetpppauthprotocolmschap2-swift.var.md)
- [kSCValNetPPPAuthProtocolPAP](systemconfiguration/kscvalnetpppauthprotocolpap-swift.var.md)
- [kSCValNetSMBNetBIOSNodeTypeBroadcast](systemconfiguration/kscvalnetsmbnetbiosnodetypebroadcast-swift.var.md)
- [kSCValNetSMBNetBIOSNodeTypeHybrid](systemconfiguration/kscvalnetsmbnetbiosnodetypehybrid-swift.var.md)
- [kSCValNetSMBNetBIOSNodeTypeMixed](systemconfiguration/kscvalnetsmbnetbiosnodetypemixed-swift.var.md)
- [kSCValNetSMBNetBIOSNodeTypePeer](systemconfiguration/kscvalnetsmbnetbiosnodetypepeer-swift.var.md)
- [kSCPropNetProxiesFTPUser](systemconfiguration/kscpropnetproxiesftpuser-swift.var.md)
- [kSCPropNetProxiesGopherUser](systemconfiguration/kscpropnetproxiesgopheruser-swift.var.md)
- [kSCPropNetProxiesHTTPSUser](systemconfiguration/kscpropnetproxieshttpsuser-swift.var.md)
- [kSCPropNetProxiesHTTPUser](systemconfiguration/kscpropnetproxieshttpuser-swift.var.md)
- [kSCPropNetProxiesRTSPUser](systemconfiguration/kscpropnetproxiesrtspuser-swift.var.md)
- [kSCPropNetProxiesSOCKSUser](systemconfiguration/kscpropnetproxiessocksuser-swift.var.md)

## See Also

### Reference

- [SCDynamicStore](systemconfiguration/scdynamicstore-gb2.md)
- [SCDynamicStoreCopySpecific](systemconfiguration/scdynamicstorecopyspecific.md)
- [SCDynamicStoreKey](systemconfiguration/scdynamicstorekey.md)
- [SCNetwork](systemconfiguration/scnetwork.md)
- [SCNetworkConfiguration](systemconfiguration/scnetworkconfiguration.md)
- [SCNetworkConnection](systemconfiguration/scnetworkconnection-g7e.md)
- [SCNetworkReachability](systemconfiguration/scnetworkreachability-g7d.md)
- [SCPreferences](systemconfiguration/scpreferences-ft8.md)
- [SCPreferencesPath](systemconfiguration/scpreferencespath.md)
- [SCPreferencesSetSpecific](systemconfiguration/scpreferencessetspecific.md)
- [SCSchemaDefinitions](systemconfiguration/scschemadefinitions.md)
- [System Configuration](systemconfiguration/system-configuration.md)
- [SystemConfiguration Enumerations](systemconfiguration/systemconfiguration-enumerations.md)
- [SystemConfiguration Functions](systemconfiguration/systemconfiguration-functions.md)
- [SystemConfiguration Data Types](systemconfiguration/systemconfiguration-data-types.md)