NL_PREFIX_ORIGIN enumeration

The NL_PREFIX_ORIGIN enumeration type defines the origin of the prefix or network part of the IP address.

Syntax

typedef enum  { 
  IpPrefixOriginOther                = 0,
  IpPrefixOriginManual,
  IpPrefixOriginWellKnown,
  IpPrefixOriginDhcp,
  IpPrefixOriginRouterAdvertisement,
  IpPrefixOriginUnchanged            = 1 << 4
} NL_PREFIX_ORIGIN;

Constants

• IpPrefixOriginOther
  The IP address prefix was configured by using a source other than those that are defined in this enumeration. This value applies to an IPv6 or IPv4 address.

• IpPrefixOriginManual
  The IP address prefix was configured manually. This value applies to an IPv6 or IPv4 address.

• IpPrefixOriginWellKnown
  The IP address prefix was configured by using a well-known address. This value applies to an IPv6 link-local address or an IPv6 loopback address.

• IpPrefixOriginDhcp
  The IP address prefix was configured by using DHCP. This value applies to an IPv4 address configured by using DHCP or an IPv6 address configured by using DHCPv6.

• IpPrefixOriginRouterAdvertisement
  The IP address prefix was configured by using router advertisement. This value applies to an anonymous IPv6 address that was generated after receiving a router advertisement.

• IpPrefixOriginUnchanged
  The IP address prefix should be unchanged. This value is used when setting the properties for a unicast IP interface when the value for the IP prefix origin should be unchanged.

Requirements