Ipv6NdPrefixInformation

class

IPv6ND Prefix Information RFC 2461 / RFC 4861 Section 4.6.2 RFC 3775 Section 7.2 (routerAddressFlag)

Usage diagram

The following diagram shows usage relationships between types. Unresolved types are missing from the diagram.

Inheritance diagram

The following diagram shows inheritance relationships for this type. Unresolved types are missing from the diagram.

Extends

Name	Type	Description
Ipv6NdOption	class	(no description)

Fields

Name	Type	Description
type	Ipv6NdOptionTypes	1 byte, 0 is invalid
optionLength	short	The length of the option in units of 8 octets, 0 is invalid. // 1 byte
prefixLength	unsigned short	0..128
onlinkFlag	bool	L-bit
autoAddressConfFlag	bool	A-bit
routerAddressFlag	bool	R-bit: used in case of MIPv6 when the H-bit is set
reserved1	unsigned int
validLifetime	uint32_t	seconds
preferredLifetime	uint32_t	seconds
reserved2	uint32_t
prefix	Ipv6Address
paddingBytes	char[]	padding bytes on end of option

Source code

//
// IPv6ND Prefix Information
// RFC 2461 / RFC 4861 Section 4.6.2
// RFC 3775 Section 7.2 (routerAddressFlag)
//
class Ipv6NdPrefixInformation extends Ipv6NdOption
{
    type = IPv6ND_PREFIX_INFORMATION;
    optionLength = 4;
    unsigned short prefixLength;    // 0..128
    bool onlinkFlag;        //L-bit
    bool autoAddressConfFlag;    //A-bit
    bool routerAddressFlag;        //R-bit: used in case of MIPv6 when the H-bit is set
    unsigned int reserved1 = 0;
    uint32_t validLifetime;    // seconds
    uint32_t preferredLifetime;    // seconds
    uint32_t reserved2 = 0;
    Ipv6Address prefix;
}

File: src/inet/networklayer/icmpv6/Ipv6NdMessage.msg