ndp.h¶

IPv6 neighbor discovery message type definitions.

NDP_RTR_ADV_FLAGS_MASK¶

(0xc0)

NDP_RTR_ADV_FLAGS_M¶

managed address configuration

(0x80)

NDP_RTR_ADV_FLAGS_O¶

other configuration

(0x40)

NDP_RTR_ADV_CUR_HL_UNSPEC¶

Router advertisement constants.

(0)

See also

RFC 4861, section 4.2current hop limit unspecified by advertising router

NDP_RTR_ADV_LTIME_SEC_MAX¶

maximum router lifetime in seconds

(9000)

See also

RFC 4861, section 6.2.1

NDP_NBR_ADV_LTIME_NOT_DR¶

router should not be a default router

(0)

See also

RFC 4861, section 6.2.1

NDP_NBR_ADV_REACH_TIME¶

reachable time unspecified by advertising router

(0)

NDP_NBR_ADV_RETRANS_TIMER¶

retrans.

(0)

timer unspecified by advertising router

NDP_NBR_ADV_FLAGS_MASK¶

(0xe0)

NDP_NBR_ADV_FLAGS_R¶

router

(0x80)

NDP_NBR_ADV_FLAGS_S¶

solicited

(0x40)

NDP_NBR_ADV_FLAGS_O¶

override

(0x20)

NDP_OPT_SL2A¶

source link-layer address option

(1)

NDP_OPT_TL2A¶

target link-layer address option

(2)

NDP_OPT_PI¶

prefix information option

(3)

NDP_OPT_RH¶

redirected option

(4)

NDP_OPT_MTU¶

MTU option.

(5)

NDP_OPT_RDNSS¶

recursive DNS server option

(25)

NDP_OPT_AR¶

address registration option

(33)

NDP_OPT_6CTX¶

6LoWPAN context option

(34)

NDP_OPT_ABR¶

authoritative border router option

(35)

NDP_OPT_PI_FLAGS_MASK¶

(0xc0)

NDP_OPT_PI_FLAGS_L¶

on-link

(0x80)

NDP_OPT_PI_FLAGS_A¶

autonomous address configuration

(0x40)

NDP_OPT_PI_VALID_LTIME_INF¶

infinite valid lifetime

(UINT32_MAX)

NDP_OPT_PI_PREF_LTIME_INF¶

infinite preferred lifetime

(UINT32_MAX)

NDP_OPT_PI_LEN¶

(4U)

NDP_OPT_MTU_LEN¶

(1U)

NDP_MAX_INIT_RA_INTERVAL¶

MAX_INITIAL_RTR_ADVERT_INTERVAL (in ms)

(16000U)

NDP_MAX_INIT_RA_NUMOF¶

MAX_INITIAL_RTR_ADVERTISEMENT.

(3U)

NDP_MAX_FIN_RA_NUMOF¶

MAX_FINAL_RTR_ADVERTISEMENT.

(3U)

NDP_MIN_MS_DELAY_BETWEEN_RAS¶

MIN_DELAY_BETWEEN_RAS (in ms)

(3000U)

NDP_MAX_RA_DELAY¶

MAX_RA_DELAY_TIME (in ms)

(500U)

NDP_MAX_RA_INTERVAL_MS¶

default of MaxRtrAdvInterval (in ms)

(600000U)

NDP_MIN_RA_INTERVAL_MS¶

default of MinRtrAdvInterval (in ms)

(198000U)

NDP_RTR_LTIME_SEC¶

default of AdvDefaultLifetime (in sec)

(1800U)

NDP_MAX_RS_MS_DELAY¶

MAX_RTR_SOLICITATION_DELAY (in ms)

(1000U)

NDP_RS_MS_INTERVAL¶

RTR_SOLICITATION_INTERVAL (in ms)

(4000U)

NDP_MAX_RS_NUMOF¶

MAX_RTR_SOLICITATIONS.

(3U)

NDP_MAX_MC_SOL_NUMOF¶

MAX_MULTICAST_SOLICIT.

(3U)

NDP_MAX_UC_SOL_NUMOF¶

MAX_UNICAST_SOLICIT.

(3U)

NDP_DAD_TRANSMIT_NUMOF¶

Default for DupAddrDetectTransmits.

(1U)

See also

RFC 4862, section 5.1

Note

Must not be greater than 7 for Generic (GNRC) network stack since gnrc/netif/ipv6.h::GNRC_NETIF_IPV6_ADDRS_FLAGS_STATE_TENTATIVE restricts it to that number.

NDP_MAX_ANYCAST_MS_DELAY¶

MAX_ANYCAST_DELAY_TIME (in ms)

(1000U)

NDP_MAX_NA_NUMOF¶

MAX_NEIGHBOR_ADVERTISEMENT.

(3U)

NDP_REACH_MS¶

REACHABLE_TIME (in ms)

(30000U)

NDP_RETRANS_TIMER_MS¶

RETRANS_TIMER (in ms)

(1000U)

NDP_MAX_RETRANS_TIMER_MS¶

MAX_RETRANS_TIMER (in ms)

(60000U)

See also

RFC 7048

NDP_MAX_NS_NUMOF¶

Maximum retransmission of neighbor solicitations when UNREACHABLE.

(17U)

With more than this number the backoff will always be larger than ndp.h::NDP_MAX_RETRANS_TIMER_MS, even if the random factor is 0.5 and the retransmission time is 1ms.

NDP_DELAY_FIRST_PROBE_MS¶

DELAY_FIRST_PROBE_TIME (in ms)