Table of Contents

Enum Feature

Namespace
NLightning.Bolts.BOLT9
Assembly
NLightning.Bolt11.dll

The features that can be set on a node as defined on https://github.com/lightning/bolts/blob/master/09-features.md

public enum Feature

Fields

BASIC_MPP = 17

16 is for the compulsory bit, 17 is for the optional bit.

This feature is optional and is used to indicate that the node supports basic multi part payments.

GOSSIP_QUERIES = 7

6 is for the compulsory bit, 7 is for the optional bit.

This feature is optional and is used to indicate that the node requires the more sophisticated gossip queries.

GOSSIP_QUERIES_EX = 11

10 is for the compulsory bit, 11 is for the optional bit.

This feature is optional and is used to indicate that the node supports inclusion of additional information in the gossip queries.

INITIAL_ROUTING_SYNC = 3

3 is for the optional bit.

This feature is optional and is used to indicate that the node supports the initial_routing_sync field in the channel_reestablish message.

OPTION_ANCHORS_ZERO_FEE_HTLC_TX = 23

22 is for the compulsory bit, 23 is for the optional bit.

This feature is optional and is used to indicate that the node supports anchor outputs with zero fee htlc transactions.

OPTION_ANCHOR_OUTPUTS = 21

20 is for the compulsory bit, 21 is for the optional bit.

This feature is optional and is used to indicate that the node supports anchor outputs.

OPTION_CHANNEL_TYPE = 45

44 is for the compulsory bit, 45 is for the optional bit.

This feature is optional and is used to indicate that the node supports channel type.

OPTION_DATA_LOSS_PROTECT = 1

0 is for the compulsory bit, 1 is for the optional bit.

This feature is optional and is used to indicate that the node supports the data_loss_protect field in the channel_reestablish message.

OPTION_DUAL_FUND = 29

28 is for the compulsory bit, 29 is for the optional bit.

This feature is optional and is used to indicate that the node supports dual funded channels (v2).

OPTION_ONION_MESSAGES = 39

38 is for the compulsory bit, 39 is for the optional bit.

This feature is optional and is used to indicate that the node supports onion messages.

OPTION_PAYMENT_METADATA = 49

48 is for the compulsory bit, 49 is for the optional bit.

This feature is optional and is used to indicate that the node supports payment metadata in TLV records.

OPTION_ROUTE_BLINDING = 25

24 is for the compulsory bit, 25 is for the optional bit.

This feature is optional and is used to indicate that the node supports blinded paths.

OPTION_SCID_ALIAS = 47

46 is for the compulsory bit, 47 is for the optional bit.

This feature is optional and is used to indicate that the node supports channel aliases for routing.

OPTION_SHUTDOWN_ANY_SEGWIT = 27

26 is for the compulsory bit, 27 is for the optional bit.

This feature is optional and is used to indicate that the node supports future versions of segwit in shutdown.

OPTION_STATIC_REMOTE_KEY = 13

12 is for the compulsory bit, 13 is for the optional bit.

This feature is optional and is used to indicate that the node supports static_remotekey.

OPTION_SUPPORT_LARGE_CHANNEL = 19

18 is for the compulsory bit, 19 is for the optional bit.

This feature is optional and is used to indicate that the node supports large channels.

OPTION_UPFRONT_SHUTDOWN_SCRIPT = 5

4 is for the compulsory bit, 5 is for the optional bit.

This feature is optional and is used to indicate that the node supports the upfront_shutdown_script field in the open_channel message.

OPTION_ZEROCONF = 51

50 is for the compulsory bit, 51 is for the optional bit.

This feature is optional and is used to indicate that the node supports zeroconf channels.

PAYMENT_SECRET = 15

14 is for the compulsory bit, 15 is for the optional bit.

This feature is optional and is used to indicate that the node supports payment_secret.

VAR_ONION_OPTIN = 9

8 is for the compulsory bit, 9 is for the optional bit.

This feature is compulsory and is used to indicate that the node supports variable length onion messages.

Remarks

The values here represents the ODD (OPTIONAL) bit position in the feature flags.