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A peer-to-peer payment system leveraging unbroadcast pre-signed transactions to track user balances.

2 votes
1 answer
101 views

Who pays on-chain fees for settlement transaction?

Given a channel between Alice and Bob, who pays the on-chain fees when closing the channel? Considering all possible types of closes: Bob unilaterally closes channel Bob wants to close the channel …
Dalit Sairio's user avatar
5 votes
1 answer
616 views

Set lower limit to incoming new channels in LND

For now, any remote node can open a channel to my LND node and my node will always happily accept the channel. However, I've seen in the past that other nodes would have limits in what channel sizes …
Dalit Sairio's user avatar
2 votes
1 answer
1k views

Being offline: when do other nodes close channels?

If my lightning node goes offline, how long will it take until my counterparty nodes close the channels they co-own with me? This is obviously up to the counterparty nodes, as they can choose individ …
Dalit Sairio's user avatar
1 vote
1 answer
51 views

Purpose of the LN transaction description

According to Bolt 11, an invoice may contain a short description. However, what I fail to understand is who is sending this information to whom. Since the invoice is usually generated by the payee, I …
Dalit Sairio's user avatar
1 vote
2 answers
510 views

What are Zombie Channels?

In the Lightning Network, what is the definition of a zombie channel? Can they clearly be identified or is it more of a undefined term that is used for channels that are assumed to be obsolete?
Dalit Sairio's user avatar
2 votes
1 answer
355 views

What happens if channel opening transactions get stuck?

What happens with a pending channel opening, if the transaction is not being confirmed for an extended period of time because of insufficient on-chain fees? Or even worse, if the transaction drops out …
Dalit Sairio's user avatar
2 votes
1 answer
522 views

How does the lightning network handle changing IPs?

What happens if suddenly my IP/Onion address changes? Will that be a problem for the lightning network? Or could my node just simply update the network graph as long as its public key stays the same?
Dalit Sairio's user avatar
4 votes
1 answer
1k views

What is the definition of an inactive channel?

On the Lightning Network, after how much time since the last received channel update is a channel considered inactive?
Dalit Sairio's user avatar
1 vote
2 answers
274 views

For how long has a channel been inactive?

I would like to close channels for which there is enough evidence that the remote node disappeared and won't come back. So my idea was to check for how long a channel has been inactive, and if it is > …
Dalit Sairio's user avatar
1 vote
2 answers
644 views

Port 9735 for both MAINNET and TESTNET

The default port for the Lightning Network is 9735. This is the case not only for nodes on MAINNET, but also for nodes on TESTNET. Why is that? What's the purpose of this? Wouldn't it make more sense …
Dalit Sairio's user avatar
3 votes
1 answer
126 views

Open Anchor Output channels on CoreLightning

I want to open a channel from my CoreLightning node to my LND node, and I want that channel to use anchor outputs to be used for the channel closing later on. How can I enforce my CoreLightning node t …
Dalit Sairio's user avatar
6 votes
1 answer
279 views

Why do Anchor Outputs need to enforce an nSequence of 1?

Quote from https://bitcoinops.org/en/topics/anchor-outputs: As of this writing, the most recent versions of the design add two outputs to the commitment transaction—one for each LN party—and require …
Dalit Sairio's user avatar
1 vote
0 answers
97 views

LSP best practices [closed]

The problem of getting inbound liquidity on the Lightning Network has given rise to Lightning Service Providers, essentially node operators on the Lightning Network, that provide new nodes with inboun …
Dalit Sairio's user avatar