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Any additional funding transactions would not be covered by older commitment transactions which can result in the loss of funds. Older commitment transactions will not contain inputs that spend from the new funding transaction. The funds sent in the second funding transaction require B to sign a spending transaction, and if B refuses, then A has no way to ...


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No, that is not possible. The opening and closing of channels by confirming funding and closing transactions represents the act of securing and delivering of the channel capacity and balance respectively. The 2-of-2 multi-sig from the funding channel represents the total channel capacity. During the lifetime of the channel, this multi-sig must remain ...


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Lightning Network (LN) payment channels are anchored on the blockchain by their owners cooperatively creating a 2-of-2 multisig address and sending funds to it. The funding usually comes from one party, but one channel owner can for example pay the other channel owner with the funding transaction by allocating the payment amount to them in the channel's ...


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There is a way to increase the capacity of the payment channel. Dynamic Channel Deposit and Withdraw for Lightning Networks If A want to add 0.5 BTC to the channel, he can propose to create a new funding transaction which spent the old funding and another UTXO from A. The new Funding transaction can be created by following steps. Creating a new Funding ...


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This proposal (or similar solutions requiring an on-chain transaction) would move funds in the channel back from user B (Bob) to user A (Alice). This is useful, because a channel may have more traffic in one direction, meaning at some point no more transactions can flow in that direction. A single on-chain transaction is preferable to the two that would be ...


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