[bitcoin-dev] Issolated Bitcoin Nodes

Pieter Wuille pieter.wuille at gmail.com
Fri Mar 24 00:20:32 UTC 2017

On Thu, Mar 23, 2017 at 3:37 PM, Juan Garavaglia via bitcoin-dev
<bitcoin-dev at lists.linuxfoundation.org> wrote:
> Long story short, when nodes 0.13+ receive blocks from 0.13+ nodes all is
> ok, and those blocks propagate to older nodes with no issues. But when a
> block tries to be propagated from bitcoind 0.12.+ to newer ones those blocks
> are NOT being propagated to the peers with newer versions while these newer
> blocks are being propagated to peers with older versions with no issues.
> My conclusion is that we have a backward compatibility issue between 0.13.X+
> and older versions.

Hello Juan,

this is expected behaviour. Nodes with segwit active only download
blocks from other segwit peers, as old peers cannot provide the
witness data they need to verify the blocks.


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