[Bitcoin-development] Zero-Conf for Full Node Discovery
jim at ergophobia.org
Tue May 26 04:48:16 UTC 2015
Do any wallets actually do this yet?
On May 25, 2015 11:37 PM, "Matt Whitlock" <bip at mattwhitlock.name> wrote:
> This is very simple to do. Just ping the "all nodes" address (ff02::1) and
> try connecting to TCP port 8333 of each node that responds. Shouldn't take
> but more than a few milliseconds on any but the most densely populated LANs.
> On Monday, 25 May 2015, at 11:06 pm, Jim Phillips wrote:
> > Is there any work being done on using some kind of zero-conf service
> > discovery protocol so that lightweight clients can find a full node on
> > same LAN to peer with rather than having to tie up WAN bandwidth?
> > I envision a future where lightweight devices within a home use SPV over
> > WiFi to connect with a home server which in turn relays the transactions
> > they create out to the larger and faster relays on the Internet.
> > In a situation where there are hundreds or thousands of small SPV devices
> > in a single home (if 21, Inc. is successful) monitoring the blockchain,
> > this could result in lower traffic across the slow WAN connection. And
> > yes, I realize it could potentially take a LOT of these devices before
> > total bandwidth is greater than downloading a full copy of the
> > but there's other reasons to host your own full node -- trust being one.
> > --
> > *James G. Phillips IV*
> > <https://plus.google.com/u/0/113107039501292625391/posts>
> > <http://www.linkedin.com/in/ergophobe>
> > *"Don't bunt. Aim out of the ball park. Aim for the company of
> > -- David Ogilvy*
> > *This message was created with 100% recycled electrons. Please think
> > before printing.*
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