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authorW. J. van der Laan <laanwj@protonmail.com>2021-08-02 10:56:57 +0200
committerW. J. van der Laan <laanwj@protonmail.com>2021-08-02 11:03:29 +0200
commitfd9c22ca69d814815554bfe8acf995cc30afdc2e (patch)
treec61e93081ff208c55420740d65040522a72a6a5c /doc
parentf2e41d11097dde1c841bcaa8615886c984f71632 (diff)
parentd2dffd5be4c8f6a1942dd971d09707c3620a1689 (diff)
downloadbitcoin-fd9c22ca69d814815554bfe8acf995cc30afdc2e.tar.xz
Merge bitcoin/bitcoin#22589: net, doc: update I2P hardcoded seeds and docs for 22.0
d2dffd5be4c8f6a1942dd971d09707c3620a1689 doc: add info to i2p.md about IBD time and multiple networks (Jon Atack) 2962640c49cf38f76345e45e63045a8f0eed5c61 contrib, p2p: update I2P hardcoded seeds (Jon Atack) Pull request description: - Update the I2P seeds with the latest ones I can connect to (feedback welcome). - Update the I2P doc with frequently asked and reported info: IBD speed and running with other networks. ACKs for top commit: tryphe: ACK d2dffd5be4c8f6a1942dd971d09707c3620a1689 duncandean: ACK d2dffd5 willcl-ark: ACK d2dffd5be4c8f6a1942dd971d09707c3620a1689 laanwj: ACK d2dffd5be4c8f6a1942dd971d09707c3620a1689 vasild: ACK d2dffd5be4c8f6a1942dd971d09707c3620a1689 Tree-SHA512: 1edda0eb77b4e224b44961849b36c5a13e1eb14bdc50f909ec44d7fe926c259cada62404906594a1cf68ffd96254647ac49f24248214b42403ecebae45135e63
Diffstat (limited to 'doc')
-rw-r--r--doc/i2p.md12
1 files changed, 10 insertions, 2 deletions
diff --git a/doc/i2p.md b/doc/i2p.md
index 27ef4d9d9f..3a507a25ab 100644
--- a/doc/i2p.md
+++ b/doc/i2p.md
@@ -47,13 +47,21 @@ information in the debug log about your I2P configuration and connections. Run
`bitcoin-cli help logging` for more information.
It is possible to restrict outgoing connections in the usual way with
-`onlynet=i2p`. I2P support was added to Bitcoin Core in version 22.0 (mid 2021)
+`onlynet=i2p`. I2P support was added to Bitcoin Core in version 22.0 (mid-2021)
and there may be fewer I2P peers than Tor or IP ones. Therefore, using
`onlynet=i2p` alone (without other `onlynet=`) may make a node more susceptible
to [Sybil attacks](https://en.bitcoin.it/wiki/Weaknesses#Sybil_attack). Use
`bitcoin-cli -addrinfo` to see the number of I2P addresses known to your node.
-## I2P related information in Bitcoin Core
+Another consideration with `onlynet=i2p` is that the initial blocks download
+phase when syncing up a new node can be very slow. This phase can be sped up by
+using other networks, for instance `onlynet=onion`, at the same time.
+
+In general, a node can be run with both onion and I2P hidden services (or
+any/all of IPv4/IPv6/onion/I2P), which can provide a potential fallback if one
+of the networks has issues.
+
+## I2P-related information in Bitcoin Core
There are several ways to see your I2P address in Bitcoin Core:
- in the debug log (grep for `AddLocal`, the I2P address ends in `.b32.i2p`)