mirrors/bitcoin-bips
1
0
Fork 0
mirror of https://github.com/bitcoin/bips.git synced 2025-01-18 21:35:13 +01:00
Code Issues Projects Releases Wiki Activity

bip159: Clarify that there is only one threshold

Browse Source
This commit is contained in:
MarcoFalke 2017-12-19 13:52:46 -05:00
parent 2e1813abdc
commit fa810b3bff
1 changed files with 3 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
bip-0159.mediawiki
View File

@ -31,10 +31,10 @@ This BIP proposes a new service bit
{|class="wikitable"
|-
| NODE_NETWORK_LIMITED || bit 10 (0x400) || If signaled, the peer <I>MUST</I> be capable of serving at least the last 288 blocks (~2 day / the current minimum limit for Bitcoin Core).
| NODE_NETWORK_LIMITED || bit 10 (0x400) || If signaled, the peer <I>MUST</I> be capable of serving at least the last 288 blocks (~2 days).
|}
A safety buffer of additional 144 blocks to handle chain reorganizations <I>SHOULD</I> be taken into account when connecting to a peer signaling the <code>NODE_NETWORK_LIMITED</code> service bit.
A safety buffer of 144 blocks to handle chain reorganizations <I>SHOULD</I> be taken into account when connecting to a peer signaling the <code>NODE_NETWORK_LIMITED</code> service bit.
=== Address relay ===
@ -42,7 +42,7 @@ Full nodes following this BIP <I>SHOULD</I> relay address/services (<code>addr</
=== Counter-measures for peer fingerprinting ===
Peers may have different prune depths (depending on the peers configuration, disk space, etc.) which can result in a fingerprinting weakness (finding the prune depth through getdata requests). NODE_NETWORK_LIMITED supporting peers <I>SHOULD</I> avoid leaking the prune depth and therefore not serve blocks deeper then the signaled <code>NODE_NETWORK_LIMITED</code> thresholds.
Peers may have different prune depths (depending on the peers configuration, disk space, etc.) which can result in a fingerprinting weakness (finding the prune depth through getdata requests). NODE_NETWORK_LIMITED supporting peers <I>SHOULD</I> avoid leaking the prune depth and therefore not serve blocks deeper than the signaled <code>NODE_NETWORK_LIMITED</code> threshold (244 blocks).
=== Risks ===