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doc: update/clarify max outbound connection count

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Marnix 2023-12-11 11:17:21 +01:00
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doc/reduce-traffic.md
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@ -3,10 +3,10 @@ Reduce Traffic
Some node operators need to deal with bandwidth caps imposed by their ISPs. Some node operators need to deal with bandwidth caps imposed by their ISPs.
By default, Bitcoin Core allows up to 125 connections to different peers, 10 of By default, Bitcoin Core allows up to 125 connections to different peers, 11 of
which are outbound. You can therefore, have at most 115 inbound connections. which are outbound. You can therefore, have at most 114 inbound connections.
Of the 10 outbound peers, there can be 8 full-relay connections and 2 Of the 11 outbound peers, there can be 8 full-relay connections, 2
block-relay-only ones. block-relay-only ones and occasionally 1 short-lived feeler or an extra block-relay-only connection.
The default settings can result in relatively significant traffic consumption. The default settings can result in relatively significant traffic consumption.
@ -28,7 +28,7 @@ calculating the target.
## 2. Disable "listening" (`-listen=0`) ## 2. Disable "listening" (`-listen=0`)
Disabling listening will result in fewer nodes connected (remember the maximum of 10 Disabling listening will result in fewer nodes connected (remember the maximum of 11
outbound peers). Fewer nodes will result in less traffic usage as you are relaying outbound peers). Fewer nodes will result in less traffic usage as you are relaying
blocks and transactions to fewer nodes. blocks and transactions to fewer nodes.