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@robmry robmry commented Oct 24, 2025

Description

Describe "default-address-pools" in the engine/network section, including the new option to request a subnet with a specific prefix length from the default pools.

This is for Docker 29.0.0.

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@robmry robmry requested a review from dvdksn as a code owner October 24, 2025 11:55
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@github-actions github-actions bot added area/engine Issue affects Docker engine/daemon area/networking Relates to anything around networking labels Oct 24, 2025
@dvdksn dvdksn added this to the engine/29.0.0 milestone Oct 24, 2025
Comment on lines +192 to +204
```json
{
"default-address-pools": [
{"base":"172.17.0.0/16","size":16},
{"base":"172.18.0.0/16","size":16},
{"base":"172.19.0.0/16","size":16},
{"base":"172.20.0.0/14","size":16},
{"base":"172.24.0.0/14","size":16},
{"base":"172.28.0.0/14","size":16},
{"base":"192.168.0.0/16","size":20}
]
}
```
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now we show the default configuration in both content/manuals/engine/daemon/ipv6.md and here. Maybe to avoid drift/duplication we can just have one section in this doc (or the ipv6 one, wherever it is more appropriate) where we show the default config, and cross-reference as needed. Wdyt?

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Ok, updated.

Signed-off-by: Rob Murray <rob.murray@docker.com>
@robmry robmry force-pushed the subnet-by-prefixlen branch from e2ee6a8 to a8d2c50 Compare October 29, 2025 11:18
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LGTM

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area/engine Issue affects Docker engine/daemon area/networking Relates to anything around networking

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3 participants