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Clarify 0.5.0 migration guide about EXPOSE #2083

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Apr 6, 2016
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Clarify 0.5.0 migration guide about EXPOSE #2083

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9 changes: 6 additions & 3 deletions docs/appendices/0.5.0-migration-guide.md
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Expand Up @@ -17,6 +17,9 @@
- Replaced "magic" `NO_VHOST` variable with `domains:enable/disable`
- Simplified zero downtime control
- `checks:enable/disable`
## Dockerfile apps with multiple ports
- Dockerfiles with multiple `EXPOSE` clauses will get all **tcp** ports proxied by default (nginx does not support proxying udp)
- UDP can be exposed by disabling the nginx proxy with `dokku proxy:disable myapp`

## Dockerfile apps with exposed ports

- Dockerfiles with `EXPOSE` clauses will get [all **tcp** ports proxied by default](/dokku/deployment/dockerfiles/#exposed-ports)
- Note that nginx will proxy the same port numbers to listen publicly
- UDP ports can be exposed by disabling the [nginx proxy](/dokku/proxy/) with `dokku proxy:disable myapp`