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Fix docs about what protocol must be allowed for network encryption 

- This was inadvertently changed to `port`

Signed-off-by: Alessandro Boch <aboch@docker.com>
This commit is contained in:
Alessandro Boch 2017-02-06 09:43:33 -08:00
parent 4952fb1929
commit 649210111a
1 changed files with 2 additions and 2 deletions
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4
engine/swarm/swarm-tutorial/index.md
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@ -105,7 +105,7 @@ If you are using Docker Machine, you can get the manager IP with either
The tutorial uses `manager1` : `192.168.99.100`.
### Open ports between the hosts
### Open protocols and ports between the hosts
The following ports must be available. On some systems, these ports are open by default.
@ -114,7 +114,7 @@ The following ports must be available. On some systems, these ports are open by
* **TCP** and **UDP port 4789** for overlay network traffic
If you are planning on creating an overlay network with encryption (`--opt encrypted`),
you will also need to ensure port 50 (ESP) is open.
you will also need to ensure ip protocol 50 (ESP) traffic is allowed.
## What's next?