From 91df211be768c5fa715aad8e9990bc0de17f7124 Mon Sep 17 00:00:00 2001 From: Yuce Tekol Date: Mon, 21 May 2018 19:25:19 +0300 Subject: [PATCH] Updated docker swarm tutorial with required open ports --- docs/tutorials.md | 2 ++ 1 file changed, 2 insertions(+) diff --git a/docs/tutorials.md b/docs/tutorials.md index 221a02a4b..442c22507 100644 --- a/docs/tutorials.md +++ b/docs/tutorials.md @@ -324,6 +324,8 @@ The instructions in this section require Docker 17.06 and better. Although it is We are going to use two servers: the master node runs in the first server and a slave node in the second server. +Docker nodes require some ports to be accesible from outside. Before carrying on, make sure the following ports are open on all nodes: TCP/2377, TCP/7946, UDP/7946, UDP/4789. + Let's initialize the swarm first. Run the following on the master: ``` docker swarm init --advertise-addr=IP-ADDRESS