From 464599c2a65e1bf677bafcc48c669a067fed40b7 Mon Sep 17 00:00:00 2001 From: Misty Stanley-Jones Date: Mon, 19 Jun 2017 11:52:02 -0700 Subject: [PATCH] Clarify what "networked host machines" means (#3657) Fixes #3646 --- engine/swarm/swarm-tutorial/index.md | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git a/engine/swarm/swarm-tutorial/index.md b/engine/swarm/swarm-tutorial/index.md index e98dcf61b6..a61feb36c9 100644 --- a/engine/swarm/swarm-tutorial/index.md +++ b/engine/swarm/swarm-tutorial/index.md @@ -26,20 +26,20 @@ If you are brand new to Docker, see [About Docker Engine](../../index.md). To run this tutorial, you need the following: -* [three networked host machines](#three-networked-host-machines) +* [three Linux hosts which can communicate over a network, with Docker installed](#three-networked-host-machines) * [Docker Engine 1.12 or later installed](#docker-engine-1-12-or-newer) * [the IP address of the manager machine](#the-ip-address-of-the-manager-machine) * [open ports between the hosts](#open-protocols-and-ports-between-the-hosts) ### Three networked host machines -The tutorial uses three networked host machines as nodes in the swarm. These can -be virtual machines on your PC, in a data center, or on a cloud service -provider. This tutorial uses the following machine names: +This tutorial requires three Linux hosts which have Docker installed and can +communicate over a network. These can be physical machines, virtual machines, +Amazon EC2 instances, or hosted in some other way. + +One of these machines will be a manager (called `manager1`) and two of them will +be workers (`worker1` and `worker2`). -* manager1 -* worker1 -* worker2 >**Note**: You can follow many of the tutorial steps to test single-node swarm as well, in which case you need only one host. Multi-node commands will not