diff --git a/docs/index.md b/docs/index.md
index e724e38a50..6edf248a1b 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -1155,7 +1155,6 @@ Environment variables and default values:
 | `--google-disk-type`      | `GOOGLE_DISK_TYPE`    | `pd-statdard`                        |
 
 #### IBM Softlayer
-
 Create machines on [Softlayer](http://softlayer.com).
 
 You need to generate an API key in the softlayer control panel.
@@ -1163,22 +1162,43 @@ You need to generate an API key in the softlayer control panel.
 
 Options:
 
-  - `--softlayer-api-endpoint`: Change softlayer API endpoint
-  - `--softlayer-user`: **required** username for your softlayer account, api key needs to match this user.
-  - `--softlayer-api-key`: **required** API key for your user account
+  - `--softlayer-memory`: Memory for host in MB.
+  - `--softlayer-disk-size`: A value of `0` will set the SoftLayer default.
+  - `--softlayer-user`: **required** Username for your SoftLayer account, api key needs to match this user.
+  - `--softlayer-api-key`: **required** API key for your user account.
+  - `--softlayer-region`: SoftLayer region.
   - `--softlayer-cpu`: Number of CPU's for the machine.
-  - `--softlayer-disk-size: Size of the disk in MB. `0` sets the softlayer default.
-  - `--softlayer-domain`: **required** domain name for the machine
-  - `--softlayer-hostname`: hostname for the machine
-  - `--softlayer-hourly-billing`: Sets the hourly billing flag (default), otherwise uses monthly billing
-  - `--softlayer-image`: OS Image to use
-  - `--softlayer-local-disk`: Use local machine disk instead of softlayer SAN.
-  - `--softlayer-memory`: Memory for host in MB
-  - `--softlayer-private-net-only`: Disable public networking
-  - `--softlayer-region`: softlayer region
+  - `--softlayer-hostname`: Hostname for the machine.
+  - `--softlayer-domain`: **required** Domain name for the machine.
+  - `--softlayer-api-endpoint`: Change SoftLayer API endpoint.
+  - `--softlayer-hourly-billing`: Specifies that hourly billing should be used (default), otherwise monthly billing is used.
+  - `--softlayer-local-disk`: Use local machine disk instead of SoftLayer SAN.
+  - `--softlayer-private-net-only`: Disable public networking.
+  - `--softlayer-image`: OS Image to use.
+  - `--softlayer-public-vlan-id`: Your public VLAN ID.
+  - `--softlayer-private-vlan-id`: Your private VLAN ID.
 
 The SoftLayer driver will use `UBUNTU_LATEST` as the image type by default.
 
+Environment variables and default values:
+
+| CLI option                     | Environment variable        | Default                     |
+|--------------------------------|-----------------------------|-----------------------------|
+| `--softlayer-memory`           | `SOFTLAYER_MEMORY`          | `1024`                      |
+| `--softlayer-disk-size`        | `SOFTLAYER_DISK_SIZE`       | `0`                         |
+| **`--softlayer-user`**         | `SOFTLAYER_USER`            | -                           |
+| **`--softlayer-api-key`**      | `SOFTLAYER_API_KEY`         | -                           |
+| `--softlayer-region`           | `SOFTLAYER_REGION`          | `dal01`                     |
+| `--softlayer-cpu`              | `SOFTLAYER_CPU`             | `1`                         |
+| `--softlayer-hostname`         | `SOFTLAYER_HOSTNAME`        | `docker`                    |
+| **`--softlayer-domain`**       | `SOFTLAYER_DOMAIN`          | -                           |
+| `--softlayer-api-endpoint`     | `SOFTLAYER_API_ENDPOINT`    | `api.softlayer.com/rest/v3` |
+| `--softlayer-hourly-billing`   | `SOFTLAYER_HOURLY_BILLING`  | `false`                     |
+| `--softlayer-local-disk`       | `SOFTLAYER_LOCAL_DISK`      | `false`                     |
+| `--softlayer-private-net-only` | `SOFTLAYER_PRIVATE_NET`     | `false`                     |
+| `--softlayer-image`            | `SOFTLAYER_IMAGE`           | `UBUNTU_LATEST`             |
+| `--softlayer-public-vlan-id`   | `SOFTLAYER_PUBLIC_VLAN_ID`  | `0`                         |
+| `--softlayer-private-vlan-id`  | `SOFTLAYER_PRIVATE_VLAN_ID` | `0`                         |
 
 #### Microsoft Azure