Overview
WMS, or Web Map Service, and WFS, or Web Feature Service, are hosted maps or data points by an external party. They can be viewed through TreeKeeper like every other kind of map or layer, but they are configured a little differently.
Connecting to WMS/WFS Server
Add www.daveyresourcekeeper.com to your organization settings "Trusted Servers" within ArcGIS Online.
Verify that you are signed in as a default administrator or as a member of a custom role with the administrative privilege to manage security and infrastructure enabled.
At the top of the site, click Organization and click the Settings tab.
Click Security on the left side of the page.
Configure any of the following security settings: [Note: Links are to an external site]
Save any changes you have made
For more detailed instructions: Configure security settings - ArcGIS Online Help
We can find "Trusted Servers" on the linked page above.
Enter "https://www.daveyresourcekeeper.com" in this settings field, and click Save at the bottom of the page.
(This setting is also near the bottom of the page)
Adding Layer in ArcGIS
Navigate to (top left toolbar in the AGO Map) Add > Add Layer from Web
For WMS Layers, please select "A WMS OGC Web Service" and enter the following URL: https://www.daveyresourcekeeper.com/geoserver/TreeKeeperWMS/wms
For WFS Layers, please select "A WFS OGC Web Service" and enter the following URL: https://www.daveyresourcekeeper.com/geoserver/TreeKeeperWFS/wfs
Then, click "GET LAYERS", and the login window should pop up in your browser. Please enter your credentials, and the following should show in the Layers menu:
You can now add the layers you desire!