Configures the proxy setting automatically or manually. You can also use the proxy command to add, delete, and list proxy ...

Configures the proxy setting automatically or manually. You can also use the
proxy command to add, delete, and list proxy server records.

Run the proxy command with the configure option and no url value to
automatically detect and configure a proxy.

tf proxy ([/configure [url]) [/collection:TeamProjectCollectionUrl]
         [/login:username,[password]]

tf proxy /add url [/name:name] [/site:sitename]
         [/description:description] [/default:(global|site|all)]
         [/collection:TeamProjectCollectionUrl] [/login:username,[password]]

tf proxy /delete url [/collection:TeamProjectCollectionUrl]
         [/login:username,[password]]

tf proxy /list [url1 url2 ...]
         [/collection:TeamProjectCollectionUrl] [/login:username,[password]]

tf proxy /enabled:(true|false)