Users can chat with anyone who has a Google Apps account by signing in to Gmail with their Google Apps account.
If you'd like to prevent users at your domain from signing in to Google Talk, follow the steps to disable a service that you no longer want, or continue reading about sharing options.
To manage your domain's chat settings:
- Sign in to the Google Admin console.
- Click Apps > Google Apps > Talk/Hangouts.
- Adjust the settings as described below.
The Google network referred to in these options is comprised of Google Apps and Gmail users.
|Within the Google network|
|Outside the Google network|
If you check the box to Disable chat history by forcing all future chats to be "Off the record", any future chat discussions your users have won't be archived in their email accounts. If chat history was enabled in the past, your users may still have some chat conversations archived after you disable the feature.
If you don't disable chat history for your domain, your users will be able to control their own chat history settings. See Chat history to learn more.
Check Automatically accept chat invitations between users within your domain if you want chat invitations to be accepted among users in your domain without users having to manually accept invitations. This is a default setting; users will be able to override this setting and change it in their accounts.
Use these settings to control whether your users can initiate voice or video calls.
Allow users to place phone calls to landline and mobile phones from chat
This option to make computer-to-phone calls is not available if your declared country is in the blocked list found here.
Within chat, this option is called Call phone.
Allow users to place voice calls from chat to other chat users
This option enables computer-to-computer voice calls.
Allow users to place video calls
Allows users to start and join Hangouts video calls.