 | The contents of the Telephone signaling interface page were merged into Interface standard#Telephones on 3 September 2021. For the contribution history and old versions of the merged article please see its history. |
Start a discussion about improving the Telephone signaling interface page
Talk pages are where people discuss how to make content on Wikipedia the best that it can be. You can use this page to start a discussion with others about how to improve the "Telephone signaling interface" page.
