--- title: "Cisco 79XX - Function Buttons" slug: "cisco-79xx-function-buttons" tags: ["calltower", "public"] updated: 2026-09-18T14:01:40Z published: 2026-09-18T14:01:40Z canonical: "learn.calltower.com/cisco-79xx-function-buttons" --- > ## Documentation Index > Fetch the complete documentation index at: https://learn.calltower.com/llms.txt > Use this file to discover all available pages before exploring further. # Cisco 79XX - Function Buttons #### Goal The purpose of this article is to show what the four different function buttons look like and where they are located on the physical Cisco 79XX phone. ## Resolution/Steps 4 different function buttons are usually found on the right-hand side of the phone. The function buttons are used to access the following features: 1. Messages - Voicemail 2. Directories - Extension/User Details within the company 3. Services - Opens/closes the Services menu. 4. Settings ![Function Button.PNG](https://cdn.us.document360.io/4662144b-ab1f-4796-8b7b-e9f9c609894f/Images/Documentation/Function_Button.PNG?sv=2026-02-06&spr=https&st=2026-11-04T20%3A22%3A05Z&se=2026-11-04T21%3A22%3A05Z&sr=c&sp=r&sig=4a2Hx9%2BldfbVS0f9I73ZgTo9I6ULNjtwXkiD7eMClbc%3D) - ​​​​​​​Enable/Disable Do Not Disturb (DND) - Reset Settings - Ethernet/Network Setup ### Common Issues/Related Articles Factory Reset: - 7940 and 7960: [Cisco - Phone: 7940 and 7960 Factory Reset Procedure](/v1/docs/cisco-79xx-7940-and-7960-factory-reset-procedure) - 7920: [Cisco - Phone: 7920 Factory Reset Procedure](/v1/docs/cisco-79xx-factory-reset-procedure) - 7942 and 7962: Cisco - Phone: 7942 and 7962 Factory Reset Procedure - 7945, 7965, and 7975: [Cisco - Phone: 7945, 7965, 7975 Factory Reset Procedure](/v1/docs/cisco-79xx-7945-7965-7975-factory-reset-procedure) - 7921: [Cisco - Phone: 7921 Factory Reset Procedure](/v1/docs/cisco-79xx-7921-factory-reset-procedure) - 7925: [Cisco - Phone: 7925 Factory Reset Procedure](/v1/docs/cisco-79xx-7925-factory-reset-procedure) 79XX Features: - [Cisco - Phone: Overview - 79XX Series](/v1/docs/cisco-79xx-series-overview) - [Cisco - Phone: iDivert - 79XX Series](/v1/docs/cisco-79xx-idivert) - [Cisco - Phone: Pickup - 79XX Series](/v1/docs/cisco-79xx-call-pickup) - [Cisco - Phone: Extension Mobility - 79XX Series](/v1/docs/cisco-79xx-extension-mobility) - [Cisco - Phone: Joining Calls - 79XX Series](/v1/docs/cisco-79xx-joining-calls) - [Cisco - Phone: Receiving Calls - 79XX Series](/v1/docs/cisco-79xx-receiving-calls) - [Cisco - Phone: Call Park - 79XX Series](/v1/docs/cisco-79xx-call-park) - [Cisco - Phone: Speed Dials - 79XX Series](/v1/docs/cisco-79xx-speed-dials) - [Cisco - Phone: Transferring a Call - 79XX Series](/v1/docs/cisco-79xx-transferring-a-call) - [Cisco - Phone: Do Not Disturb (DND) - 79XX Series](/v1/docs/cisco-79xx-do-not-disturb) - [Cisco - Phone: Answering Additional Calls - 79XX Series](/v1/docs/cisco-79xx-answering-additional-calls) - [Cisco - Phone: Cisco Function Directories - 79XX Series](/v1/docs/cisco-79xx-function-directories) - [Cisco - Phone: Switching Between Calls - 79XX Series](/v1/docs/cisco-79xx-switching-between-calls) - [Cisco - Phone: Cisco Function Settings - 79XX Series](/v1/docs/cisco-79xx-function-settings) - [Cisco - Phone: Returning to Initial Call - 79XX Series](/v1/docs/cisco-79xx-returning-to-initial-call) - [Cisco - Phone: Placing a Call on Hold - 79XX Series](/v1/docs/cisco-79xx-placing-a-call-on-hold) - [Cisco - Phone: Call Forwarding an Incoming Call - 79XX Series](/v1/docs/cisco-79xx-call-forwarding-an-incoming-call) ​​​​​​​ - [Cisco - Phone: Meet Me Conference Call - 79XX Series](/v1/docs/cisco-79xx-meet-me-conference-call) - [Cisco - Phone: Cisco Call Forwarding All - 79XX Series](/v1/docs/cisco-79xx-call-forwarding) - [Cisco - Phone: Placing a Call - Internal, External, 911 or 411 - 79XX Series](/v1/docs/cisco-79xx-placing-a-call)