--- title: "Cisco 88XX - IP Phone No Compromise Voice Communications" slug: "cisco-88xx-ip-phone-no-compromise-voice-communications" tags: ["calltower", "public"] updated: 2026-09-18T14:09:33Z published: 2026-09-18T14:09:33Z canonical: "learn.calltower.com/cisco-88xx-ip-phone-no-compromise-voice-communications" --- > ## 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 88XX - IP Phone No Compromise Voice Communications ## Issue Phone ## Resolution ![2.jpg](https://cdn.us.document360.io/4662144b-ab1f-4796-8b7b-e9f9c609894f/Images/Documentation/2(4).jpg?sv=2026-02-06&spr=https&st=2026-11-05T00%3A13%3A27Z&se=2026-11-05T01%3A13%3A27Z&sr=c&sp=r&sig=McdCuCFiDuRO3dPzxdFz%2Feelb9yWW2VL6dGCMYbx63Q%3D)