Cisco Wireless IP Phone 8821-EX

Data Sheets

• Cisco IP Conference Phone 8832 Data Sheet 27-Sep-2019
• Cisco IP Phone 8865 Data Sheet 17-Oct-2018
• Cisco IP Phone 8865NR Data Sheet 02-Feb-2017
• Cisco IP Phone 8851/61 Key Expansion Module Data Sheet 03-Feb-2021
• Cisco IP Phone 8845 Data Sheet 17-Oct-2018
• Cisco IP Phone 8841 Data Sheet 01-Jul-2020
• Cisco IP Phone 8800 Key Expansion Module Data Sheet 11-Oct-2017
• Cisco IP Phone 8800 Series with Multiplatform Phone Firmware Data Sheet 24-Aug-2020
• Cisco Wireless IP Phone 8821 Data Sheet 29-Jun-2020
• Cisco Wireless IP Phone 8821-EX Data Sheet 04-Mar-2020

End-of-Life and End-of-Sale Notices

English

• End-of-Sale and End-of-Life Announcement for the Cisco IP Conference Phone 8831 for on-premise and accessories 08-Apr-2019
• End-of-Sale and End-of-Life Announcement for the Cisco CP-BEKEM-K9= 03-Oct-2018

French - Canadian

• Annonce d’arrêt de commercialisation et de fin de vie de Cisco Select IP Conference Phone 8831 for on-premise and accessories 19-Dec-2019
• Annonce d’arrêt de commercialisation et de fin de vie de Cisco IP Conference Phone 8831 for on-premise and accessories 08-Apr-2019
• Annonce d’arrêt de commercialisation et de fin de vie de Cisco CP-BEKEM-K9= and CP-BEKEM-W= 03-Oct-2018

Field Notices

Cisco Wireless IP Phone 8821-EX

• Field Notice: FN - 70173 - CP-8821 – Potential Battery and Battery Compartment Gasket Damage - Hardware Upgrade Available 16-Oct-2019
• Field Notice: FN - 70047 - CP-8821 - IP Phone Displays "MIC not installed" Error Message - Workaround Provided 30-Nov-2017

Security Advisories, Responses and Notices

Most Recent

• Cisco IP Phones Call Log Information Disclosure Vulnerability 17-Jun-2020
• Cisco IP Phones Web Server Remote Code Execution and Denial of Service Vulnerability 15-Apr-2020
• Cisco IP Phone Remote Code Execution and Denial of Service Vulnerability 25-Feb-2020
• Key Negotiation of Bluetooth Vulnerability 13-Aug-2019
• Cisco IP Phone 7800 and 8800 Series Session Initiation Protocol Denial of Service Vulnerability 03-Jul-2019
• Cisco IP Phone 7800 Series and 8800 Series Session Initiation Protocol XML Denial of Service Vulnerability 01-May-2019
• Cisco IP Phone 8800 Series Authorization Bypass Vulnerability 20-Mar-2019
• Cisco IP Phone 7800 Series and 8800 Series Remote Code Execution Vulnerability 20-Mar-2019
• Cisco IP Phone 8800 Series Cross-Site Request Forgery Vulnerability 20-Mar-2019
• Cisco IP Phone 8800 Series File Upload Denial of Service Vulnerability 20-Mar-2019
• Cisco IP Phone 8800 Series Path Traversal Vulnerability 20-Mar-2019
• Cisco IP Phone 7800 and 8800 Series Cisco Discovery Protocol and Link Layer Discovery Protocol Denial of Service Vulnerability 20-Feb-2019
• Cisco IP Phone 8800 Series Arbitrary Script Injection Vulnerability 09-Jan-2019
• Cisco Unified IP Phone Software Denial of Service Vulnerability 06-Jun-2018
• Cisco IP Phone 7800 Series and 8800 Series and Cisco Wireless IP Phone 8821 Denial of Service Vulnerability 16-May-2018

Compatibility Information

• Cisco IP Phone 8800 Series Compatibility 08-Nov-2019

Release Notes

Cisco Wireless IP Phone 8821-EX

• Cisco Wireless IP Phone 8821 and 8821-EX Release Notes for Firmware Release 11.0(6) 18-Sep-2020
• Cisco Wireless IP Phone 8821 and 8821-EX Release Notes for Firmware Release 11.0(5)SR3 18-Sep-2020
• Cisco Wireless IP Phone 8821 and 8821-EX Release Notes for Firmware Release 11.0(5)SR2 26-Aug-2020
• Cisco Wireless IP Phone 8821 and 8821-EX Release Notes for Firmware Release 11.0(5)SR1 03-Sep-2020

Licensing Information

• Cisco IP Phone 8800 Series Multiplatform Phones Open Source License for Firmware Release 10.4(1) 25-Aug-2016 (PDF - 1 MB)
• Cisco IP Phone 8800 Series for Multiplatform Phones Open Source License 11.0(1) 19-Jun-2017 (PDF - 1 MB)
• Cisco IP Phone 8800 Series for Multiplatform Phones Open Source License 11.0(0) 28-Mar-2017 (PDF - 1 MB)

Technical References

• Accessibility Features for the Cisco IP Conference Phone 8832 11-Apr-2019
• Accessibility Features for the Cisco IP Phone 8800 Series 20-Sep-2019
• Certificate Authority Trust List 26-Feb-2020 (PDF - 281 KB)
• Cisco Unified IP Conference Phone 8831 Accessibility Features 09-Aug-2017
• Cisco Wireless IP Phone 8821 Support for Third-Party Cases and Covers 20-Dec-2018 (PDF - 192 KB)

Design Guides

• Cisco IP Conference Phone 8832 WLAN Deployment Guide 13-Mar-2020 (PDF - 31 MB)
• Cisco IP Phone 8861 and 8865 Series WLAN Deployment Guide 11-Sep-2020 (PDF - 30 MB)
• Cisco Wireless IP Phone 8821 and 8821-EX Wireless LAN Deployment Guide 06-Sep-2018 (PDF - 32 MB)

Install and Upgrade Guides

• Cisco IP Conference Phone 8832 Regulatory Compliance and Safety Information 23-Nov-2017 (PDF - 2 MB)
• Cisco IP Phone 8800 Series Installation Guide 17-May-2016 (PDF - 234 KB)
• Cisco IP Phone 8800 Series Regulatory Compliance and Safety Information 13-Dec-2017 (PDF - 2 MB)
• Cisco Wireless IP Phone 8821 and 8821-EX Regulatory Compliance and Safety Information 15-Jul-2016 (PDF - 3 MB)

Configuration Examples and TechNotes

Cisco Wireless IP Phone 8821-EX

• Migrating from Cisco 7925/7925-EX/7926 wireless phones to Cisco 8821 wireless phones 19-Nov-2018

Programming Guides

• Cisco Unified IP Phone Services Application Development Notes for Cisco Unified Communications Manager and Multiplatform Phones 18-Sep-2020

End-User Guides

Cisco Wireless IP Phone 8821-EX

• Cisco Wireless IP Phone 8821 and 8821-EX User Guide 09-Sep-2020
• Cisco Wireless IP Phone 882x Series Accessory Guide 03-Sep-2020
• Cisco Wireless IP Phone 8821 and 8821-EX Quick Start Guide 04-Jul-2016 (PDF - 288 KB)

Maintain and Operate Guides

Cisco Wireless IP Phone 8821-EX

• Cisco Wireless IP Phone 8821 and 8821-EX Administration Guide for Cisco Unified Communications Manager 10-Sep-2020

Troubleshooting TechNotes

Cisco Wireless IP Phone 8821-EX

• Cisco 8821 Wireless Phone Troubleshooting 08-Apr-2020
• How to get your 8821/792x wireless phones performing reliably 11-Mar-2020

Brochures

• Cisco IP Phone Portfolio Brochure 08-Nov-2017 (PDF - 7 MB)

Presentations

• Phone Firmware Migration Bulk Provisioning 19-Feb-2021 (PDF - 742 KB)
• Phone Firmware Migration Overview 06-Nov-2020 (PDF - 365 KB)

White Papers

• Cisco IP Conference Phone 8832 Deployment Guide 29-Aug-2018
• Cisco IP Phone 7800 and 8800 Series Security Overview White Paper 16-Feb-2021 (PDF - 844 KB)
• Cisco Wireless IP Phone 8821 Battery Performance White Paper 30-Sep-2020 (PDF - 162 KB)
• Convert between Enterprise Firmware and Multiplatform Firmware for Cisco IP Phone 7800 and 8800 Series Guide 25-Nov-2020
• Report - Listening Test on Teleconference Devices 22-Jul-2018 (PDF - 4 MB)

Translated End-User Guides

Most Recent

• Cisco 8800 系列 IP 电话用户手册 18-Feb-2021 (PDF - 12 MB)
• Руководство пользователя телефона Cisco IP серии 8800 18-Feb-2021 (PDF - 12 MB)
• Guia do usuário do Telefone IP Cisco série 8800 18-Feb-2021 (PDF - 12 MB)
• Guide de l’utilisateur des téléphones IP Cisco 8800 Series 18-Feb-2021 (PDF - 12 MB)
• Руководство администратора беспроводных телефонов Cisco IP 8821 и 8821-EX для Cisco Unified Communications Manager 25-Nov-2020 (PDF - 6 MB)
• Guia de administração do Telefone IP sem fio Cisco 8821 e 8821-EX para Cisco Unified Communications Manager 25-Nov-2020 (PDF - 6 MB)
• Cisco Wireless IP Phone 882x 系列附件指南 19-Nov-2020 (PDF - 4 MB)
• Vodič za priključke za Cisco Wireless IP Phone serije 882x 19-Nov-2020 (PDF - 3 MB)
• Руководство по принадлежностям для телефонов Cisco Wireless IP Phone серии 882x 19-Nov-2020 (PDF - 3 MB)
• Guia de acessórios do Cisco Wireless IP Phone 882x Series 19-Nov-2020 (PDF - 3 MB)
• Guide des accessoires pour les téléphones IP sans fil Cisco 882x Series 19-Nov-2020 (PDF - 3 MB)
• Korisnički vodič za Cisco Wireless IP Phone 8821 i 8821-EX 13-Nov-2020 (PDF - 7 MB)
• Руководство пользователя беспроводных IP-телефонов Cisco 8821 и 8821-EX 13-Nov-2020 (PDF - 7 MB)
• Guide de l’utilisateur des téléphones IP sans fil Cisco 8821 et 8821-EX 13-Nov-2020 (PDF - 7 MB)
• Brugervejledning til Cisco trådløs IP-telefon 8821 og 8821-EX 13-Nov-2020 (PDF - 7 MB)