Contents

• Introduction
• Related Documentation
• Cisco IP Phone 8800 Series Documentation
• New and Changed Features
• Installation
• Upgrade Firmware
• Limitations and Restrictions
• Phone Behavior During Times of Network Congestion
• Caveats
• Access Cisco Bug Search
• Open Caveats
• Cisco IP Phone Firmware Support Policy
• Documentation, Service Requests, and Additional Information

First Published: January 29, 2016

Last Updated: October 10, 2016

Introduction

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These release notes support the Cisco IP Phone 8800 Series Third-Party Call Control running SIP Firmware Release 10.3(1).

The following table lists the support and protocol compatibility for the Cisco IP Phones.

Table 1 Cisco IP Phones, Support, and Firmware Release Compatibility

Cisco IP Phone	Protocol	Support Requirements
Cisco IP Phone 8800 Series	SIP	Third-Party Call Control System

Related Documentation

Use the following sections to obtain related information.

Cisco IP Phone 8800 Series Documentation

Refer to publications that are specific to your language, phone model, and call control system. Navigate from the following documentation URL:

http:/​/​www.cisco.com/​c/​en/​us/​support/​collaboration-endpoints/​unified-ip-phone-8800-series/​tsd-products-support-series-home.html

New and Changed Features

This release contains no new or changed features.

Installation

Upgrade Firmware

The Cisco Unified IP Phone 8800 Series Third-Party Call Control supports a single image upgrade by TFTP, HTTP, or HTTPS.

Procedure

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Step 1	Download the zip files. Example: cp-88xx-sip.10-3-1-11-3PCC.zip
Step 2	Unzip the files.
Step 3	Put the files on the tftp/http/https download directory.
Step 4	Configure the Upgrade Rule on the Provisioning tab in the web page with the valid URL. The format is: http://<phone_ip>/admin/upgrade?<schema>://<serv_ip[:port]>/filepath The third-party call control can also upgrade via a URL in the web browser: http://<phone_ip>/admin/upgrade?<schema>://<serv_ip[:port]>/filepath Note    The loads file is put in the file path of the above url. The zip file contains other file types also. Only loads file is used in the above URL. After the firmware upgrade completes, the phone reboots automatically.

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Limitations and Restrictions

Phone Behavior During Times of Network Congestion

Anything that degrades network performance can affect Cisco IP Phone voice and video quality, and in some cases, can cause a call to drop. Sources of network degradation can include, but are not limited to, the following activities:

• Administrative tasks, such as an internal port scan or security scan

• Attacks that occur on your network, such as a Denial of Service attack

Caveats

Access Cisco Bug Search

Known problems (bugs) are graded according to severity level. These release notes contain descriptions of the following:

• All severity level 1 or 2 bugs

• Significant severity level 3 bugs

You can search for problems by using the Cisco Bug Search.

Before You Begin

To access Cisco Bug Search, you need the following items:

• Internet connection

• Web browser

• Cisco.com user ID and password

Procedure

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Step 1	To access the Cisco Bug Search, go to: https:/​/​tools.cisco.com/​bugsearch
Step 2	Log in with your Cisco.com user ID and password.
Step 3	To look for information about a specific problem, enter the bug ID number in the Search for field, then press Enter.

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Open Caveats

The following table lists severity 3 defects that are open for the Cisco IP Phone 8800 Series Third-Party Call Control for Firmware Release 10.3(1).

For more information about an individual defect, you can access the online record for the defect by accessing the Bug Search tool and entering the Identifier. You must be a registered Cisco.com user to access this online information.

Because defect status continually changes, the table reflects a snapshot of the defects that were open at the time this report was compiled. For an updated view of open defects, access Bug Toolkit as described in Access Cisco Bug Search.

Table 2 Open Caveats for Firmware Release 10.3(1)

Identifier	Headline
CSCuu93315	3PCC-88xx: Distinctive Alerts (Alert-Info header) are not getting played
CSCut33172	3PCC-88xx: Some DHCP options(option 120, 125, 151) missing in DHCP request
CSCuu95681	3PCC-88xx: CFWD All icon is displayed for a sec when enable or disable DND
CSCuv66858	3PCC-88xx: Codec G722.2 does not support silence suppression
CSCuv92657	3PCC-88xx: Early conference is not supported during network conference
CSCuw35358	3PCC-88xx: Call statistics becomes 0 after local/remote holding
CSCuw62092	3PCC-88xx: During active call, unplug and plugin USB headset will impact USB Mic audio and call status
CSCux12710	3PCC-88xx: RTP TOS setting change but still default value is used in RTP packet
CSCux29725	3PCC-88xx: No RTP packets were sent in mute state when using G729ab codec
CSCux76977	3PCC-88xx: Extra en-US.tar attempted to download after local set
CSCux76996	3PCC-88xx: No multiple Local Settings but only two are downloaded
CSCux93039	3PCC-88xx: Domain name from DHCP option is not postfixed to the SIP proxy when only hostname is set in the parameter Proxy

Cisco IP Phone Firmware Support Policy

For information on the support policy for Cisco IP Phones, see http:/​/​www.cisco.com/​c/​en/​us/​support/​docs/​collaboration-endpoints/​unified-ip-phone-7900-series/​116684-technote-ipphone-00.html.

Documentation, Service Requests, and Additional Information

For information on obtaining documentation, submitting a service request, and gathering additional information, see the monthly What’s New in Cisco Product Documentation, which also lists all new and revised Cisco technical documentation, at:

http:/​/​www.cisco.com/​c/​en/​us/​td/​docs/​general/​whatsnew/​whatsnew.html

Subscribe to the What’s New in Cisco Product Documentation as a Really Simple Syndication (RSS) feed and set content to be delivered directly to your desktop using a reader application. The RSS feeds are a free service and Cisco currently supports RSS Version 2.0.

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