First Published: December 16, 2021

Release Notes

Use these release notes with the Cisco IP Phone 7800 Series Multiplatform Phones running SIP Firmware Release 11.3(3)SR2.

  • Cisco IP Phone 7811 Multiplatform Phones

  • Cisco IP Phone 7821 Multiplatform Phones

  • Cisco IP Phone 7841 Multiplatform Phones

  • Cisco IP Phone 7861 Multiplatform Phones

The following table describes the individual phone requirements.

Phone

Support Requirements

Cisco IP Phone 7800 Series Multiplatform Phones

BroadSoft BroadWorks 24.0

MetaSphere CFS version 9.5

Asterisk 11.0

New and Changed Features

This release is a maintenance release and doesn't contain any new or enhanced features.

Upgrade the Firmware

You can upgrade the phone firmware with TFTP, HTTP, or HTTPS. After the upgrade completes, the phone reboots automatically.

Procedure

Step 1

Click this link:

https://software.cisco.com/download/home/286318380

On the Software Download web page that is displayed, ensure that IP Phone 7800 Series with Multiplatform Firmware is selected in the middle pane.

Step 2

Select your phone model in the right pane.
Step 3

On the next page that is displayed, select Multiplatform Firmware.

Step 4

On the next page that is displayed, select 11.3.3 MSR2 in the All Releases > MPPv11 folder.

Step 5

(Optional) Place your mouse pointer on the file name to see the file details and checksum values.
Step 6

Download the corresponding file.

cmterm-78xx.11-3-3MPP0203-382_REL.zip
Step 7

Click Accept License Agreement.

Step 8

Unzip the file and place the files in the appropriate location on your upgrade server.

The appropriate location is the TFTP, HTTP, or HTTPS download folder, depending on the protocol that you want to use for the upgrade.

Step 9

Upgrade the phone firmware with one of these methods.

  • Upgrade the phone firmware from the phone administration web page:

    1. On the phone administration web page, go to Admin Login > Advanced, Voice > Provisioning > Firmware Upgrade.

    2. In the Upgrade Rule field, enter the load file URL as described below.

      Load file URL format:

      <upgrade protocol>://<upgrade server ip address>[:<port>]>/<path>/<file name>.loads

      Examples:

      http://10.73.10.223/firmware/sip78xx.11-3-3MPP0203-382.loads

      https://server.domain.com/firmware/sip78xx.11-3-3MPP0203-382.loads

    3. Click Submit All Changes.

  • Upgrade the phone firmware directly from your web browser:

    In the address bar of your web browser, enter the phone upgrade URL as described below.

    Phone upgrade URL format:

    <phone protocol>://<phone ip address[:port]>/admin/upgrade?<load file URL>

    Load file URL format:

    <upgrade protocol>://<upgrade server ip address>[:<port>]>/<path>/<file name>.loads

    Examples:

    https://10.74.10.225/admin/upgrade?http://10.73.10.223/firmware/sip78xx.11-3-3MPP0203-382.loads

    https://10.74.10.225/admin/upgrade?https://server.domain.com/firmware/sip78xx.11-3-3MPP0203-382.loads

Note 

Specify the <file name>.loads file in the URL. The <file name>.zip file contains other files.

Limitations and Restrictions

Phone Behavior During Times of Network Congestion

Anything that degrades network performance can affect phone audio 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

View Caveats

You can search for caveats (bugs) with the Cisco Bug Search tool.

Known caveats are graded according to severity level, and are either open or resolved.

Before you begin

You have your Cisco.com user ID and password.

Procedure

Step 1

Click one of the following links:
Step 2

When prompted, log in with your Cisco.com user ID and password.
Step 3

(Optional) For information about a specific caveat, enter the bug ID number (CSCxxnnnnn) in the Search for field, and press Enter.

Open Caveats

The following list contains the severity 1, 2, and 3 defects that are open for the Cisco IP Phone 7800 Series Multiplatform Phones that use Firmware Release 11.3(3)SR2.

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

Because the defect status continually changes, the list reflects a snapshot of the defects that were resolved at the time this report was compiled. For an updated view of the resolved defects or to view specific bugs, access the Bug Search Toolkit as described in the View Caveats.

  • CSCvv21588 6821/7811/7832: PSK labels for Extend PSK functionality feature are truncated

  • CSCvw82717 MPP phones - SBC is rejecting a specific line-seize SIP SUBSCRIBE

  • CSCvv20301 POR: Not all characters are shown in the character preview pop-up

  • CSCvv51309 MPP software is not completing the ICE procedures when placing a call to L2SIP

  • CSCvw21396 ICE, Offer not having ICE candidates should be handled

  • CSCvw56643 Will not get the new IP address after changing the VLAN of the switch port

  • CSCvw72979 Phone will show the call center softkey after answer executive or call forward call

  • CSCvw87814 Dropped Media from ICE enabled Device on Non ICE Call Path

  • CSCvx05499 Two "Anonymous" were shown on LCD when shareline reiceving anonymous calls

  • CSCvx08073 BS DIR - can't search name containing the non ASCII char like ?

  • CSCvx13295 xmpp ping error will not trigger failover

Resolved Caveats

The following list contains the severity 1, 2, and 3 defects that are resolved for the Cisco IP Phone 7800 Series Multiplatform Phones that use Firmware Release 11.3(3)SR2.

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

Because the defect status continually changes, the list reflects a snapshot of the defects that were resolved at the time this report was compiled. For an updated view of the resolved defects or to view specific bugs, access the Bug Search Toolkit as described in the View Caveats.

  • CSCwa20369 New LCD phone's grey softkey'color is not smooth