This only applies to devices which are already running at least version 4. In previous versions Polycom SIP software 3. Also the firmware was packaged differently in the previous SIP versions as the device firmware was provided as two separate binary files, the bootloader image and the application image. In order to utilize Lync integration a one-time update process must first be used to upgrade devices running 3. Updating Firmware The Polycom SIP phones support a few different methods for software updates, most commonly utilizing a central FTP provisioning server so that all devices will check a single distribution point for configuration changes and new firmware images.
The previous article mentioned above contains links with more details on enterprise deployment and management practices.
But when trying to update the firmware for a few phones there is a new process which was introduced with the 4. This process allows the device to be manually pointed to a Polycom hosted web server distribution point on the Internet to download and install new firmware packages from.
As of the writing of this article the Lync specific firmware release is not yet included on the Polycom Hosted Server, so primarily Open SIP only firmware releases will be available using this method. Connect to the IP address of the phone using a web browser. From the Utilities menu select Software Upgrade. If the connection is successful then a list of currently provided software versions will be returned.
Select the desired version if there is more than one listed and click the Install button. This will trigger a reboot of the phone and begin the update process. This status bar here will indicate the completion of downloading the. Once this process is complete the device update will be complete and it will start the application interface. Any configuration settings previously entered will be retained. Normally only the latest version will be provided on the Polycom Hosted Server, but this central distribution point may not include the most recent versions released depending on what features or capabilities were introduced in the last release.
For example the recent 4. For this reason it may be necessary to download the available software package for the 4. Using Custom Software Distribution To create a custom software distribution a software package must first be downloaded, the firmware files extracted, and then a configuration file created and modified. There is still some initial setup required but this is a basic as creating a single XML file and then dropping it an the desired firmware files directly into any web server directory.
For engineers looking to carry phones around to different sites for demonstration purposes then selecting a web server on the Internet makes it very easy to update the phones over the Internet, while for supporting updates for a handful of devices on an internal network then utilizing an existing web server is ideal.
Either way once the directory is setup then any device can be manually pointed to the directory and the phone will utilize HTTP to download and apply the firmware. Also this process can be used to downgrade software if needed as multiple versions can be stored in the same location and a menu will be presented to allow the desired version to be installed.
All currently available versions of the Polycom UCS can be located in the official software release matrix online as well as on the product support page for any model SIP phone. Always make sure to download the Split version of any versions as two different types of packages are provided: Note that the newly qualified Lync software release of 4. Read and accept the notice regarding the previously explained upgrade process requirements for older devices.
These are the individual firmware files for each model of Polycom SIP phone. The table below indicates which firmware file is used by which device.