Snom 300

Firmware Installation

Important upgrade/downgrade instructions:
 * Any phone running an 8.9.3.x or higher firmware should not be downgraded to a version below
 * This may lead to a deadlock situation where the firmware works, but the phone cannot be updated anymore at all!
 * All versions lower than are affected by this update procedure issue.
 * Only option left to get out from such deadlock situation is to use the network recovery procedure as described in the Snom support How-to
 * If the downgrade is mandatory, use the as an intermediate firmware downgrade step, before you finally install the desired/known as affected version!
 * Please note: if you experience the deadlock situation do not open an RMA case, as this is not a hardware/flash issue!
  1. Before downgrading to one of the archived version listed, please consider using the stable release!
  2. Check the release notes for version 8 carefully!
  3. Perform the update/downgrade following the steps below:

Right-click on one of the following links and choose Copy shortcut:

2a. Open the Web User Interface and navigate to the Software Update page

2b. Paste the link into the Firmware field

Web User Interface -> Software Update -> Firmware

Press Load
--> The phone reboots and may ask you to perform the update

3b. Click
Note: Do not disconnect the power at anytime!

3c. Check you firmware version afterwards:

On your snom300 Phone User Interface:
    1. Press once then
    2. Press and
    3. The firmware version is displayed:s300-SIP X.Y.Z
version v8.7.5.35

Snom 320

Maintenance Rollup Preview - April 2016

Release is the Maintenance Rollup Preview for Snom desktop phones, based on latest release - November 2015.

 * Read ALL of the information below before installing the software on your device. 
 * This software is BETA software and has not been fully QA tested and approved. Install at your own risk.
 * Please install and test the software in your environment before mass deployment.
 * This software is only intended to be installed in test environments.
 * Read and follow our security advisories.
 * This release does NOT include the OpenVPN feature anymore. If you wish to use this feature please make sure you understand all security implications and follow this link after installing the software.

Installation Instructions

  1. Right-click on the appropriate link for your device and choose Copy shortcut:
  2. Open the Web User Interface and navigate to the Software Update page
  3. Paste the link into the Firmware field
  4. Navigate to: Web User Interface -> Software Update -> Firmware:
  5. Press Load

--> The Device reboots and starts the software update.

Note: Do not disconnect the power at any time during this process!

version v7.3.30

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