Provision Snom DECT IP Phones

Supported Snom DECT Models

This guide applies to the following SNOM DECT base stations:

• M300

• M400

• M700

• M900

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Factory Reset the Snom DECT System

Before provisioning, it is recommended to reset both the base station and handsets to factory defaults.

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Reset the Snom DECT Base Station

(M300, M400, M700, M900)

1. Press and hold the Reset button on the base station for at least 10 seconds.

2. Release the button and allow the base station to restart.

After the restart, the base station is restored to factory default settings.

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Reset Snom DECT Handsets

(M25, M65, M70, M80, M85, M90)

1. Press the Menu key on the handset.

2. Navigate to Settings > Reset settings.

3. Select Yes to confirm.

4. Enter the PIN 0000, then press OK.

5. Wait for the handset to restart.

After the restart, the handset is successfully reset to factory defaults.

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Upgrade the Base Station Firmware

Before provisioning your SNOM DECT system with PortSIP PBX, ensure the base station is running the latest required firmware.

Check and Update Firmware

1. Open a web browser and navigate to the IP address of the DECT base station.

2. Log in using the default credentials:

   • Username: admin

   • Password: admin

3. Go to Home / Status > Firmware Version.

4. Compare the Version and Branch with the latest firmware available on the SNOM support website.

5. Navigate to Firmware Update and enter the following:

   • Firmware update server address: http://dect.snom.com

   • Required Version: Enter the latest firmware version provided by SNOM.

   • Required Branch: Enter the required branch for your model.

   Example At the time this guide was written, the latest firmware for the M900 base station was:

   • Version: 670

   • Branch: 202

6. Click Save / Start Update.

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Firmware Upgrade Process

• The firmware upgrade will begin after a short delay.

• During the upgrade, the LED on the base station will flash red, indicating that the update is in progress.

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❗Important The firmware upgrade process may take several minutes. Do not power off, restart, or interrupt the base station during the upgrade.

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Troubleshooting

If you encounter any issues during the firmware upgrade:

• Refer to the SNOM user guide troubleshooting section, or

• Contact SNOM technical support or your PortSIP support representative for assistance.

Here also have the SNOM official guides:

• How to update M300,M700,M900 DECT Base Station manually

• How to update M-Series - DECT handsets

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Add a DECT Phone in PortSIP PBX

Follow the steps below to add an SNOM DECT phone to the PortSIP PBX.

To add a DECT phone:

1. Sign in to the PortSIP PBX Web Portal.

2. Navigate to Call Manager > DECT Phones.

3. Click Add. The Add DECT Phone window appears.

4. Select the phone model and enter the MAC address of the DECT base station.

5. Click OK.

6. Enter a descriptive name for the DECT phone to help identify it easily.

7. In the Network field, select the network interface that the DECT phone will use.

8. Select the transport protocol the phone will use to send and receive SIP signaling with the PBX (for example, UDP, TCP, or TLS).

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Assign Users to Handsets

After adding the DECT phone, assign users to the handsets to enable calling and user-specific behavior.

To assign users to handsets:

1. Open the Users tab.

2. For each handset, select the user(s) you want to assign.

3. (Optional) To restrict a user to a specific handset, enter the handset’s IPUI/IPEI in the corresponding field.

   • Leave this field blank if you do not want to apply any handset restriction.

4. Click OK to save the settings.

❗Important Verify the IPUI/IPEI values carefully before saving. Entering an incorrect value may prevent the user from registering or receiving calls.

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Remove IPUI/IPEI Restriction for a User

If you need to remove a handset restriction for a user, you can clear the assigned IPUI/IPEI.

To remove the IPUI/IPEI restriction:

1. Locate the user’s IPUI/IPEI field.

2. Enter FFFFFFFFFF in the IPUI/IPEI field.

3. Save your changes.

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Enter the Provisioning URL in the DECT Web UI

After configuring the DECT phone in PortSIP PBX, you must enter the provisioning URL in the DECT base station’s web interface to provision the handsets.

Step 1: Copy the Provisioning URL from PortSIP PBX

1. Sign in to the PortSIP PBX Web Portal.

2. Navigate to Call Manager > DECT Phones.

3. Double-click the desired DECT phone to open its settings.

4. Copy the Provisioning URL.

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Step 2: Configure the DECT Base Station

1. Open a web browser and enter the IP address of the DECT base station.

2. Log in to the DECT web interface.

3. Navigate to Management > Configuration > Configuration Server Address Settings.

4. Paste the copied Provisioning URL into the appropriate field.

5. Click Save and Reboot.

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Register Snom Handsets and Assign Users

After completing the configuration, register the SNOM handsets with the DECT base station and assign them to users. Register the handsets in the same numerical order used during the configuration process.

To register a handset and assign a user:

1. On the handset, press the Menu button. (For the M25 handset, press the center button of the navigation circle.)

2. Navigate to Connectivity, then press the center button to select it.

3. Select Register.

4. When prompted for the Access Code, enter 0000, then press OK.

5. Wait for the registration process to complete.

Once registration is successful, the handset is automatically assigned to the corresponding user.

Repeat for Additional Handsets

Repeat the steps above for each handset you want to register with the base station.

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Upgrade Snom Handset Firmware

To upgrade a SNOM handset’s firmware, the handset must already be paired with the DECT base station and registered as an extension. This procedure can be performed only after:

• The DECT base station has been upgraded to the required firmware

• The base station has been provisioned by PortSIP PBX

• The handsets have been successfully registered (paired)

❗Important Before performing the upgrade, ensure the handset is placed in the charging cradle and the battery level is above 50%.

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Check the Current Handset Firmware Version

1. On the handset, press the Menu key.

2. Navigate to Settings > Status > Handset status.

3. Locate the SW version, which indicates the current handset firmware version.

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Upgrade the Handset Firmware

1. Open a web browser and enter the IP address of the DECT base station.

2. Log in to the web interface:

   • Username: admin

   • Password: The password you configured when adding the DECT phone to PortSIP PBX

3. Navigate to the Firmware Update tab.

4. In the Firmware update server address field, enter: http://dect.snom.com

5. Verify that the handset model appears in the Type field (for example, M70).

6. Enter the required firmware information:

   • Required Version: 670

   • Required Branch: 201 (or the latest branch available for your handset model)

1. Click Start Update.

• The firmware update will begin shortly after you start the process.

• The handset may reboot automatically during the upgrade.

❗Important Do not power off, reset, or disconnect the DECT base station or handset while the firmware upgrade is in progress. Interrupting the process may cause the handset to become unusable.