Tim Desmarais
tdesmarais@crexendo.com

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Updated April 10th, 2025 by Tim Desmarais

Yealink Overrides - Call Settings

Call Waiting: call_waiting.enable="0" - Disabled call_waiting.enable="1" - Enabled Call Waiting Tone: call_waiting.tone="0" - Disabled call_waiting.tone="1" - Enabled Remove DND Button: features.dnd.allow="0" - Disabled features.dnd.allow="1" - Enabled Headset Mode: features.headset_mode.enable="0" - Disabled features.headset_mode.enable="1" - Enabl...

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Updated February 12th, 2026 by Tim Desmarais

Grandstream Supported Devices & Minimum Firmware

Purpose: This guide lists Grandstream devices supported by Crexendo and the minimum firmware version required for each model.  Important: Devices should be on the listed version or newer unless directed otherwise by Crexendo Support.     Overview What this is: A compatibility reference for Grandstream desk phones used with Crexendo. What “minimum fi...

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Updated February 12th, 2026 by Tim Desmarais

Crexendo CX/HTEC Series Supported Devices & Minimum Firmware

Purpose: This guide lists Crexendo CX Series devices supported by Crexendo and the minimum firmware version required for each model.  Important: Devices should be on the listed version or newer unless directed otherwise by Crexendo Support.     Overview What this is: A compatibility reference for Crexendo CX Series desk phones used with Crexendo. Wh...

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Updated February 12th, 2026 by Tim Desmarais

Snom Supported Devices & Minimum Firmware

Purpose: This guide lists Snom devices supported by Crexendo and the minimum firmware version required for each model.  Important: Devices should be on the listed version or newer unless directed otherwise by Crexendo Support.     Overview What this is: A compatibility reference for Snom desk phones used with Crexendo. What “minimum firmware” means:...

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Updated February 25th, 2025 by Tim Desmarais

Poly/Polycom Multicast Overrides

Multicast Paging on Polycom Phones The following override will create two-page groups; page group 1 is "All Page" and page group 2 is "Sales". Devices that include these override settings can send pages to these two groups. ptt.pageMode.enable="1" ptt.pageMode.group.1.label="All Page" ptt.pageMode.group.2.label="Sales" feature.nonVolatileRingerVolum...

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Updated February 12th, 2026 by Tim Desmarais

Poly Supported Devices

  Purpose: This guide lists Poly devices supported by Crexendo and the minimum firmware version required for each model.  Important: Devices should be on the listed version or newer unless directed otherwise by Crexendo Support.     Overview What this is: A compatibility reference for Poly desk phones used with Crexendo. What “minimum firmware” mean...

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Updated December 5th, 2025 by Tim Desmarais

How to Setup and Use Express Hotdesking

This feature will allow customers to sign in to hotdesking devices and see the line keys update with their current name and extension information on the display. Setup for the users is identical to the following process: https://support.crexendo.com/hc/en-us/articles/8433109446423-VIP-Hotdesking This new feature does not require users to be a Call C...

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Updated January 22nd, 2026 by Tim Desmarais

Crexendo VIP Firewall Guide

NEW EMAIL SERVERS: Please whitelist our new email service  SMTP Server:  mail.smtp2go.com   SMTP Port: 2525  Alternative ports: 8025, 587, 80 or 25. Current Version 2.5.7   Previous Version 2.5.6 https://static.helpjuice.com/helpjuice_production/uploads/upload/image/25911/direct/1749142742455/Crexendo%20VIP%20General%20Firewall%20Setup%20v2.5.6%20OC...

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Updated April 14th, 2025 by Tim Desmarais

Using SNAPMobile Android

Using SNAPmobile Android Written by Client Support | Last published at: October 31, 2024 SNAPmobile Android is a softphone with portal capabilities including a SIP softphone, contact management, answering rule management, extension dialing, visual voicemail, presence, and call recording. This article is a comprehensive guide to logging into SNAPmobi...

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Updated April 14th, 2025 by Tim Desmarais

Using SNAPMobile iOS

Using SNAPmobile iOS SNAPmobile iOS is a softphone with portal capabilities including a SIP softphone, contact management, answering rule management, extension dialing, visual voicemail, presence, and call recording. This article is a comprehensive guide to logging into SNAPmobile iOS for the first time and utilizing its features. Logging into the A...

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Updated February 4th, 2026 by Tim Desmarais

Why am I required to dial 10 digits to connect a call?

  Why 10-Digit Dialing Is Required Summary: In certain U.S. area codes, you must dial the area code + phone number (10 digits) for all calls—including local calls—so calls can be routed correctly. Overview 10-digit dialing means dialing the 3-digit area code plus the 7-digit phone number for every call (even local calls). When an area code transitio...

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Updated February 5th, 2026 by Tim Desmarais

Webphone Troubleshooting

This guide will walk you through troubleshooting the webphone for the CrexendoVIP Platform. Webphone will not register: Port 9002 Blocked/Unable to be Reached We have seen several ISPs or Routers that are blocking port 9002 from being accessed. This is the port needed for the webphone to register with our servers to operate as expected with full fun...

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Updated February 12th, 2026 by Tim Desmarais

Yealink Supported Devices and Firmware

  Purpose: This guide lists Yealink desk phones supported by Crexendo and the minimum firmware each model must be running.  Important: Devices should be on the listed version or newer unless directed otherwise by Crexendo Support.     Overview Supported scope: Yealink desk phones (models listed below) Minimum firmware: The lowest supported firmware ...

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Updated January 20th, 2026 by Tim Desmarais

Yealink Overrides - Multicast Paging

When working with Multicast Paging change the value for X with the designated line key you wish to use on the device. Multicast Paging - Recieve Only multicast.listen_address.x.ip_address="239.0.0.4:10004" multicast.listen_address.x.label="page all" multicast.receive_priority.priority="0" Multicast Paging - Broadcast and Recieve multicast.listen_add...

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Updated February 25th, 2025 by Tim Desmarais

Poly Conference Devices

Device Name: Firmware Version: Polycom SoundPoint 5000 4.0.16 Polycom SoundPoint 6000 4.0.16 Polycom SoundPoint 7000 4.0.15 Polycom Trio 8300 7.2.4 Polycom Trio 8500 7.2.4 Polycom Trio 8800 7.2.4  ...

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Updated February 25th, 2025 by Tim Desmarais

Yealink Conference Phones

Device Name: Firmware Version: Yealink CP860 37.81.0.10 Yealink CP920 78.76.0.15 Yealink CP925 148.86.0.5 Yealink CP930 (DECT Yealink W60B) 77.83.0.65 Yealink CP935W - Base (DECT Yealink 70B) 149.86.0.10 Yealink CP935W 149.86.0.10 Yealink CP960 73.86.0.20 Yealink CP965 143.86.0.1  ...

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Updated March 18th, 2025 by Tim Desmarais

Yealink Overrides - Remote Directory

Remote Directories can sometimes fail to load, when it does it will require we add this override into the devices that are missing or have the incorrect URL directory_setting.remote_phone_book.enable="1" directory_setting.history.enable="1" directory_setting.url="https://phonevip:940ce9f875b5@endpoints1-phx.vipvoice.io/cfg/yealink_directory_setting....

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Updated February 26th, 2025 by Tim Desmarais

Yealink Headset Device Firmware

If you are using the following headsets WH66, WH67, WH68 or the WH6X Dual headsets, you will need to add this override to your device to allow for the functions of the WH series headsets to be compatible with your new Yealink headset.   T5xW - This override will install the firmware for 96.86.0.127 which has been provided by Yealink as a beta firmwa...

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Updated April 8th, 2025 by Tim Desmarais

Yealink Overrides - Network Settings

=" Connect Devices to WiFi: static.wifi.enable="1" static.wifi.1.ssid="MyWiFi" static.wifi.1.label="MyWiFi" static.wifi.1.security_mode=:"WPA2-PSK" static.wifi.1.password="Thisisareallybadpassword" Static IP Address to Device: network.internet_port.type ="2" network.internet_port.ip ="PRIVATE IP ADDRESS (192.168.X.X)" network.internet_port.mask ="Su...

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Updated January 30th, 2026 by Tim Desmarais

VIP: How-To Set Up a New or Re-Flashed Poly E-Series Device for Crexendo

  Who is this Guide For? All Users Goal Get a new or re-flashed Poly E-Series phone connected and registered to the Crexendo system. Prerequisites Poly E-Series device is powered on (PoE or power adapter) Device is connected to the network (Ethernet recommended) Network allows the phone to reach the internet / Crexendo provisioning Overview This gui...

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Updated February 25th, 2025 by Tim Desmarais

Yealink Dect Supported Devices

Device Name: Firmware Version: Yealink W52P 25.81.0.60 Yealink W60B 77.85.0.25 Yealink W70B 146.85.0.40          ...

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Updated March 3rd, 2025 by Tim Desmarais

Microsoft - Single Sign On

  Instructions:   Step 1. Visit the website portal.crexendovip.com/portal and click on the "Login with Office 365" button:     Step 2. A Microsoft Sign In window will open up prompting you to input your Office 365 details. (If the pop up does not appear, please check your pop up blocker settings on your web browser)     Step 3. Once you have logged ...

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Updated February 26th, 2025 by Tim Desmarais

Snom PA-1+ Overrides

This guide gives you all of the overrides for the Snom PA -1 Device and how it's auto-provisioned to the Crexendo VIP System.   Multicast Listening: multicast_listen="on" mc_address1="239.0.0.3:10002" mc_address2="IP ADDRESS AND PORT" mc_address3="IP ADDRESS AND PORT" mc_address4="IP ADDRESS AND PORT" mc_address5="IP ADDRESS AND PORT" mc_address6="I...

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Updated December 8th, 2025 by Tim Desmarais

Distinctive Ring - Poly

voIpProt.SIP.alertInfo.x.classSpecify a ringtone for a single registered line using a string to match the Alert-Info header in the incoming INVITE. NULL (default) voIpProt.SIP.alertInfo.x.valueAlert-Info fields from INVITE requests are compared to parameters as specified (x=1, 2, ..., 22) and if a match is found, the behavior described in the corres...

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Updated February 25th, 2025 by Tim Desmarais

Snom Dect Devices

Device Name: Firmware Version: Snom MKLE 100 1.0.2.3c Snom M500 1.14.6      ...

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Updated February 25th, 2025 by Tim Desmarais

Grandstream Supported Gateways

Device Name: Firmware Version: Grandstream HT812 1.0.43.11 Grandstream HT813 1.0.43.11 Grandstream HT816 1.0.43.11 Grandstream GXW2416 1.0.23.5 Grandstream GXW2424 1.0.23.5 Grandstream GXW2432 1.0.23.5 Grandstream GXW2448 1.0.23.5  ...

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Updated December 5th, 2025 by Tim Desmarais

Crexendo VIP Call Recording Retention Policies

This article covers all the retention policies for Call Recording and CDR records. This data can also be exported to your own storage solutions to allow for easier management and retention of critical calling files. These retention polices have been updated as of June 1, 2025. Best Practices for managing recording data-    The Crexendo Team recommen...

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Updated March 3rd, 2025 by Tim Desmarais

Restricted Extensions

These are common extensions that are restricted from use due to Federal or State services needing to be dialed from your devices.  In addition to emergency numbers like 911, other non-emergency service numbers are often reserved for specific types of municipal services. Here's a breakdown of some commonly reserved VoIP extensions that provide access...

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Updated March 3rd, 2025 by Tim Desmarais

Device Based Hot Desking

Hot Desking (or Hoteling) is a workplace system where employees use available desks at different times on a first-come, first-served basis. Companies generally turn to hot desking to maximize space utilization, improve desk efficiency, and reduce real estate costs.    In your Crexendo VIP domain, you have the option to set up your physical phones so...

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Updated April 8th, 2025 by Tim Desmarais

Yealink Local Company Directory

  This Guide will allow you to use the tools to generate your own local company directory for the Yealink devices.  How to use Yealink Directory GuideBook Yealink Directory Tool...

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Updated March 3rd, 2025 by Tim Desmarais

GSuite - Single Sign On

Instructions:     Step 1: Visit the website portal.crexendovip.com/portal and Click on the "Sign in with Google" button.     Step 2: A Google Accounts Sign In window will open up prompting you to input your GSuite/Google Account Details.   Note: If the pop up does not appear, please check your pop up blocker settings on your web browser     Step 3: ...

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Updated February 25th, 2025 by Tim Desmarais

Grandstream Overrides

Custom Wallpaper: P2917="image URL" P2916="1" Enable Attended Transfer: P1376="1" BLF CALL PICKUP: These overrides apply to line keys 1-6 allowing for BLF pickup Enable = 1 Disable = 0 P6752="1" P6753="1" P6754="1" P6755="1" P6756="1" P6757="1"  ...

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Updated February 26th, 2025 by Tim Desmarais

Wifi/Bluetooth on Yealink via usb

Connecting Wifi dongle to Device   Insert the Wi-Fi USB Dongle into the USB port on the back of the phone when the phone is in an idle state. The LCD screen will prompt: Searching for Wi-Fi Assistant? Select the Wi-Fi List Softkey  Use the menu arrow keys to select the desired Wi-Fi network. Press the Connect Softkey. Enter the Wi-Fi password. Press...

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Updated February 25th, 2025 by Tim Desmarais

Yealink Wallpaper Sizes

Device Name: Supported Formats Image Size (Pixels) File Size:   VP59 .jpg, .png, .bmp     1920*1200         SIP-T29G    .jpg, .jpeg, .png, .bmp     480*272, 1.8MP     <= 5MB       SIP-T32G     .jpg, .png, .bmp     480*272         SIP-T38G     .jpg, .png, .bmp     480*272         SIP-T46G     .jpg, .jpeg, .png, .bmp     480*272, 1.8MP     <= 5M...

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Updated May 12th, 2025 by Tim Desmarais

V44.3 Release Notes - CrexendoVIP

📌 Bug Fix & Improvements API Highlights API-1965 Call Center Supervisors can access agent recordings from outbound, off-net calls. API-1976 Attempted Phaxio faxes no longer show up as voicemail entries. API-1977, API-2210, API-2258 Improved accuracy of Call Center Stats. API-2156 Cached remote recordings are now purged by the system. This is con...

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Updated December 5th, 2025 by Tim Desmarais

How to Setup Enhanced Voicemail for a User

If you would like to add the option to dial another extension or return to an operator or auto attendant from a user's voicemail, follow the steps below:   1. Login to the web portal.   2. Access the Voicemail settings from either your Messages tab or from the "Edit User" and "Voicemail" tab.   3. In the "Operator Forward" section, input the extensi...

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