Managed 3CX Phone System Pro Subscription
  • Billing Cycle
  • Number of Users or Call Centre Agents
  • Management Type

12,600.00 Kshs 12,600.00 Kshs 12600.0 KES


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Management Type: Managed by Cloud One

Terms and Conditions

Managed 3CX Phone System Pro

  • 12 Extensions

  • Pay as you Go Cloud One SIP Trunk with no rental fee & no expiry preloaded talk time of Ksh 3,000 per month

  • Free Cloud One 020790XXXX Phone Numbers equal to the 3CX Simultaneous Calls license . ie 4SC 3CX is bundled with 4 Cloud One Phone Numbers

  • Addon: Bring your existing 3CX Phone System Pro license or Buy it from Cloud One at a discounted price

  • Addon: Extra Cloud One Phone Numbers

  • Addon: 3rd Party SIP Trunk Interconnect to connect your own preferred Telco 

  • Addon: 3CX Session Border Controller (SBC) Appliance. Only required if you intend to use SIP phones at your premise

  • Hosted in Cloud One's Kenyan Tier 3 Data Centre

  • On-premise option

  • Remote Working Apps

  • Video Conferencing for 100 participants

  • Popular Supported CRM integration

  • Call Centre Features

  • 8x5 Phone or Remote Support

  • 24x7 Email & Emergency Phone Support

  • iOS / Android / Windows / Mac App

  • Installation Fee Waived

  • Pro rata Billing on the 1st day of the billing cycle

  • 1 Year Minimum Contract

  • No Deposit required for prepaid billing cycle. 1 Month refundable deposit required for monthly & quarterly post paid billing cycle only.

  • Service activation form required before activation of service

Self Managed 3CX Phone System Pro


All-inclusive 3CX Phone System Pro features

Core PBX Features

  • Extension Limited to Host Capacity

  • Choose own SIP Trunk

  • Intercom / Paging / PA Announcements

  • Call Parking / Pickup

  • Busy Lamp Field (BLF)

  • Real Time System Status

  • Inbuilt SBC to deploy offsite phones

  • Voicemail

  • Easy Backup and Restore

  • VMware / Hyper-V / KVM

  • Voicemail Transcription

  • Custom FQDN

  • Custom SMTP Server

Office Productivity

  • Auto Attendant / Digital Receptionist

  • Integrated Fax Server

  • IP phone provisioning in network / cloud

  • Plug & Play Phone Provisioning

  • Apps: Windows and Web Client, iOS, Android

  • Phone Directory

  • Headset Integration

  • Microsoft 365 Integration

  • CRM Integration

  • Hotel PBX

Video Conferencing

  • Poll

  • PDF Sharing

  • Screen Sharing

  • Remote Assistance

  • Whiteboard

  • Video Conference Dial-In

  • 100 Participants

Contact Center Features

  • Live Chat

  • Facebook Messaging

  • Call Logging

  • Click2Call / Click2Meet

  • SMS

  • CRM Integration

  • Escalate Chat to Call

  • Call Queues

  • Chat & Call Reporting

  • Call Recording

  • Real Time Statistics & Monitoring

  • SLA Alerting

  • Switchboard

  • Wallboard

  • Callback

  • Barge in / Listen in / Whisper

Enterprise Features

  • Call Flow Designer

  • Hot Desking

  • Scheduled Restore

  • Connect Remote Offices (Bridges)

Additional 3CX Phone System Pro Details can be phone at the 3CX Website

    Yes ,  You can call out using the bundled Pay as You Go SIP Trunk by purchasing Talk Time Top Up to enable outbound calling

    Managed 3CX Phone System Pro Subscription is preloaded with talk time worth Ksh 3,000 monthly, Ksh 9,000 quarterly and Ksh 36,000 annually depending on your preferred billing cycle. 

    Outbound call rates are available from our Pay as you Go calling rate page.

    Inbound Local & International calls to your Cloud One Phone Number +25420790XXXX are Free of Charge

    Yes, Managed 3CX Phone System Pro Subscription is bundled with a Cloud One Pay as You Go SIP Trunk & Cloud One Phone Number +25420790XXXX. You are required to complete the Service Application Form in duplicate in order to comply with The Kenya Communications Act 2010 Number Registration Regulation which states that a person or entity who intends to register a number shall provide the following particulars to the telecommunications operator or its agent.

      • Business KYC Documents

        • Copy of the Company PIN Number

        • Copy of the Certificate of Registration of Incorporation or Business Registration Certificate

        • Copy of CR12 Form with 3 months validity

        • Copy of a valid national identity card, service card, passport or alien card of the company's authorised contact (CEO or Managing Director)

    Download & complete Cloud One 3CX Phone System Pro Service Application Form

    This is a mandatory requirement before activation of the Cloud One Managed 3CX Phone System Pro Subscription

    Yes ,  Internet connection is required to use the Managed 3CX Phone System Pro which is a cloud based service. The faster your Internet connection, the better

    3CX Client App is used to connect to 3CX Phone System with new 3G or 4G mobile phone, Windows or Mac desktop or laptop

    Start our test below to see if your connection meets recommended VoIP network requirements.

    Start VoIP Test

    Cloud One provides a bundled Pay as You Go SIP trunk with the Managed 3CX Phone System Pro subscription, however If you prefer to connect your own telephone lines using your own SIP Provider or VoIP gatewayThis requires a 3rd party SIP Trunk configuration on your Managed 3CX Phone system. 

    Installation of 3rd Party SIP Trunk is a chargeable service.

    Interconnection for 3rd Party SIP trunks for Managed 3CX Phone System subscription is a chargeable service. Customers who opt out 3rd party SIP Trunk Interconnection fee will be charged as per ticket per issue issue basis for any support regarding their preferred SIP trunks or VoIP Gateway

    Our Interconnection site for customers who prefer their own operators that require a network interface port to connect a SIP trunk for Managed 3CX Phone System Pro subscription is at Africa Data Centre on Mombasa Road , Nairobi

    It is mandatory for customer site to have a ISP connection with a static public IP or dynamic DNS.

    Yes , Customer is responsible for your voice optimised firewall & QOS configuration at customer site as per the router or firewall vendor recommendations

    The following recommendations are guidelines for your router or firewall for 3CX Phone System

    1. To ensure quality of service - Prioritise voice packets (SIP, Tunnel & RTP Ports) & reserve 128 kbps for each user to your 3CX Phone System Pro FQDN host i.e

    2. Whitelist the 3CX host on your firewall

    3. Disable SIP ALG on your firewall

    4. Multiple ISP Connections should be configured correctly to handle VoIP connectivity

      1. Use Failover instead of load balancing to connect to your 3CX host  

      2. Use Manual outbound NAT

    5. Firewall should be in conservative mode to preserve VoIP session states

    6. If you are connecting your telephone lines using a VoIP Gateway at your premise. you will also need to do the following:

      1. This setup requires a static IP from your ISP or subscribe to a Dynamic DNS Service for all your ISP connections 

      2. Configure SIP & RTP port forwarding & inbound NAT for each ISP connection from your 3CX host to VoIP Gateway Local IP

      3. It is Mandatory to inform Cloud One every time on your new or change of ISP static public IP or DDNS hostname for whitelisting on Cloud One's Central firewall & 3CX Phone System host. Failure to inform Cloud One may result in your connection getting blacklisted on our network & service becoming unavailable.

      4. To ensure quality of service for your telephone lines - Prioritise voice packets (Both SIP & RTP) & reserve 128 kbps for each line to your 3CX host ---VoIP Gateway Local IP & VoIP Gateway Local IP -- 3CX host

      5. If you are using a VoIP GSM Gateway, ensure it is installed where there is maximum signal reception from the mobile operator. Bad signal reception will result in bad quality telephone line connections. You can improve signal reception by installing an external GSM antenna for for GSM line

    7. Managed 3rd Party SIP Trunk Support or paid support tickets requires the below configuration on your firewall

      1. Whitelist Cloud One Remote Management Host on your firewall.




      2. Configure remote management port forwarding for each ISP connection from Cloud One Remote Management Host to VoIP Gateway Local IP

    There are instances where you do not have access to your firewall

      1. ISP is managing your firewall

      2. You have a managed firewall service from a 3rd party

      3. Lost admin access to your firewall

      Contact your ISP , managed firewall service provider or firewall vendor for assistance 

    If you are unable to configure your firewall with the above guidelines then your voice connection will not be optimised & voice quality affected

    Firewall configuration service is a chargeable support service & will be quoted separately depending on the firewall.  We will require admin access to the firewall

    Managed 3CX Phone System is 100% virtual phone system. No hardware to maintain. No upfront hardware cost. You don’t even need deskphones to get started. You can use the free mobile & desktop apps instead 

    If you require deskphones , We recommend Yealink SIP Phones. We Also recommend the use of a 3CX Session Border Controller Appliance if you intend to connect more than 5 SIP phones per site

    3CX Phone System works with most SIP-based phones. With the Auto Provisioning feature, you can even bulk-configure IP phones from Yealink, Fanvil, Snom, Grandstream, and more.

    Installation of SIP Phones is a chargeable service

    User training is available free of charge online using user guides & training videos

    Instructor led user training is a chargeable service

    Managed 3CX Phone System includes 8x5 Phone & Remote Support & 24x7 Email & Emergency Phone Support. We manage it your you therefore administrator training is not required by you.

    Administrator training is available free of charge online at  3CX Academy 

    Yes ,It is possible to integrate Zoho CRM, and other 3rd-party platforms with 3CX Phone System Pro Edition

    It is only possible to integrate Microsoft Teams with 3CX Phone System Enterprise

    Integration of 3CX Phone System Pro to Zoho CRM & other 3rd party systems is a chargeable service as each integration is unique and quoted accordingly

    The following addons are available for Managed 3CX Phone System Pro :

    1. Talk Time Top Up to enable outbound calling on Cloud One SIP Trunks after exhausting your preloaded talk time

    2. Cloud One Additional Phone Numbers to enable direct inward dialing to your extensions ( direct line)

    3. Cloud One Toll Free Number to enable your customers call you for free. Calls are billed to the Called

    4. Yealink SIP Phones for connecting extensions to on-premise based desk phones

    5. Yeastar VoIP Gateways to connect your existing on-premise based telephone lines to Managed 3CX Phone System Pro

    6. Premium Support for out of scope work

      Managed 3CX Phone System is configured with 1 Simultaneous call for every 3 extensions

      12 user Managed 3CX Phone System subscription will have 4 simultaneous calls capacity , including internal and external calls.

      Yes, you can can get a free trial for testing Managed 3CX Phone System Pro.

      During the trial , you should be able to test all the features of Managed 3CX Phone System Pro

      Terms & conditions of free trial for testing Managed 3CX Phone System Pro

      • Trial expires in 3 Days or exhaustion of free Ksh 300 talk time (whichever comes first)

      • Only 1 trial per customer

      • Maximum 5 Trial Extensions

      • Each of the 5 users will receive a user configuration welcome email from Managed 3CX Phone System for 3CX OS / Android / Windows / Mac App extension configuration.

        Upon completion of the trial

      • Customer will delete all Managed 3CX Phone System iOS / Android / Windows / Mac Apps from their devices in the event the customer does not upgrade to a paid Managed 3CX Phone System Pro subscription

      • Customer can order a paid version and follow the ordering process to new Managed 3CX Phone System Pro subscription

      • Cloud One assigned Demo +25420790XXXX Phone Number can not be assigned to customer after the trial. You will select a unassigned Cloud One new number for your paid Managed 3CX Phone System Pro subscription. 

      You can sign up for a free trail to test Managed 3CX Phone System Pro by completing the proof of concept form

      Download & complete Cloud One Managed 3CX Phone System Pro Proof of Concept form below

      No need to worry… Cloud One does not believe in hidden fee’s or overage charges so you will never see any on your invoice.

      Cloud One generates invoices on the first of the month. Once an invoice is generated we will email it to the address on file as a PDF attachment. If you pay via credit card, Cloudone will automatically charge your card on the 1st. If you would like to pay with Paypal you will need to process the payment manually each month or setup a Paypal Subscription. Once the invoice is paid another email will be sent with a receipt stating the invoice has been paid.

      The first invoice will also include a pro rata billing to align billing cycle to the 1st of the month.

      if you start the subscription on 20th of the month , your first invoice will having a pro rata billing of 10 days till the end of the month + the next billing cycle subscription

      Managed 3CX Phone System Pro is provisioned as below

      1. Order is placed & paid

      2. It passes our fraud screening

      3. Invoice is issued

      4. We will request you to advise us on your users details using our helpdesk system.

      5. We will setup the 3CX Phone System users, Cloud One Pay as you Go SIP Trunk and you will have your Managed 3CX Phone System User instructions emailed to you within 1-2 business hours.

      6. Testing and commissioning of Managed 3CX Phone System Pro & Cloud One Pay as You Go SIP Trunk will be our responsibility 

      You can terminate your service as per our general terms & conditions by creating a new  helpdesk ticket  with your termination request

      You can upgrade your host resources by creating a new  helpdesk ticket  with your host upgrade request

      We will send you a quotation for additional resources

      You can upgrade your Cloud One Managed 3CX Phone System Pro subscription by creating a new  helpdesk ticket  with your requested users or simultaneous calls capacity

      The new subscription will be effected immediately. 

      You can even cross upgrade from Managed 3CX Phone System Pro subscription to Managed 3CX Phone System Enterprise subscription anytime

      You can downgrade your Managed 3CX Phone System Pro subscription anytime by creating a new  helpdesk ticket  with your requested users or simultaneous calls capacity

      It is possible to downgrade your Managed 3CX Phone System Pro subscription anytime by paying pro rata waived installation charges,  pro rata 3CX license fees & pro rata VM hosting fees

      The new subscription rate will be effected in the next billing cycle.

      Downgrading from Managed 3CX Phone System Pro Subscription to Self Managed 3CX Phone System Pro is possible by paying the waived installation charges, 3CX license fees, ordering a new Pay as you go SIP Trunk & Self Managed VM.

      All Managed Hosted 3CX Phone System Pro Subscription Plans include the following:

      • 1 Gbps unlimited traffic in Kenya

      • 1 TB International Data Transfer

      • 3CX Debian OS

      • Cloud One Managed Centralised SIP & WebRTC Optimised Firewall Service

      • Cloud One Public IP

      • Daily Configuration Backups

      • Updates & Upgrades

      3CX Extensions1224487296144192288384
      3CX Channels48162432486496128
      RAM (GB)1244668812
      SSD Disk Space GB With RAID 520406080100120140160180

      * VM Sizing is based on standard usage & best practices. Use of Call Centre, CRM , Hotel , Call recording features may require VM upgrade at an additional cost
      * 1 TB International data transfer is available as per our fair use policy. we reserve the right to charge additional data transfer fees for abuse of this fair use policy
      * Voicemail – Every 60 seconds of recorded audio is approximately 1MB. Remember this into consideration when choosing hard disk size. Logging – Verbose logging consumes disk space. On a busy system the logs folder can consume up to 1GB per day. Every 5000 calls in full verbosity consume 2GB of HDD space.
      * As a rule of thumb, 1 simultaneous call (SC) per 3-4 extensions is sufficient, i.e. a company with 50 extensions would need a 16 simultaneous calls (SC) capacity. Call Centers require a minimum 1 simultaneous call (SC) per 1 agent extension. Call waiting on queues requires additional simultaneous call (SC). Call waiting on queues requires additional simultaneous call (SC). You can upgrade your subscription at any point in time by just paying the difference for the remaining period
      * On-premise Managed 3CX Phone System is provided by Cloud One at the same subscription cost
      * On-premise Managed 3CX Session Border Controller is provided by Cloud One at an additional subscription cost

      • We are certified Yeastar, 3CX, Yealink & D-Link distribution partner in the Kenya with advanced engineers trained to the highest standards, recognised for our successful installation and management of telephony solutions.

      • We have over 15+ years of knowledge and experience in IP Telephony & will find a solution to suit your business needs.

      • We operate in a Kenya based Tier-3 Data Centre to reduce latency & jitter issues

      • We operate our own Autonomous System (AS328302) Public IP Network

      • We manage our own hyper cloud services using Dell XC Cloud Servers.

      • We are licensed & regulated by the Communication Authority of Kenya (CA).

      • We are directly interconnected with all telecommunications operators in Kenya with our own CA assigned number range of +25420790XXXX & Toll Free range of 0800000XXX

      • We are interconnected with major international operators to enable global reachability of our network

      No, you can not use the Managed 3CX Phone System Pro and Cloud One Pay as You Go SIP Trunk subscription for terminating international calls to other Kenyan operators.

      This is illegal & is known as SIM boxing in Kenya

      Cloud One Limited is a licensed & regulated Telecommunications Service Provider by the Communications Authority of Kenya

      Section 24 of the Kenya Information and Communications Act, 1998, as amended, provides that anyone operating an illegal communications system commits an offense and is liable to a fine of one million shillings or to imprisonment of five years or both.

      Any suspicious telecommunications operations being undertaken without due consideration of the provisions of the law & after our investigations, we will suspend the service and all calls made will be charged at US$ 0.32 per minute to the authorised subscriber of the Cloud One Service for terminating international calls. We will report the activity & entities carrying out illegal activities with regards to international telephone traffic termination to CA & Kenya Police and relevant players in the telecommunications sector 

      Customers with no legal entity in Kenya can use our SIP Trunk for international customer subscription to terminate calls into Kenya. The rates are not the same as our local rates, but we use a legal route for this call termination. Outbound call rates are available from our Calling Rates for International Customers page

      Not a problem, simply click the Contact Us button and fill out the contact us form. One of our staff members will update your ticket shortly with a detailed answer.

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