Centrex IP: the business telephony revolution in the cloud
The importance of a high-performance telephony solution like IP Centrex for your business is well established. In today’s competitive world, fluid, effective communication is crucial to your company’s success. Kavkom’s IP Centrex is the ideal solution for transforming your telephony system and energizing your team.










Boost your sales team with IP Centrex

The digital revolution is rapidly transforming the business communications landscape, and at the heart of this transformation is the IP Centrex.
This innovative hosted telephony solution is revolutionizing the way businesses manage their communications, by merging the advantages of the traditional telephone network with the power and flexibility of the Internet Protocol.
Centrex IP, also known as cloud telephony, offers a modern, efficient alternative to conventional telephony systems, enabling companies to outsource the management of their telephony infrastructure while benefiting from a wide range of advanced features.
Centrex IP is the solution of choice for businesses of all sizes. By integrating voice-over-network, instant messaging and many other services, this technology meets the growing need for flexibility and mobility in today’s organizations.
Whether you’re a fast-growing start-up, a call center looking to optimize customer relations, or an established company looking to modernize your telephony system, Centrex IP offers an adaptable, scalable solution.
“We’ve increased our targets by 10% thanks to the insights we’ve gained from call identification and analytics provided by Kavkom’s telephony solution.”
Jules Romano
Co-founder @ Formideo

What is IP Centrex for business telephony?
Centrex IP, short for Central Exchange over Internet Protocol, represents a major evolution in corporate telephony. This innovative technology combines the functionalities of a private branch exchange (PBX) with the advantages of Internet protocol, offering a unified, flexible communications solution.
Definition and operating principles
Centrex IP is a telephony service hosted and managed by an external telephone operator. Unlike traditional PBX systems, which require physical installation on site, Centrex IP operates entirely via the Internet. This approach enables companies to outsource the management of their telephony infrastructure while benefiting from an advanced telephone system.
The operating principle of an IP Centrex is based on Voice over Internet Protocol (VoIP) technology. Voice communications are converted into digital data and transmitted via the Internet, enabling seamless integration with other digital services such as instant messaging and videoconferencing.
From traditional Centrex to IP Centrex
Traditional Centrex, initially offered by incumbent operators, already offered companies the possibility of outsourcing their switchboard. However, it was limited by the constraints of the switched telephone network (PSTN). The advent of IP Centrex marks a significant evolution, taking advantage of the power and flexibility of broadband Internet.
This transition to Internet protocol has considerably expanded the possibilities of Centrex, enabling the integration of advanced features such as fixed-mobile convergence, unified messaging, and the ability to work remotely with the same quality of service as in the office.
Differences between Centrex IP, PABX and IPBX
To better understand the positioning of Centrex IP, it is essential to compare it with other business telephony solutions:
- PABX (Private Automatic Branch Exchange): Traditional telephone system physically installed on company premises. It requires substantial initial investment and regular maintenance.
- IPBX ( IP Private Branch Exchange ): Modernized version of the PABX using the IP protocol for communications. It offers greater flexibility than the traditional PABX, but remains an on-site installation.
- Centrex IP : A fully hosted solution in the cloud, eliminating the need for on-site equipment. It offers great flexibility, easy scalability and low initial investment costs.
Features | PABX | IPBX | Centrex IP |
Installation | On site | On site | Cloud |
Initial investment | High | Medium | Low |
Maintenance | Regular | Periodical | Outsourced |
Scalability | Limited | Average | High |
Mobility | Limited | Good | Excellent |
Digital services integration | Limited | Good | Excellent |
In short, Centrex IP is distinguished by its cloud nature, offering unrivalled flexibility and scalability, while reducing infrastructure and maintenance costs for businesses.
This modern solution meets the growing need for mobility and integrated business communications in the digital age.
“We evaluated several service providers, and Kavkom emerged as the only option that allowed us to tailor our customer service requirements to suit our unique business practices.”
Pierre Roche
Managing partner of Groupe OREL
Centrex IP benefits for modern businesses
Centrex IP brings a host of benefits to modern businesses, radically transforming the way they manage their communications. This cloud telephony solution offers a unique combination of flexibility, cost savings and advanced features that meet the evolving needs of organizations in an increasingly connected world.
Greater flexibility and mobility
One of the main advantages of Centrex IP is its ability to offer unprecedented flexibility and mobility:
- Teleworking made easy : Employees can access their business phone from anywhere, whether via an IP phone, a PC softphone or a mobile application.
- Fixed-mobile convergence : Centrex IP enables seamless integration between fixed and mobile networks, delivering a unified communications experience.
- Adaptability to peaks in activity: Companies can easily add or remove lines according to their needs, ideal for managing periods of high activity.
Lower infrastructure and maintenance costs
Switching to IP Centrex means significant savings for businesses:
- Eliminate equipment costs: No need to invest in an expensive PBX or IPBX, or in the associated infrastructure.
- Reduced maintenance costs : The telephone operator takes care of system management and maintenance, reducing operating costs.
- Bandwidth optimization: Efficient use of the Internet reduces the cost of long-distance communications.
Scalability and customization of services
Centrex IP offers great flexibility in terms of scalability and customization:
- Easy scalability : companies can easily increase or reduce the number of lines as they grow.
- Customizable features : Each user can configure his or her own extension to suit specific needs(voicemail, call forwarding, etc.).
- Adaptation to industry needs: Centrex IP can be adjusted to meet the specific requirements of different business sectors.
Easy integration with existing business tools
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One of the major advantages of Centrex IP is its ability to integrate seamlessly with other corporate tools:
- CRM integration The system can be connected to customer relationship management software, improving the efficiency of sales and customer service teams.
- Compatibility with productivity tools: Centrex IP integrates easily with office suites and collaboration tools, promoting unified communication.
- Open APIs: Integration possibilities are extended thanks to open programming interfaces, enabling advanced customization.
Centrex IP offers modern businesses a complete, scalable telephony solution, combining flexibility, cost savings and advanced integration. This technology not only optimizes telephony infrastructure costs, but also significantly enhances employee mobility and productivity.
By adopting Centrex IP, companies gain a powerful communications tool, capable of adapting to their changing needs and supporting their growth in a constantly evolving business environment.
Integrated with all your favorite tools
Kavkom integrates quickly and easily with all your CRM tools. Our technical team is with you every step of the way.
Salesforce
HubSpot
Zoho
Pipedrive
Chrome
Zapier
HubSpot
Salesforce
Pipedrive
Zoho
Chrome
Zapier
Advanced Centrex IP features
Kavkom's Centrex IP offers a comprehensive range of advanced features that transform the way businesses manage their communications. These powerful tools optimize call management, improve collaboration and boost productivity, all within an innovative cloud telephony solution.
Call management and intelligent routing
Kavkom excels in intelligent call management with its Centrex IP :
- Interactive Voice Response (IVR) Kavkom’s IVR enables incoming calls to be efficiently routed to the right person or department. It offers the possibility of configuring personalized voice announcements to inform callers about opening hours or answer frequently asked questions.
- Call groups : Easily create call groups to optimize routing to the appropriate teams, improving responsiveness and customer satisfaction.
- Time-based routing: Configure routing rules based on working hours, ensuring that calls are always routed to the right recipient, even outside office hours.
- Advanced queuing: Efficiently manage call peaks with unlimited queuing and personalized announcements, reducing abandonment rates.
Unified messaging and multimedia communications
Kavkom’s Centrex IP goes beyond simple Voice over IP (VoIP) to offer a true unified communications platform:
- Voicemail to email Receive your voicemail messages directly to your email inbox, making them easier to manage and track.
- Fax to email : Transform the way you manage faxes by receiving and sending them directly from your email address.
- Click-to-Call Initiate calls with a single click from your browser or CRM, boosting the efficiency of your sales teams.
- Conference calling Convene flexible, collaborative meetings with ease, boosting team cohesion and productivity.
Collaboration and remote working tools
In a world where teleworking is becoming the norm, Kavkom offers essential tools for maintaining effective communication:
- Softphone: Use your business line from any device, be it a computer, smartphone or tablet.
- Fixed-mobile convergence: Stay reachable on your business number, whether you’re in the office or on the move.
- Simplified internal calls : Communicate instantly with your colleagues without having to dial a number, even from a distance.
- Screen sharing: facilitate collaboration by sharing your screen during calls or conferences.
Performance analysis and reporting
Kavkom provides powerful tools for monitoring and optimizing your communications:
- Real-time dashboard Control the activity of your telephone lines live, for proactive management.
- Advanced call statistics In-depth analysis of call data to improve strategy and agent performance.
- Call recording: Easily record conversations for training, quality assurance or regulatory compliance.
- Double listening and whispering Train and support your agents in real time during their calls, improving the quality of customer service.
By integrating these advanced features, Kavkom’s Centrex IP offers a complete and flexible solution, capable of adapting to the specific needs of each company.
Whether you’re a growing SME or a large enterprise, Kavkom provides the tools you need to optimize your communications, improve productivity and deliver an exceptional customer experience.

Centrex IP security and reliability
In today's business communications landscape, security and reliability are paramount. Kavkom's Centrex IP meets these requirements, offering a robust, secure solution that guarantees business continuity and the protection of sensitive data.
Security protocols and communication encryption
Kavkom implements advanced security measures to protect your IP Centrex communications:
- End-to-end encryption : All voice communications over the IP network are encrypted, ensuring the confidentiality of conversations.
- Enhanced authentication: System access is secured by multi-factor authentication protocols, reducing the risk of unauthorized access.
- Fraud protection : The system incorporates telephone fraud detection and prevention mechanisms, protecting your business against misuse.
- Automatic security updates : Kavkom provides regular system updates to counter new security threats.
Redundancy and service continuity
Service reliability is at the heart of Kavkom’s Centrex IP offering:
- Redundant cloud infrastructure: The system is hosted on geographically dispersed servers, ensuring high availability.
- Automatic failover: In the event of a server failure, the system automatically switches to a backup server, minimizing service interruptions.
- Optimized bandwidth : Kavkom uses advanced VoIP compression and optimization technologies to guarantee consistent call quality, even over unstable Internet connections.
- Business continuity plan : Procedures are in place to ensure continuity of service in the event of major incidents.
Regulatory compliance (RGPD, etc.)
Kavkom takes regulatory compliance seriously, a crucial aspect for many companies:
- RGPD compliance: Kavkom’s Centrex IP is designed to meet the requirements of the General Data Protection Regulation, with features such as consent management and the right to be forgotten.
- Secure logging: All system activities are securely recorded, enabling detailed audits if necessary.
- Localized data storage: Data is stored in data centers that comply with European regulations, ensuring data sovereignty.
- Data retention policies : Kavkom offers flexible options for data retention and deletion, in line with your company’s internal policies and legal requirements.
By choosing Kavkom’s Centrex IP, businesses benefit not only from an advanced telephony solution, but also from a secure, reliable system.
The combination of robust security protocols, redundant infrastructure and strict regulatory compliance makes Kavkom’s Centrex IP a trusted choice for businesses concerned about protecting their communications and data.
Whether you operate in a highly regulated sector such as healthcare or finance, or are simply looking to enhance the security of your business communications, Kavkom’s Centrex IP offers the peace of mind you need to focus on your core business.

Implementation and migration to IP Centrex
The transition to Centrex IP can seem daunting, but Kavkom has designed a smooth and efficient implementation and migration process, ensuring a smooth transition for your business.
Needs assessment and project planning
Kavkom starts with an in-depth analysis of your specific needs:
- Audit of existing infrastructure: Kavkom’s experts assess your current telephony system, IT network and bandwidth requirements.
- Call flow analysis : Kavkom studies your communication processes to optimize your Centrex IP configuration.
- Defining objectives: Together, we establish clear objectives for your new telephony solution, whether to improve productivity, reduce costs or increase customer satisfaction.
- Customized migration plan: A detailed plan is drawn up, including a timetable, milestones and business continuity measures.
Implementation process and user training
Kavkom’s Centrex IP setup is designed to be as simple and non-disruptive as possible:
- System configuration: Kavkom engineers configure Centrex IP to your specific needs, including call routing, user groups and advanced features.
- Integration with existing systems : Centrex IP is seamlessly integrated with your existing tools, such as your CRM or management software.
- Number portability: Kavkom manages the portability process for your existing numbers, ensuring a seamless transition.
- User training: Training sessions are organized to familiarize your employees with new functionalities, ensuring rapid and effective adoption.
Transition management and post-migration optimization
Kavkom doesn’t abandon you after the initial set-up:
- Dedicated support: A dedicated support team is available during the transition phase to quickly resolve any problems that may arise.
- Test period: A test phase ensures that all aspects of the system work as planned before full deployment.
- Continuous optimization: Kavkom monitors system performance and suggests adjustments to optimize its use according to your evolving needs.
- Regular updates: Kavkom’s Centrex IP benefits from regular updates, giving you access to the latest features and security enhancements.
Migration to Centrex IP with Kavkom is designed to be as smooth and stress-free as possible.
With careful planning, expert implementation and ongoing support, Kavkom ensures that your company takes full advantage of all the benefits of Centrex IP, allowing you to focus on your core business while benefiting from a state-of-the-art communications system.

IP Centrex for specific sectors
Kavkom's Centrex IP is a versatile solution that adapts to the unique needs of various business sectors. Let's take a look at how this technology is revolutionizing communications in different business areas.
Call center and customer service solutions
Kavkom offers advanced features specifically designed to optimize call center operations:
- Predictive dialing Kavkom’s predictive dialing tool significantly increases agent productivity by automating the dialing process and reducing waiting times.
- Intelligent call routing The system automatically routes calls to the most qualified agent, improving first-contact resolution and customer satisfaction.
- Real-time supervision: Supervisors can monitor agents’ performance live, discreetly listen in on calls, and intervene if necessary thanks to the whisper function.
- CRM integration: Centrex IP integrates seamlessly with Kavkom’s hybrid CRM, enabling agents to have all customer information at their fingertips.
Adaptations for the healthcare sector and medical practices
The healthcare sector benefits greatly from the specialized features of Kavkom’s IP Centrex :
- Appointment management : The Interactive Voice Response (IVR) system enables patients to book, modify or cancel appointments automatically.
- Enhanced confidentiality : communications are secure and comply with regulations on health data confidentiality.
- Teleconsultation made easy: doctors can easily make secure video calls for remote consultations.
- Automated reminders : The system can send automatic appointment reminders by SMS or voice message, reducing absences.
Answers to the needs of startups and growing companies
Kavkom’s IP Centrex is the ideal solution for start-ups and fast-growing companies:
- Scalability: Easily add or remove lines as needed, without additional hardware investment.
- Mobility: employees can use their business number on any device, ideal for telecommuting or geographically distributed teams.
- Technological integrations: Centrex IP integrates easily with modern tools used by startups, such as Slack, Salesforce, or HubSpot.
- Data analysis: Startups can use the detailed call data provided by Kavkom to optimize their communication and sales strategies.
Kavkom’s Centrex IP demonstrates its versatility by adapting to the specific requirements of each sector. By choosing Kavkom, companies in all sectors benefit not only from cutting-edge technology, but also from sector-specific expertise that ensures the solution is perfectly tailored to their specific needs. C
It’s this combination of advanced technology and in-depth understanding of industry issues that makes Kavkom’s Centrex IP a preferred choice for businesses looking to optimize their communications.

How do you choose the best Centrex IP solution for your business?
Selecting the ideal Centrex IP solution for your business is a crucial decision that can have a significant impact on your operational efficiency and growth. Kavkom stands out as a leading choice, offering a unique combination of advanced features, flexibility and outstanding customer support.
Evaluation criteria for IP Centrex providers
When evaluating IP Centrex providers, consider the following criteria, where Kavkom excels:
- Network reliability: Kavkom uses a redundant cloud infrastructure to guarantee maximum service availability. Their robust network ensures consistent voice-over-IP quality, essential for maintaining professional communications.
- Range of features: Kavkom’s Centrex IP offers a wide range of advanced features, from interactive voice response (IVR) to CRM integration, collaboration and analysis tools. This wealth of functions meets the varied needs of modern businesses.
- Security and compliance: with end-to-end encryption and RGPD compliance, Kavkom takes the security of your communications and data protection seriously.
- Ease of use : Kavkom’s intuitive interface makes it easy to get to grips with the system, reducing training time and increasing user adoption.
Customization and scalability of the offer
Kavkom stands out for its ability to adapt its Centrex IP offer to the specific needs of each company:
- Tailor-made solutions: Whether you’re an SME or a large corporation, Kavkom customizes its solution to meet your exact communication needs.
- Scalability: With Kavkom, you can easily add or reduce the number of lines as you grow, without any additional hardware investment.
- Flexible integrations: Kavkom Centrex IP integrates easily with a variety of business tools, from CRM to management software, optimizing your existing processes.
- Customized call flows: Kavkom lets you configure complex routing rules to suit your company’s unique structure.
Long-term support and guidance
Kavkom’s outstanding customer support is a key factor in the success of their Centrex IP solution:
- 24/7 assistance: A technical support team is always on hand to quickly resolve any problems that may arise.
- Ongoing training: Kavkom offers regular training sessions to ensure that your teams get the most out of all the system’s features.
- Regular updates : Kavkom’s Centrex IP benefits from frequent updates, giving you access to the latest innovations in business telephony.
- Optimization tips: Kavkom’s experts regularly analyze your system’s usage and offer recommendations for optimizing your communications.
When you choose Kavkom’s Centrex IP, you’re opting for much more than just a telephony system. You’re partnering with a supplier who understands your company’s unique challenges, and is committed to delivering a scalable, secure, high-performance communications solution.
The combination of advanced features, extensive customization and outstanding customer support makes Kavkom a wise choice for companies looking to transform their communications and prepare for the future.
With Kavkom, you invest in a Centrex IP solution that not only meets your needs today, but will also grow with your business, supporting your long-term growth and success.
