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MPLS (Multiprotocol Label Switching) is a tag-based packet switching technology that allows network traffic to be routed more efficiently and flexibly than traditional routing technologies.

Some key features of MPLS:

• Tag switching: Packets are routed based on tags attached to packets, rather than on the destination IP addresses. This allows faster processing of packets.
• Protocol independence: MPLS can work with different network protocols, such as IP, ATM, etc. This makes it a versatile solution.
• Traffic engineering: MPLS allows you to control and optimize traffic routing based on criteria such as quality of service (QoS), bandwidth, etc.
• MPLS VPNs: MPLS can be used to create secure and isolated virtual private networks (VPNs) on existing network infrastructure.
• High availability: MPLS provides protection and redundancy mechanisms to ensure continuity of service in the event of a breakdown.

MPLS brings more flexibility, performance and control in routing network traffic than traditional routing technologies, making it a widely used solution for enterprise networks and service provider networks.

DIA (Data Interchange Architecture) is a computer architecture developed by IBM in the 1990s to facilitate the exchange of data between different information systems.

Some of the main features of DIA:

• Interoperability:

The DIA allows heterogeneous applications (developed by different providers) to communicate and exchange data in a standardized way.
It defines common protocols, formats and interfaces for data exchange.

• Platform independence:

The DIA is independent of the operating systems, programming languages and databases used by the applications.
This allows for greater flexibility and portability of solutions.

• Adaptability:

The DIA offers the possibility of adding new applications and evolving the data exchange system without disrupting overall operation.

• Safety and reliability:

The DIA includes security mechanisms to authenticate applications and protect the integrity of data exchanged.
It also ensures the reliability of transactions and error management.

• Centralized management:

The DIA is based on a centralized architecture that facilitates the configuration, deployment and monitoring of the entire data exchange system.

The DIA is an open and standardized architecture that allows for efficient and secure integration of information systems within or between organizations. It has been widely used in banking, health and retail sectors.

IPLC (IP Leased Circuit) is a virtual private network (VPN) technology that uses IP leased links to interconnect remote sites securely and reliably.

The main features of IPLC are:

• Virtual Private Network (VPN) over IP:

The IPLC creates a logical VPN tunnel on the public IP infrastructure, allowing secure communication between different company sites.
Sites are interconnected via dedicated IP leased links.

• Guaranteed quality of service:

Thanks to leased links, IPLC offers guaranteed performance and quality of service (QoS), including throughput, latency and reliability.
This allows for time sensitive applications such as voice over IP or video conferencing.

• Enhanced security:

IPLC uses encryption and authentication techniques to secure communications between sites.
This protects sensitive data from unauthorized access.

• Scalability and flexibility:

IPLC allows you to easily add or remove sites from the network based on business needs.
Bandwidth can also be adjusted dynamically.

• Centralized management:

The IPLC is usually managed by a service provider, who provides network configuration, supervision and maintenance.

IPLC is particularly suited for companies with remote sites that require secure, high-quality communications, while benefiting from the flexibility and scalability of a private IP network.

IP Transit is an Internet connectivity service that allows a network provider (ISP) to access the global Internet by purchasing bandwidth from a larger IP transit provider.

Some key features of IP Transit:

• Internet access:

With IP Transit, an ISP can connect its local network to the global Internet.
This allows it to offer its customers (individuals, businesses) Internet access with global coverage.

• Bandwidth and routing:

The IP transit provider provides the necessary bandwidth and routing of IP packets over the Internet.
This allows the ISP to have robust and scalable connectivity without having to directly manage transit equipment and links.

• Network interconnection:

IP Transit facilitates the interconnection between different autonomous networks (AS) on the Internet.
This allows for better traffic distribution and performance optimization.

• Benefits to PSI:

Avoids the investment and operating costs of an international backbone
Allows for rapid ramp-up of network capacity
Provides improved reliability and quality of service through the expertise of the transit provider

Top IP Transit Providers:

Large telecommunications operators (AT&T, Level 3, Telia, etc.)
Internet infrastructure providers (Cogent, Hurricane Electric, etc.)

The IP Transit is therefore an essential service that allows ISPs to connect to the global Internet in a flexible and scalable way, without having to build and operate this complex backbone infrastructure themselves.

The DDoS Shield (Distributed Denial of Service Shield) is a protection against distributed denial of service (DDoS) attacks provided by Internet Service Providers (ISPs) or security providers.

Some DDoS Shield features:

• DDoS attack detection and mitigation:

DDoS Shield continuously monitors incoming traffic and is able to detect DDoS attack signatures.
When an attack is detected, the service implements mitigation mechanisms to absorb and filter malicious traffic.

• Network and application protection:

DDoS Shield protects corporate networks, websites, online applications and cloud services from denial of service attacks.
This allows the availability of critical resources to be maintained despite attack attempts.

• Analysis and reporting:

The service provides detailed analysis of DDoS attacks detected and actions taken to address them.
This allows companies to better understand the threats they face and adjust their security strategy.

• Scalability and high availability:

DDoS Shield relies on a distributed infrastructure capable of absorbing massive traffic peaks.
This ensures effective protection even against large-scale attacks.

• Quick Integration and Activation:

The service is usually provided as a “turnkey” solution that can be easily integrated into existing infrastructure.
Protection can be activated quickly in an emergency.

DDoS Shield has become an essential service for businesses that want to protect themselves against the increasingly frequent and devastating denial of service attacks on the Internet.

Cloud Services & IaaS (Infrastructure as a Service) refers to the provision of IT infrastructures, servers, storage and networks in the form of services by cloud computing providers.

Some key features of the Cloud Services & IaaS:

• On-demand virtual infrastructure:

Cloud Services & IaaS providers provide virtual computing resources (virtual machines, storage, network) that customers can configure and use as needed.
Customers no longer have to buy and manage physical equipment themselves.

• Elasticity and scalability:

Cloud resources can be provisioned and de-provisioned quickly based on workload.
Customers can move up or down power flexibly without having to invest in additional equipment.

• Pay for use:

Customers pay only for the resources they actually use, using on-demand or flat rate pricing models.
This reduces infrastructure costs and optimises IT expenses.

• Reliability and high availability:

Cloud Services & IaaS providers offer high levels of reliability and availability, thanks to the redundancy of their infrastructures.
This allows customers to take the time out of fault management and focus on their business.

• Managed services:

IaaS providers support the configuration, maintenance and security of virtual infrastructures.
Customers no longer have to worry about the technical management of their infrastructure.

The leading providers of Cloud Services & IaaS are Amazon Web Services (AWS), Microsoft Azure, Google Cloud Platform and IBM Cloud, among others.

This cloud service model enables enterprises to benefit from a scalable, flexible and reliable IT infrastructure without having to invest in physical hardware.

SD-WAN (Software-Defined Wide Area Network) is a network architecture that allows for centralized and software-based management and optimization of connections between different sites in a company, using public Internet links.

Some of the main features of SD-WAN are:

• Software control

SD-WAN uses a software control layer (SD-WAN controller) to centrally configure, monitor and manage the network.
This allows for greater agility and flexibility in network management.

• Diversity of links

SD-WAN allows a combination of Internet links (fibre, cable, 4G/5G, etc.) to interconnect the different company sites.
This offers more redundancy and bandwidth than traditional MPLS networks.

• Intelligent routing

The SD-WAN controller dynamically analyzes the performance of different links and intelligently redirects traffic to the most appropriate link in real time.
This optimizes performance and quality of service for critical applications.

• Enhanced security

SD-WAN integrates security features such as data encryption, network segmentation and threat detection.
This allows for secure traffic passing through public internet links.

• Simplified deployment and management

SD-WAN enables rapid deployment and configuration of new sites, as well as centralized network management.
This reduces the complexity and costs of managing the company’s WAN.

The key benefits of SD-WAN are cost savings, improved performance, flexibility and enhanced security for the enterprise wide area network.

1. Managed Services:

   Managed Services refers to the outsourcing of the management and operation of IT infrastructures and services from a company to a specialized service provider.
   The managed services provider supports the configuration, monitoring, maintenance and support of the customer’s IT equipment and applications.
   This allows companies to focus on their core business while benefiting from high expertise and quality of service.
   The main managed services include server, network, workstation, security, backup management, etc.

   Co-location:

   Colocation is the renting of physical space, power and network connections in a third party data center called a datacenter or colocation center.
   Companies place their own computer equipment (servers, storage, etc.) in these secure spaces and benefit from the datacentre’s infrastructures and services.
   This allows companies to reduce the operating and maintenance costs of their infrastructure while maintaining control over their equipment.
   Colocation data centers offer high levels of redundancy, physical security and network connectivity.