Description

This seminar provides you with solid, precise and concise knowledge in the field of networks. It presents the solutions deployed in different environments: corporate networks and data centers, access and transport networks. Particular emphasis is placed on the rapid advances made in the field of wireless networks, mobility and the Internet of Things. Finally, it highlights the concepts on which network administration and control are based.

Who is this training for ?

For whom ?

Anyone wishing to have a concise and precise view of corporate computer network technologies.

Prerequisites

No special knowledge.

Training objectives

Understand network architecture Understand access and transport network technologies Specify corporate networks, networks for mobility and the Cloud Know the means of network management in terms of performance and security< /p>

Training program

• Foundations of network architectures
  • The basic principles of network architectures.
  • Signal transmission and bandwidth.
  • Routing, switching, addressing, naming, scanning.
  • Services, applications and communication models.
  • Quality of Service, control, management and service.
  • Centralization of servers and data, data center, Cloud and virtualization .
  • Operator networks, overlay networks and content distribution.
  • Cellular and mobile networks.
  • Architectures of tomorrow.
• Business Networks
  • Local network technologies. Architecture: capillary networks and core network.
  • Cabling. Supports and topologies.
  • Standardization and developments in networks premises.
  • Principle of access technology: ISO 8802.3.
  • The physical layers, MAC, and LLC The main protocols.
  • Ethernet. switched.
  • Virtual local networks: the principle of VLANs.
  • Quality of service in Ethernet.
  • Ethernet local networks for all environments. (SAN, LAN, WAN).
  • Evolutions in enterprise networks.
• Wireless networks
  • Typologies: WPAN, WLAN, WMAN, WRAN.
  • Wireless network technologies. IEEE 802.15 and WPAN. Bluetooth, ZigBee and WiGig.
  • Wi-Fi and its variations from Wi-Fi 1 to Wi-Fi 7.
  • Wi-Fi controllers.
  • Wi-Fi virtualization.
  • Wi-Fi security from WEP to WPA3.
  • Mesh and ad-hoc networks: routing and direct modes.
  • Hybrid networks.
  • Satellite constellations.
  • StarLink, Kuiper networks, etc.
  • Upcoming announcements in this wireless field.
• Internet architecture, operation and organization
  • Founding principles: the datagram, interconnection. The TCP/IP protocol stack.
  • Public and private addressing. NAT.
  • IPv4, IPv6 protocol . ICMP. Transport: TCP, UDP.
  • Non-connected mode and routing in IP.
  • Principles of Quality of Service in IP.
  • Applications IP: DNS, RTP, DHCP, SMTP, POP, SIP.
  • IP network management. The SNMP approach.
  • Mobility management in IP.
  • Applications: from messaging to VoD Microsoft, Google, Netflix, Facebook.
  • Future developments.
• Network virtualization
  • Network virtualization.
  • Cloud Networking.
  • Network function virtualization (NFV).
  • Hypervision technologies, containerization , functions.
  • The four levels of data center: embedded, Fog, MEC, Cloud.
  • SDN (Software Defined Networking) technology.
  • The centralization of the control plane and the functions of the controller.
  • The programmability of equipment (data plane).
  • The OpenFlow protocol and the evolution of SDN (Software Defined Network).
  • SD-WAN, vCPE, vWi-Fi.
  • The virtualization of tomorrow.
• Interconnections and virtual private networks
  • Repeaters, bridges, gateways.
  • Switching versus routing. Intra and inter-domain IP routing.
  • Switching of labels. MPLS architecture.
  • VLAN switching (VXLAN, Q-in-Q, Mac-in-Mac).
  • VPN and IPSec technology.
  • The VPN-IP-IPsec and VPN-IP-MPLS environments.
  • Information filtering.
• Access networks
  • The optical local loop: PON, FTTx, etc.
  • The disappearance of twisted pair transmissions: ADSL, SDSL, VDSL.
  • Cable operator solutions . Cable modems.
  • The radio local loop.
  • Access via satellite.
• Mobile networks
  • Typologies: WPAN, WLAN, WMAN, WRAN. Hot spot, handover, roaming.
  • Architecture of 4G and 5G networks.
  • LTE radio (4G) and NR (5G).
  • The RAN (Radio Access Network) and the reasons for the revolution proposed by 5G.
  • The core network and slicing.
  • 5G applications: mission critical, Internet of Things, broadband in mobility.
  • Management, security and control of 5G.
  • Private 5G and products arriving on the market.
  • Wi-Fi/5G convergence.
  • Vehicular networks.
  • The developments and future of mobile networks. mobile.
• The Internet of Things
  • RedCap (Reduced Capability) objects and high-speed objects.
  • PAN or LAN networks for objects: Bluetooth, Halow, ZigBee, 6WPAN, etc.
  • Private long-distance networks: LoRa, SigFox.
  • Operator networks for objects.
  • The use of virtualization: Fog and the Cloud.
  • Platforms for the IoT.
  • Sensor networks and the IoT (Industrial Internet of Things).
  • IOT developments and forecasts .
• Network security
  • Attacks: viruses, Worms, DDOS. Solutions: firewall, authentication.
  • Encryption, electronic signature...
  • Directories for security. The LDAP model.
  • The IPSEC model. Services, implementation.
  • Secure elements.
  • The security cloud.