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Techniques & Architecture
Network automation : Ansible and Python
Network automation : Ansible, Python (Netmiko/NAPALM), Terraform, NETCONF/YANG, CI/CD, GitOps, NetBox.
April 15, 2026
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Guides, comparisons and news for networking professionals.
Network automation : Ansible, Python (Netmiko/NAPALM), Terraform, NETCONF/YANG, CI/CD, GitOps, NetBox.
April 15, 2026
NetFlow, sFlow, IPFIX : différences, configuration Cisco/Juniper, collectors, use caits monitoring + security.
April 15, 2026
Design WiFi 6/6E/7 : site survey prédictif/passif, density AP, canaux, mGig uplinks, roaming 802.11k/v/r.
April 15, 2026
VPN IPsec site-à-site : IKEv1 vs IKEv2, Phase 1/2, AES-GCM, PFS, configs FortiGate/Cisco, NAT-T.
April 15, 2026
Architecture DNS entreprise : AD DNS, BIND, Split-Horizon, DNSSEC, DoH/DoT, filtering SASE, monitoring.
April 15, 2026
Architecture DHCP : relay, failover, split-scope, snooping, DAI, IP Source Guard, options, DHCPv6, NAC.
April 15, 2026
IPv6 entreprise : addressing plan /48, SLAAC, DHCPv6, dual-stack, NAT64, security, routing, DNS.
April 15, 2026
Multicast entreprise : IGMP snooping, PIM-SM/SSM, RP (static/BSR/Anycast), MSDP, IPTV, trading.
April 15, 2026
VLAN 802.1Q : structure tag, modes access/trunk, native VLAN, voice VLAN, PVLAN, VTP, QinQ, VXLAN.
April 15, 2026
VRRP/HSRP/GLBP : haute dispo gateway, HSRP vs VRRP, object tracking, anycast gateway EVPN moderne.
April 15, 2026
LACP 802.3ad : modes, load-balancing, MC-LAG/vPC/MLAG, ESI-LAG EVPN, configuration Cisco/Juniper.
April 15, 2026
STP/RSTP/MSTP/PVST+ : design without boucles, PortFast, BPDU Guard, Root Guard, alternative SD-Access.
April 15, 2026