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For network engineers
EVPN-VXLAN on Cisco Nexus: Complete Deployment Guide
Cisco Nexus NX-OS EVPN-VXLAN deployment: BGP underlay/overlay, anycast gateway, ESI LAG, VRF.
April 15, 2026
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Guides, comparisons and news for networking professionals.
Cisco Nexus NX-OS EVPN-VXLAN deployment: BGP underlay/overlay, anycast gateway, ESI LAG, VRF.
April 15, 2026
NETCONF + YANG: data models, OpenConfig, gNMI, streaming telemetry, multi-vendor environments, and tools.
April 15, 2026
Python for network engineers: Netmiko, NAPALM, PyEZ, Nornir, Scapy, Jinja2, use cases, and skills.
April 15, 2026
Ansible for networking: installation, inventory, playbooks, Cisco/Juniper/FortiGate modules, AWX, CI/CD, and NetBox.
April 15, 2026
What is a router? Definition, OSPF/BGP routing protocols, router types, and differences from an L3 switch.
April 15, 2026
What is a network switch? Definition, L2/L3, managed/PoE, specifications, and brands.
April 15, 2026
What is a VLAN? 802.1Q definition, access/trunk modes, security, and VXLAN beyond 4094.
April 15, 2026
What is DNS? Definition, hierarchy, records, resolution chain, DNSSEC, and DoT/DoH.
April 15, 2026
What is a firewall? Definition, types (NGFW, WAF), functions, and leading vendors in 2026.
April 15, 2026