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Technology & Architecture
Wi-Fi 6: Design and Site Survey
WiFi 6/6E/7 design: predictive/passive site surveys, AP density, channels, mGig uplinks, and 802.11k/v/r roaming.
April 15, 2026
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Guides, comparisons and news for networking professionals.
WiFi 6/6E/7 design: predictive/passive site surveys, AP density, channels, mGig uplinks, and 802.11k/v/r roaming.
April 15, 2026
Site-to-site IPsec VPN: IKEv1 vs IKEv2, Phase 1/2, AES-GCM, PFS, FortiGate/Cisco configurations, NAT-T.
April 15, 2026
Enterprise DNS architecture: AD DNS, BIND, Split-Horizon, DNSSEC, DoH/DoT, SASE filtering, and monitoring.
April 15, 2026
DHCP architecture: relay, failover, split-scope, snooping, DAI, IP Source Guard, options, DHCPv6, and NAC.
April 15, 2026
Enterprise IPv6: /48 addressing plan, SLAAC, DHCPv6, dual-stack, NAT64, security, routing, DNS.
April 15, 2026
Enterprise multicast: IGMP snooping, PIM-SM/SSM, RP (static/BSR/Anycast), MSDP, IPTV, and trading.
April 15, 2026
802.1Q VLANs: tag structure, access/trunk modes, native VLAN, voice VLAN, PVLAN, VTP, QinQ, and VXLAN.
April 15, 2026
VRRP/HSRP/GLBP: gateway high availability, HSRP vs. VRRP, object tracking, and modern EVPN anycast gateways.
April 15, 2026
LACP 802.3ad: modes, load balancing, MC-LAG/vPC/MLAG, ESI-LAG EVPN, and Cisco/Juniper configuration.
April 15, 2026
STP/RSTP/MSTP/PVST+: loop-free design, PortFast, BPDU Guard, Root Guard, and the SD-Access alternative.
April 15, 2026
SASE architecture: SD-WAN + ZTNA + SWG + CASB + FWaaS + DNS Security, leading vendors, and TCO.
April 15, 2026
Macrosegmentation/microsegmentation: VLAN, VRF, NSX-T, Cisco ACI, Illumio, traffic mapping, and NIS2.
April 15, 2026