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IPv6 SLAAC vs DHCPv6: An Enterprise Decision Guide

IPv6 SLAAC vs DHCPv6: An Enterprise Decision Guide

Choose between SLAAC and DHCPv6 for enterprise IPv6: RA flag combinations, the Android limitation, prefix delegation, and where each model breaks down

admin admin 2026-10-12
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Windows Server DHCP Failover: Load Balance vs Hot Standby

Windows Server DHCP Failover: Load Balance vs Hot Standby

Set up Windows Server DHCP failover with Add-DhcpServerv4Failover: load balance vs hot standby, MCLT, reserve pools and verification.

admin admin 2026-10-09
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DHCP Option 82: Relay Agent Circuit ID and Remote ID

DHCP Option 82: Relay Agent Circuit ID and Remote ID

How DHCP Option 82 works per RFC 3046: the circuit-id and remote-id sub-options, insertion and stripping rules, and vendor configuration patterns.

admin admin 2026-10-08
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Dell OS10 DHCP Relay and Snooping Configuration

Dell OS10 DHCP Relay and Snooping Configuration

Configure DHCP relay with ip helper-address and DHCP snooping on Dell SmartFabric OS10, including trust ports, VLAN scope and the binding table.

admin admin 2026-10-08
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Kea DHCPv4 Host Reservations: Fixed Addresses Done Right

Kea DHCPv4 Host Reservations: Fixed Addresses Done Right

Configure Kea DHCPv4 host reservations: global vs subnet scope, hw-address and client-id identifiers, and the validation rules that break startup.

admin admin 2026-10-04
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IPv6 SLAAC vs DHCPv6: RA Flags M, O and A Explained

IPv6 SLAAC vs DHCPv6: RA Flags M, O and A Explained

Understand IPv6 Router Advertisement flags: M and O for DHCPv6, the A flag for SLAAC, router and prefix lifetimes, and common misconfigurations.

admin admin 2026-10-03
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Junos Zero Touch Provisioning with DHCP Option 43

Junos Zero Touch Provisioning with DHCP Option 43

Automate new Juniper switches with ZTP: DHCP option 43 suboptions, ISC DHCP and Kea examples, per-serial config classes, and boot verification.

admin admin 2026-09-27
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PXE and UEFI HTTP Boot Server Setup with dnsmasq

PXE and UEFI HTTP Boot Server Setup with dnsmasq

Build a PXE and UEFI HTTP Boot server with dnsmasq, TFTP and an HTTP root: proxy DHCP, architecture-specific boot files, menus and the failure modes t

admin admin 2026-09-25
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Kea DHCP High Availability: Hot-Standby Cluster Setup

Kea DHCP High Availability: Hot-Standby Cluster Setup

Configure Kea DHCP HA in hot-standby mode: the libdhcp_ha hook, peer roles, lease synchronisation, failover behaviour and the commands that verify it.

admin admin 2026-09-25
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DHCP Option 82 and IP Source Guard on Access Ports

DHCP Option 82 and IP Source Guard on Access Ports

Lock down an access layer with DHCP snooping, option 82 insertion and IP source guard: the binding table, port trust rules, and the order that avoids

admin admin 2026-09-24
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