IPv6 Explained: Multicast and MLD
IPv6 eliminates broadcast and replaces it entirely with multicast. Here's how IPv6 multicast addressing works, what MLD does, and why switches need to handle it correctly for NDP to function.
6 min
ipv6
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6
IPv6 Explained: Transition Mechanisms
Not every network can go full dual-stack overnight. DS-Lite, NAT64, and 464XLAT are the mechanisms ISPs and operators use to keep IPv4 working while moving to IPv6.
5 min
ipv6
Traefik Essentials: TCP and UDP Routing
Traefik isn't just for HTTP — it can route raw TCP and UDP traffic too. This guide covers how to expose non-HTTP services like databases, game servers, and DNS through Traefik.
5 min
traefik
IPv6 Explained: Prefix Delegation, Routing & First-Hop Security
ISPs delegate an entire prefix block to your router — not a single address. Here's how DHCPv6-PD works, how routing and firewalling work without NAT, and how RA Guard, DHCPv6 Guard, and ND Inspection lock down the link layer against rogue RAs and neighbor-cache attacks.
12 min
ipv6
IPv6 Explained: SLAAC and Neighbor Discovery
IPv6 replaces ARP with NDP and lets devices configure addresses without a server. Here's how Neighbor Discovery, SLAAC, and DHCPv6 work together.
10 min
ipv6
IPv6 Explained: Addressing
IPv6 replaces 32-bit addresses with 128-bit ones — but the change goes deeper than size. Here's how IPv6 addresses are structured, what the different types mean, and how subnetting works.
7 min
ipv6