Following my earlier post about introduction to DHCPv6, let’s see how DHCPv6 relaying works in practice. In VLAN 60 there is the DHCPv6 client but no DHCPv6 server. The subnet-attached router is configured as DHCPv6 relay, using the DHCPv6 server address from VLAN 41. The components in this setup are: I’ll capture the traffic on […]
Dynamic Host Configuration Protocol for IPv6 (DHCPv6) is just that: a protocol that can be used for host configuration, defined in RFC 8415. In this post I will introduce some basics of the protocol. DHCPv6 protocol A DHCPv6 message for client-server conversation consists of message type (1 byte), transaction ID (3 bytes) and variable number […]