Open Source Linux
Aug 4, 2022 · Fundamentals
Understanding QinQ: Double-Tag VLANs Explained for Network Engineers
This article explains how QinQ (IEEE 802.1ad) extends traditional VLANs with a second tag to overcome VLAN scalability limits, detailing its functions, implementation methods, packet format, and a step‑by‑step working example for service provider networks.
IEEE 802.1adLayer 2 VPNQinQ
0 likes · 6 min read