802.1BR Tag-Stripping

Learn the high-level process and how a packet appears before and after 802.1BR tag stripping.

Stripping the 802.1BR header tag prepares the packet for forwarding to analysis tools. The 802.1BR header tag is 8 bytes long and positioned after MAC-SA. This header can be followed by an S-Tag, a C-Tag, or both. The following figure shows the structure and position of 802.1BR header in a frame and its appearance after configuring a listener policy to strip 802.1BR headers.
Click to expand in new window
802.1BR header before and after tag stripping
802.1BR Header before and after tag stripping