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| -rw-r--r-- | content.tex | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/content.tex b/content.tex index 24a8927..37a2190 100644 --- a/content.tex +++ b/content.tex @@ -3609,6 +3609,11 @@ of \field{mac} in the config space. If the driver negotiates the VIRTIO_NET_F_CTRL_VLAN feature, it can control a VLAN filter table in the device. +\begin{note} +Similar to the MAC address based filtering, the VLAN filtering +is also best-effort: unwanted packets could still arrive. +\end{note} + \begin{lstlisting} #define VIRTIO_NET_CTRL_VLAN 2 #define VIRTIO_NET_CTRL_VLAN_ADD 0 |