HP ProCurve Series 2810 Management And Configuration Manual page 215

RADIUS Authentication: RADIUS authentication allowing traffic
■
through a given port may override the port's QoS configuration, which
generates an Event Log message. When the authenticated host discon-
nects, the port returns to the static QoS configuration.
■ Not Supported: Use of an inbound 802.1p packet priority as a type for
remapping a packet's outbound priority to different 802.1p priority. For
example, where inbound packets carry an 802.1p priority of 1, QoS cannot
be configured use this priority as a type for changing the outbound priority
to 0.
Quality of Service (QoS): Managing Bandwidth More Effectively
QoS Operating Notes and Restrictions
6-67