Handling Of Received Priority Information - Hirschmann RS20 User Manual

Network Load Control
8.4.4

Handling of Received Priority Information

The device offers three options, which can be applied globally to all ports and
determine how it treats received data packets that contain a priority indicator.
 trust dot1p
The device assigns VLAN-tagged packets to the different traffic classes
according to their VLAN priorities. The assignment is based on the pre-
defined table (see on page 129 "VLAN
assignment. The device assigns the port priority to packets that it receives
without a tag.

untrusted
The device ignores the priority information in the packet and always
assigns the packets the port priority of the receiving port.
 trust ip-dscp
The device assigns the IP packets to the different traffic classes according
to the DSCP value in the IP header, even if the packet was also VLAN-
tagged. The assignment is based on the pre-defined values
table 11). You can modify this assignment.
The device prioritizes non-IP packets according to the port priority.
134
tagging"). You can modify this
UM BasicConfig L2E
8.4 QoS/Priority
(see
Release 8.0 05/2013