QoS Commands
ExtremeWare XOS 11.5 supports only the Summit X450 family of switches and the BlackDiamond 8800 series switch.
ExtremeWare XOS 11.5 Command Reference Guide
920
enable dot1p replacement ports
enable dot1p replacement ports [<port_list> | all]
Description
Allows the 802.1p priority field to be overwritten on egress according to the QoS profile to 802.1p
priority mapping for a given set of ports.
Syntax Description
Default
N/A.
Usage Guidelines
The dot1p replacement feature is disabled by default.
By default, 802.1p priority information is not replaced or manipulated, and the information observed on
ingress is preserved when transmitting the packet.
NOTE
The port in this command is the ingress port.
If 802.1p replacement is enabled, the 802.1p priority information that is transmitted is determined by the
hardware queue that is used when transmitting the packet.
NOTE
This command affects only that traffic in traffic groupings based on explicit packet class of service information and
physical/logical configuration.
BlackDiamond 8800 series switch and Summit X450 family of switches only.
Beginning with ExtremeWare
XOS version 11.4 on the 1 Gigabit Ethernet ports, 802.1p replacement always happens when you
configure the DiffServ traffic grouping.
BlackDiamond 10808 and 12804 switch only.
If a port is in more than one virtual router, you cannot use
the 802.1p feature. If you attempt to configure 802.1p information on a port that is in more than one
virtual router, the system returns the following message:
Warning: Port belongs to more than one VR. Port properties related to diff serv and
code replacement will not take effect.
port_list
Specifies a list of ports or slots and ports.
all
Specifies that dot1p replacement should be enabled for all ports.