3Com S7902E, Configuration Manual

Page: 1796 / 2621

11
VLAN
operation
mode
With or without
VLAN tag
Packet processing
With VLAN tag
Case 1: The VLAN ID in the VLAN tag matches a VLAN
translation entry on the port. The VLAN ID is replaced with the
VLAN ID corresponding to the entry, and then:
z
If the packet matches the configured traffic
classification rule, the packet is priority-remarked with
the value specified in the rule and is then forwarded;
z
Otherwise, the packet is directly forwarded.
Case 2: The VLAN ID in the tag is the default VLAN ID of the
port:
z
If the packet matches the configured traffic
classification rule, the packet is priority-remarked with
the value specified in the rule and is then forwarded;
z
Otherwise, the packet is directly forwarded.
Case 3: The VLAN ID in the tag does not match any VLAN
translation entry on the port. The packet is dropped.
Translation
mode
Without VLAN tag
The packet is tagged with the VLAN tag corresponding to the
default PVID of the port, and then:
z
If the packet matches the configured traffic
classification rule, the packet is priority-remarked with
the value specified in the rule and is then forwarded;
z
Otherwise, the packet is remarked with the port
priority and is then forwarded.
Follow these steps to configure uplink traffic classification and priority remarking for a UNI:
To do... Use the command... Remarks
Enter system view system-view —
Enter ONU port view interface interface-type interface-number —
Configure uplink traffic
priority remarking for a
UNI uni uni-number classification-marking index index
queue qid priority priority { selector operator
matched-value } &<1-4>
Required
Currently, up to eight rules can be configured for each UNI port on an H3C ONU.