User guide

RUGGEDCOM ROS
User Guide
Chapter 5
Setup and Configuration
Configuring CoS to Priority Mapping 157
Figure 106: Access Priorities Table
2. Select a port. The Access Priorities form appears.
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Figure 107: Access Priorities Form
1. Priority Box 2. CoS Options 3. Apply Button 4. Reload Button
3. Configure the following parameter(s) as required:
Parameter Description
Port(s) Synopsis: Comma-separated list of ports
The port number as seen on the front plate silkscreen of the switch (or a list of ports, if
aggregated in a port trunk).
Normal Access Priority Synopsis: 0 to 7
Default: 0
When frames that were originally received untagged are transmitted from a tagged port
the switch will insert 802.1Q VLAN tags. This parameter specifies the value the switch
will insert into the priority field of the tag, if the frame was assigned Normal priority Class
of Service upon receiving and is getting tagged upon transmission from the specified
port. This parameter does not affect frames that were originally received tagged.
Crit Access Priority Synopsis: 0 to 7
Default: 4
When frames that were originally received untagged are transmitted from a tagged port
the switch will insert 802.1Q VLAN tags. This parameter specifies the value the switch
will insert into the priority field of the tag, if the frame was assigned Critical priority Class