User’s Manual of GS-5220-16S8C & GS-5220-16S8CR
â– LLC: Only (LLC) frames are allowed.
â– SNAP: Only (SNAP) frames are allowed.
â– IPv4: The QCE will match only IPV4 frames.
â– IPv6: The QCE will match only IPV6 frames.
Indicates the cl
assification action taken on ingress frame if parameters
configured are matched with the frame's content.
There are three action fields: Class, DPL and DSCP.
â– Class: Classified QoS class; if a frame matches the QCE it will be
put in the queue.
â– DPL: Drop Precedence Level; if a frame matches the QCE then DP
level will set to value displayed under DPL column.
â– DSCP: If a frame matches the QCE then DSCP will be classified with
the value displayed under DSCP column.
ï‚· Ac
tion
Displa
ys Conflict status of QCL entries. As H/W resources are shared by multiple
applications. It may happen that resources required to add a QCE may not be
available, in that case it shows conflict status as 'Yes', otherwise it is always 'No'.
Please note that conflict can be resolved by releasing the H/W resources
required to add QCL entry on pressing 'Resolve Conflict' button.
ï‚· Conflict
Buttons
: Select the QCL status from this drop down list.
Auto-refresh
: Check this box to refresh the Page automatically. Automatic refresh occurs every 3 seconds.
: Click to release the resources required to add QCL entry, in case the conflict status for any QCL entry
is 'yes'.
: Click to refresh the Page.
4.9.13 Storm Control Configuration
Storm control for the switch is configured on this Page. There is a unicast storm rate control, multicast storm rate control, and a
broadcast storm rate control. These only affect flooded frames, i.e. frames with a (VLAN ID, DMAC) pair not present on the MAC
Address table.
The configuration indicates the permitted packet rate for unicast, multicast or broadcast traffic across the switch.
The Storm Control Configuration screen in Figure 4-9-15 appears.
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