Chapter 43 Differentiated Services
GS2220 Series User’s Guide
368
Fig ure 279 IP Application > DiffServ
The following table describes the labels in this screen.
43.3 DSC P- to - IEEE 802.1p Prio rity Se tting s
You can configure the DSCP to IEEE 802.1p mapping to allow the Switch to prioritize all traffic based on
the incoming DSCP value according to the DiffServ to IEEE 802.1p mapping table.
The following table shows the default DSCP-to-IEEE 802.1p mapping.
43.3.1 Co nfig uring DSCP Se tting s
To change the DSCP-IEEE 802.1p mapping click the DSC P Se tting link in the DiffSe rv screen to display the
screen as shown next.
Table 186 IP Application > DiffServ
LABEL DESC RIPTIO N
Active Select this option to enable DiffServ on the Switch.
Port This field displays the index number of a port on the Switch.
* Settings in this row apply to all ports.
Use this row only if you want to make some settings the same for all ports. Use this row first to set the
common settings and then make adjustments on a port-by-port basis.
Changes in this row are copied to all the ports as soon as you make them.
Active Select Ac tive to enable Diffserv on the port.
Apply Click App ly to save your changes to the Switch’s run-time memory. The Switch loses these
changes if it is turned off or loses power, so use the Sa ve link on the top navigation panel to save
your changes to the non-volatile memory when you are done configuring.
Cancel Click C a nc e l to begin configuring this screen afresh.
Table 187 Default DSCP-IEEE 802.1p Mapping
DSCP VALUE 0 – 7 8 – 15 16 – 23 24 – 31 32 – 39 40 – 47 48 – 55 56 – 63
IEEE 802.1p01234567
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