NETGEAR GS748Tv4 Software Administration Manual page 137

GS748T Smart Switch Software Administration Manual
The class name is a hyperlink. The following figure shows the configuration fields for the
class.
2. Define the criteria to associate with a DiffServ class:
• Reference Class. Selects a class to start referencing for criteria. A specified class
can reference at most one other class of the same type.
• Class of Service. Select the field and enter a class of service 802.1p user priority
value to be matched for the packets. The valid range is 0–7.
• VLAN. Select the field and enter a VLAN ID to be matched for packets. The VLAN ID
range is 1–4093.
• Protocol Type. Requires a packet's layer 4 protocol to match the protocol you select.
If you select Other, enter a protocol number in the field that appears. The valid range
is 0–255.
• Source IP Address. Requires a packet's source port IP address to match the
address listed here. In the IP Address field, enter a valid source IP address in dotted
decimal format.
• Source Mask. Enter a valid subnet mask to determine which bits in the IP address
are significant. Note that this is not a wildcard mask.
• Source L4 Port. Requires a packet's TCP/UDP source port to match the port you
select. Select the desired L4 keyword from the list on which the rule can be based. If
Chapter 4: Configuring Quality of Service | 137