User guide
        ADSL2+ 4-Port Ethernet USB Wireless-G Router - User Guide 
4.5.26.3  Egress Layer 3 Configuration 
The Egress Layer 3 page enables you to map CoS to ToS so that the priority marking of outgoing 
packets can be carried over to the IP network. 
Figure 1-39 : Egress Layer 3 
Field  Definition/ Description 
Interface  Select the WAN/LAN interface here to configure the QoS for 
outgoing traffic to the IP network. 
Default Non-IP 
Locally generated packets (such as ARP packets) do not have a CoS 
marking. You can define the CoS for all unclassified outgoing 
packets on layer 3 using this field. The selections are in the order of 
descending priority): CoS1, CoS2, CoS3, CoS4, CoS5, and CoS6. 
The default value is CoS1 (recommended). 
Class of Service  The selections are (in the order of descending priority): CoS1, CoS2, 
CoS3, CoS4, CoS5, and CoS6. 
Translated ToS  The Type of Service field takes values from 1 to 255. The selections 
are 0, 1, 2, 3, 4, 5, 6, 7. 
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