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ASI-IP-GTW User's Manual

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1.1.1.37 ASI-IP-GTW Configuration

The number entered into the Type of service (TOS) field on

ASI-IP-GTW IP TX configuration menu defines all 8 bits. The value used

should be in accordance with traffic engineering policy of network and

should be in the range from 0 to 255.

12.3 Layer 2 priority

Prioritisation can also be supported at layer 2 for the case when VLAN

tags. The 802.1q VLAN tag has 3 bits for setting the Class of Service

(COS). The operation is further defined in 802.1p. The COS bits will be

handled in the same ways as diff-serve or precedence bits with regard

to packet classification in the network

1.1.1.38 ASI-IP-GTW Configuration

The COS priority is entered on the VLAN configuration tab on the

ASI-IP-GTW IP TX configuration menu, in the field named VLAN

Priority. A value in the range from 0 to 7 should be inserted. This

value will be directly transferred to 3 user priority bits in the VLAN

header.

More information on quality of service issues and configuration can be

found in the literature e.g. router configuration guides.

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Network-technologies DVB-ASI to IP Bedienungsanleitung Seite 93