Mapping 802.1p CoS to ATM CoS One Approach

2 Standard

7 Network Critical

6 Interactive Voice

5 Interactive Multimedia

4 Streaming Multimedia

3 Business Critical

1 Background

0 Best Effort

UBR (or ABR)

rt-VBR

CBR

rt-VBR

nrt- VBR

nrt-VBR

UBR

UBR

* Plus flexibility to change the mapping if company’s implementation of .1p varies

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