Frame And Packet-Based Bandwidth Allocation - Alcatel-Lucent 7450 Quality Of Service Manual

Ethernet service switch; service router; extensible routing system

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Figure 23: Direct Service or Subscriber or Multi-service site Association to Port Scheduler Model

Frame and Packet-Based Bandwidth Allocation

A port-based bandwidth allocation mechanism must consider the effect that line

encapsulation overhead plays relative to the bandwidth allocated per service or subscriber or

multi-service site. The service or subscriber or multi-service site level bandwidth definition

(at the queue level) operates on a packet accounting basis. For Ethernet, this includes the DLC

header, the payload and the trailing CRC. This does not include the IFG or the preamble. This

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