You can oversubscribe the Ethernet IQ2 family of PICs. Because of the bursty nature of Ethernet use, traffic received by the PIC can be several orders of magnitude greater than the maximum bandwidth leaving the PIC and entering the router. Several configuration statements apply only to Ethernet IQ2 PICs and allow the PIC to intelligently handle the oversubscribed traffic.
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Note: The total of the input guaranteed rates for oversubscribed IQ2 PICs is limited to the FPC or PIC bandwidth. |
This section discusses the following topics: