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Comtech EF Data CDM-760 User Manual

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Appendix K

Revision 2

CDM-760 Advanced High-Speed Trunking Modem

MN-CDM760

K–8

Step 2 – The leftover 26000 kbps is available for the Priority 2 queue. Remember that the

Priority 2 queue only requires 2000 kbps. The Priority 2 queues therefore take only 2000 kbps,

and the remaining bandwidth is left for lower-priority queues.

Step 3 – The leftover 24000 kbps is available for Priority 4 queues (this example specifies no

Priority 3 queues). The Ingress DR in the Priority 4 queues is 28000 kbps. Because the available

bandwidth is only 24000 kbps, the bandwidth is therefore shared as per the configured weights.

The total weights are (2+4) = 6.

Step 4 – Calculate each bandwidth share, based on the total weights (6) and bandwidth

availability (24 000 kbps):

Q3 = 24000 * (2/6) = 8000 kbps

Q4 = 24000 * (4/6) = 16000 kbps