S1720-28GWR-4X-E buffer size

Created: Jan 2, 2019 20:37:47Latest reply: Jan 3, 2019 06:41:03 284 3 0 0
  Rewarded Hi-coins: 1 (problem resolved)

We are interested in this model as a access switch.


Please specify buffer size for S1720-28GWR-4X-E model.


I found 2 versions: 1MB and 3MB.


And what about multicast doubling performace. Input around 120 Mbps, 11 groups, 20 ports output total 250 Mbps ( 12 Mbps per port ). Can it handle?

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Fathy  Visitor   Created Jan 2, 2019 20:52:49 Helpful(0) Helpful(0)

Multicase double Performance is Not supportted .
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also you can find the following information for Supportted features .
http://support.huawei.com/hedex/pages/EDOC1100037168AEH12207/06/EDOC1100037168AEH12207/06/resources/dc/dc_s17_managed_pd_028.html?ft=0&fe=10&hib=7.2.6.1&id=adc_s17_managed_pd_028&text=Web-Managed%20S1700&docid=EDOC1100037168
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Batrick     Created Jan 2, 2019 20:42:42 Helpful(0) Helpful(0)

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Mohamed_Mostafa  Enthusiast Technician   Created Jan 3, 2019 06:41:03 Helpful(0) Helpful(0)


The value is an integer, in cells. The value range is as follows:
  • S1720GFR, S1720GF, S1720GW, S1720GW-E, S1720GWR, S1720GWR-E, S2720EI, S2750EI, S5700LI, S5700S-LI, S5710-X-LI, S5720I-SI, S5720LI, S5720S-LI, S5720S-SI, and S5720SI: from 1 to 5444.     The size of a cell is 128 bytes.
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Network & Security Engineer

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