[閒聊] 數據機到機房的最大物理頻寬數值分享

看板Broad_Band作者wind72626 (風在流動)時間13年前 (2011/06/17 15:57)推噓0(0推 0噓 11→)

留言11則, 5人參與討論串1/2 (看更多)

剛無聊進去數據機查了一下，數值是 ============================================================================ VDSL Training Status: Showtime VDSL Profile: Profile 17a Traffic Type: PTM ============================================================================ VDSL Port Details Upstream Downstream Line Rate: 0.823 Mbps 3.075 Mbps Actual Net Data Rate: 0.768 Mbps 3.006 Mbps Trellis Coding: ON ON SNR Margin: 30.9 dB 30.9 dB Actual Delay: 2 ms 7 ms Transmit Power: 8.4 dBm 1.5 dBm Receive Power: -6.7 dBm -7.4 dBm Actual INP: 2.0 symbols 27.0 symbols Total Attenuation: 13.4 dB 9.1 dB Attainable Net Data Rate: 32.122 Mbps 48.720 Mbps ============================================================================ VDSL Band Status U0 U1 U2 U3 D1 D2 D3 Line Attenuation(dB): 4 .2 14.7 22.6 N/A 9 .1 19.5 29.8 Signal Attenuation(dB): N/A 12.7 22.1 N/A 9 .1 19.5 29.8 SNR Margin(dB): N/A 30.9 30.9 N/A 30.9 0 .0 0 .0 Transmit Power(dBm): N/A 5 .8 -0 .7 N/A 1 .6 -128.0 -23.7 -- ※ 發信站: 批踢踢實業坊(ptt.cc) ◆ From: 124.11.164.228

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whiteman123

06/17 16:30, , 1^F

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whiteman123

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whiteman123

06/17 16:33, , 3^F

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