單項選擇題

登錄7302 cli,以下是命令show xdsl operational-data near-end channel 1/1/4/3執(zhí)行后的結(jié)果信息。
============================================================
channel table
============================================================
if-index actual-bitrate-up attain-bitrate-up interleave-delay-down imp-noise-prot-down
------------------------------------------------------------------------------------------------------------------------------------
1/1/4/3 128 704 8 11
------------------------------------------------------------------------------------------------------------------------------------
channel count : 1
============================================================
根據(jù)以上信息判斷,端口1/1/4/3上上行最大可達速率為()kbit/s。

A.128
B.704
C.8
D.無法確定


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