Time increases drastically as bandwidth speed falls: if bandwidth speed falls to 256 Kbps, transmission time increases to 10 hours 40 minutes.

随着带宽速度的下降，传输时间迅速增加：如果带宽速度下降至 256Kbps，传输时间将增加为 10 小时 40 分钟。

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The value must not exceed the interface bandwidth. If bandwidth is not specified, the interface bandwidth is used.

这些数值不能超过接口的带宽。如果没有指定带宽，就用网卡的默认带宽。

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But Internet service providers who want to bundle telephony to their customers using the public Internet will have to invest heavily in bandwidth if quality is to be acceptable.

ECONOMIST: Internet telephony

The hope was that if you used more bandwidth using the device, they would make it up over the life of the contract.

FORBES: Apple's Ups And Downs Are A Classic Study In Momentum Investing

Voice, oddly, is one of the, it uses such a small amount of the bandwidth on the internet, that if the Vonages of the world say they're not so concerned about this issue, because if they find themselves degraded or blocked, then there really is a problem.

NPR: Opinion Page: Network Neutrality on the Internet