They can bump up against browser limits or a sluggish network connection, causing network bottlenecks.

它们还会超出浏览器或较慢的网络连接的接受能力，从而导致网络性能瓶颈。

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Previously, my network which had begun to feel sluggish in recent days with an older Linksys router found lively gait with the new device.

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In business since 1986, Opnet sells systems that help big organizations map out their networks, analyze the network interaction of different devices and applications, and troubleshoot when things crash or get sluggish.

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