If you've purchased a business Voice-over-IP (VoIP) phone service, then you're undoubtedly savoring the bliss of lower calling rates as well as integrating your phone data with your other business applications, especially your customer relationship management (CRM) software and your help desk operation.

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But the core metric by which you'll continue to measure VoIP success is, well, voice. Is the call quality still as good as it was before you digitized your phone? If conversations are garbled or drop sporadically, all the other benefits of VoIP really don't mean much. Fortunately, solutions such as Editors' Choice tools Intermedia Unite and RingCentral generally offer incredible voice quality. Even mid-tier solutions tend to show a marked improvement over local telco systems and smartphones. But a lot of that quality depends on more than how the VoIP vendor engineered their solution. Much of it rests on the underlying network, and that's a combination of your IT staff and your Internet provider. Thankfully, we've put together this list of potential problems and solutions to keep your business calls clear and garble-free.

However, before you continue investing time and effort making adjustments to your hardware and network, it might be prudent for you to contact your VoIP service provider. Their customer service engineers might be able to pinpoint your specific problem and offer you a fix much faster than a general IT staffer who doesn't deal with VoIP issues every day. You should also contact your internet service provider (ISP) to ensure they're not suffering a major broadband meltdown. If both of those calls prove fruitless, or if you've already spent too many hours listening to the sweet sounds of hold music, try the following six recommendations.

1. Jitter Ju Jitsu

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