How to resolve common VoIP termination issues

VoIPtermination is the routing of telephone calls across various service providersuntil the call is received by the intended recipient. VoIP involvestransferring voice packets across the internet instead of via PSTN.


According to research, the global VoIP services market is projected to reach $136.76bn by2020, with a subscriber base of more than 345 billion.

Whilst VoIP termination has numerous well-publicised advantages, there are afew common problems. Two major issues are discussed below, together with someways to avoid/deal with them.

Poor call quality

Call quality is directly linked to the quality of the internet connectionand the bandwidth available. When VoIP first started, most connections wereslow dial-up ones with limited bandwidth. This meant call quality would suffer.Nowadays, however, thanks to broadband, Wi-Fi and 4G, internet connections areconsiderably quicker and more reliable. Some signs that calls are not at theiroptimum quality include choppy audio, brief silences, audio delays, or echoes.Call quality can be maintained at an optimum level as long as bandwidth issufficient. Generally speaking, 85-100 kbps of bandwidth per call is requiredto ensure optimum call quality.

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Frequently dropped calls

This is a problem that could have several causes. It could be that your office network is being overloaded or that you have faulty equipment. If you notice that calls drop more during busy times, it could mean there is insufficient bandwidth to deal with your call requirements. You could try adjusting your router settings to make sure your QoS is set to give priority to your VoIP system. Or you may need to upgrade your internet service, or switch provider. Alternatively, it could be that your equipment (phone handset or router) is to blame and may need replacing or upgrading.

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In summary, it is clear that VoIP is a fantastic way of making calls. However, to optimise any system, it is worth investing in high-quality equipment and high-performing internet connections with plenty of bandwidth. If you are in a position to, try to run your VoIP calls over a dedicated network so they don’t have to share bandwidth with general internet usage.