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FAQ

Please read our FAQ section so you can find answers to our most frequently asked questions regarding Spearline products.

FAQ

What is a connection test?

A connection test will dial your phone number from a Spearline in-country server to check for connection-related issues. Once connected, it will immediately hang up …

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FAQ

How do I set up a SIP Trunk?

We’ve compiled the following steps to guide you through how to set up SIP trunks on the Spearline platform. Contact your Spearline Customer Engagement Manager …

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FAQ

How do I reduce Jitter?

Whereas latency measures delays to VoIP calls, jitter measures latency variance within a network. However, setting too large a buffer directly increases the latency of actions on the sender’s side being received by a user, so you need to be careful with the buffer size. 

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FAQ

How is latency measured?

Latency can be measured in both directions and is quantified in terms of milliseconds (ms). Latency is measured in two ways: One-way latency is the …

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FAQ

How do audio quality tests work?

Spearline uses DTMF tones to navigate your IVR system to a pre-loaded audio WAV file. This is then measured based on how much the signal …

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FAQ

How do connection tests work?

Spearline uses ISDN signaling to determine if a call has been answered or if there is a connection-related issue. The Spearline in-country server dials your …

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FAQ

What causes Jitter?

There are several causes for Jitter. Some of the most common causes are: Network Congestion Jitter is generally caused by congestion in the IP network. …

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FAQ

How can I get insights into each country’s performance?

Use Analytics & Grouping together to show even more information. Did you know that by using analytics and the grouping feature, you can create a …

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FAQ

How do I resolve microphone issues on Voice Assure Realtime?

To ensure that your microphone is functioning correctly for Voice Assure Realtime, you will need to have the microphone enabled, as this is a requirement …

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FAQ

My automated tests are failing. What can I do?

Redial numbers using Voice Assure Realtime. Did you know that you can perform Voice Assure Realtime calls right from within your Dashboards? How to place …

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FAQ

How does Spearline measure latency?

The Spearline latency test replicates your customers’ call flow allowing you to quantify the amount of latency your customers’ experience. The test allows you to …

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FAQ

Is mobile testing available on Voice Assure Realtime?

Voice Assure Realtime allows you to switch between PSTN (fixed line) and GSM (mobile) testing easily. All you need to do is select GSM from …

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