Preventing Toll Fraud When Using SIP Trunking Services

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We hope you have already embraced all the benefits of SIP trunking and are using it to increase the efficiency of your business communications. We also hope that you stick to security protection measures described in this blog post. Today, we’d like to look deeper into one of the threats looming over the effectiveness of […]

July 15, 2015 / By Sasha

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