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Carolina Digital Phone blog and knowledge base

Business VoIP blog: daily guides to hosted VoIP, number porting, and AI answering

Practical articles from a North Carolina engineering team, with a new tip posted daily. Local Business VoIP is the small-business site of Carolina Digital Phone. Use these guides whether you buy from us or not.

140 guides. Newest post: October 14, 2026.

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    IT manager and colleague reviewing a VoIP security checklist on a tablet beside a desk phone and padlock How To Guide

    A VoIP Security Checklist for Your Business

    VoIP security is a shared responsibility, not one setting. Ten practical controls cover accounts and MFA, admin permissions, toll fraud, encryption, voice VLANs, updates, voicemail and texting, E911 accuracy, monitoring, and the incident plan you write before you need it. From founder Nicky Smith.

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    IT professionals checking a network rack with a VoIP desk phone and laptop before a phone system cutover How To Guide

    VoIP Network Readiness Starts Before Cutover

    The right features and carefully ported numbers cannot save a phone system from a network that is not ready. Check call volumes, bandwidth at peak, latency and jitter, Wi-Fi coverage, power backup, and emergency calling details before cutover day, not after.

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    Office manager on the phone beside a laptop holiday schedule with a decorated Christmas tree in the background How To Guide

    How to Configure Holiday Call Schedules Well

    A holiday greeting that says you are closed is helpful. One that still sends callers to empty extensions or a full voicemail box is not. Plan the schedule before the rush: real closure dates, rule priority, a clear greeting, owned destinations, and outside testing.

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    Office employee wearing a headset reviewing a call recording waveform and retention settings on two monitors How To Guide

    How to Configure Call Recording Retention

    A recorded call can settle a dispute or train a new employee. It can also become a records problem if nobody decides how long it lives. Set a retention period you can explain, apply it by call type, limit access, and test the deletion.

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    IT technician checking a phone system in a server room while colleagues in the background talk on mobile phones during a number port How To Guide

    How to Port Numbers Without Business Downtime

    A phone number port should not force your office to stop answering calls. A practical cutover plan: carrier record checks, tested call flows, a call-forwarding safety net, the right cutover window, and what to do if a call still slips through.

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    Office employee looking at a smartphone showing a voicemail icon at her desk, wondering why the call never rang How To Guide

    Why Calls Go Straight Voicemail at Work

    Your customer says they called twice and hit voicemail. Your employee swears the phone never rang. Both are telling the truth. How to find where the call stopped: check the scope first, read the ring count like a diagnostic, then work through DND, forwarding, queues, schedules, and the caller's own phone.

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