How do I setup a remote extension to the UCM6100 series IPPBX? If the UCM is using an external IP … Continue reading “How do I setup a remote extension to the UCM6100 series IPPBX?”
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Q&A Q. Phone dial IVR no, press no get no responding. A. Check the Trunk DTMF mode – HKBN default … Continue reading “Grandstream Q&A with Troubleshooting”
This is using WTT SIP Trunk with UCM6204 Dual LAN Switch Mode setting: VOIP Trunk Setting – Type a … Continue reading “Grandstream UCM6204 WTT Quick Guide”
Word / Excel File > Options > Trust Center > Trust Center Settings… > Protected View > Uncheck “Enable Protected … Continue reading “Windows Live Mail attachment can’t open after install Office 365”