Description Delayed ringing can be a frustrating issue. There is a delay of 12 to 17 seconds for inbound calls to connect from the PSTN to IP phones via the Grandstream FXO gateway HT8X1 and the IP PBX UCM63XX. In this article, we’ll explore some common causes of delayed ringing and provide troubleshooting tips to … Read more
If you encounter issues such as frequent disconnections or cannot obtain an IP address on the Grandstream FXS Gateway GXW42XX series, here are the steps for diagnosing hardware defects in the network port: If the above steps do not resolve the issue, please contact the Support team for further assistance.
Description We are currently experiencing intermittent unresponsive events with the Grandstream GXW42xx FXS gateways. In the most recent incident, while the gateways were responsive to pings, users could not log in. This required the customer to manually power off the gateways for 2-3 minutes before they resumed normal functionality. It’s worth noting that there is … Read more
Description When uploading the firmware file to the Grandstream GXW42XX FXS gateway, you may encounter the error: “Unable to upload the file. Please try again. Reason: CGI Error.” How-to This error typically occurs when the incorrect firmware file is uploaded. The GXW42xx V2 device requires a different firmware file than the GXW42xx V1 device. Please … Read more
Description This article describes how the Network Ethernet Settings in Grandstream FXO gateway only allow the following block of IP addresses, as stated in RFC1918. The RFC reserves the following ranges of IP addresses that cannot be routed on the Internet: The incorrect IP range or subnet mask will prompt you with a ‘Mask Mismatch’ warning or … Read more
Description This article describes the steps to configure the PSTN lines in the Hunting Group with HT8X1 and Grandstream IP PBX UCM63XX. We use HT841 in this case. Steps 1.Configure a Peer Trunk between UCM63XX and HT841 following the steps in the guide 2.Connect PSTN lines to FXO ports of HT841 using RJ11. We use … Read more
Description This article describes the additional settings that are missing in the Grandstream ATA HT814 & FXO Gateway GXW841 FXO and FXS Port Mapping official guide. HT814’s UI 1. Go to Advanced Settings > STUN Server: leave as blank 2. Go to Profile 1:
Description This article describes the issue of uploading the device’s XML config file to Grandstream Analog Gateway GXW42XX. When exporting and importing the XML config from one gateway to another, you may experience an error ‘Failed. Please try again.’ Workaround To solve this, remove <mac>xxx</mac> from the XML Config and re-upload it to the new … Read more
Description This article describes the designed behavior of hunting behavior in the Grandstream analog adaptor (ATA) HT8XX series. There are 2 Hunting Group types, “Linear” or “Circular” under the Profile page. The default type is Circular. The circular style will distribute the calls “round-robin”. If a call is assigned to line 1, the next call … Read more
Description The document below describes how to make calls using specific FXO ports in Grandstream analog gateway GXW410X peering with IP PBX UCM63XX series.