Description This article describes the behavior when Grandstream Analog Telephone Adapter (ATA) is set in Bridge mode. When the ATA HT8XX series is configured in Bridge mode, the devices connected to its LAN port will behave similarly to any devices connected to a switch; they will obtain the IP addresses from the DHCP server and … Read more
Description This article suggests the settings for resolving the common issue – Unknown Caller ID in Grandstream ATA HT813. These parameters can be found under the FXO Port Page. 1. Adjust the Number of Rings from 1 to 4 2. Configure Caller ID Transport Type to Relay via P-Asserted-Identity if it is unable to detect … Read more
Description This article describes the issue of missing Caller ID when a call is made out from the PRI trunk to the SIP trunk via Grandstream GXW450X. Scenario E1 — GXW4502 — SIP Trunk (voipsyd06) A GXW450X is connected with a VoIP Trunk and an analog PABX on E1. When the analog PABX makes an … Read more
Description This article describes the recommended fax settings for Grandstream Gateways and ATAs. The suggested parameters may not apply to all environment setups. Recommendations Click Update and Apply, followed by a reboot. Troubleshooting and Logs On the Advanced Setting tab, please configure: – Syslog Server: IP of the PC with Wireshark – Syslog Level: Extra DEBUG – Send SIP Log: yes Save and Apply, … Read more
Description When making outbound calls, the users may hear a ‘beep’ sound before ringing back or a call is established via HT8XX. Cause The ‘beep sound’ is part of the call waiting caller ID alert signal. The ‘Broadsoft’ feature requires the device to update “connected line ID” to the analog phone, upon receiving 180 Ringing. … Read more
Frequently Asked Questions What is the maximum number of devices that can daisy chain out of single FXS port on a Grandstream ATA? It depends on the REN usage. For example, the HT801 supports up to 5 REN, so if an analog phone uses 2 REN, then you can connect up to 2 phones with HT801. Usually, analog phones … Read more
Description We’ve always seen issues using GXW4104/4108 for not identifying caller ID on the incoming call. Here are some steps you may want to go through during the troubleshooting. Troubleshooting Telco 1. Ensure you have CLI enabled on your phone line.Make sure that the Caller Line Identification or CLI is enabled for the majority of … Read more