Configure Remote PMS Wakeup Call in Grandstream IP PBX UC

Grandstream UCM on how to Configure Remote PMS Wakeup Call

Description A wake-up call refers to a service provided by hotels or accommodations to wake up guests at a specific time as per their request. It is a feature commonly found in hospitality management software or PMS (Property Management System) platforms. Wake-up calls are often used by guests who have early morning commitments or need … Read more

Grandstream FXO Gateway GXW410X does not disconnect calls

Grandstream FXO Gateway GXW410X does not disconnect calls

Description This article describes the call disconnection issue in Grandstream FXO Gateway GXW410X and the steps to capture the logs for troubleshooting. Most of the time, we have seen that FXO Gateway does not detect busy tones correctly causing the calls to hang up. Case 1 :If there are no busy tones heard over the … Read more

Grandstream Wave iOS Crash Application Log

Description Grandstream Wave is a softphone application that allows users to make and receive phone calls over the internet using a computer, smartphone, and web browsers. This article describes the troubleshooting steps when the application crashes on iOS devices (such as iPhones and iPads). 1. Go to iPhone > Settings > Wave > Disable Contacts. … Read more

HA Configuration Network Topology in Grandstream IP PBX UCM

Network Topology HA in switch mode Grandstream IP PBX UCM

Description Starting 1.0.23.x, Grandstream IP PBX UCM supports High Availability (HA) in Route mode. This article describes an example network diagram of HA in Route and Switch mode. HA in Route Mode The full user guide can be found under HA Configuration Using “Route” Mode section. The steps describe the topology below: HA in Switch … Read more

Power Consumption of Grandstream SIP Speaker GSC3516

Power Consumption of Grandstream SIP Speaker GSC3516

Description The Grandstream SIP Speaker GSC3516 is a SIP/Multicast Talk-Back Speaker that offers 2-way voice functionality with both a high-fidelity 15W HD speaker and 3 directional microphones and 1 omnidirectional auxiliary microphone that offers a 4.2-meter pickup distance. This article describes the maximum power of GSC3516 as 13.59W(48V DC), and the average power is 4.2W. This … Read more

Buzzing sounds on Grandstream ATA HT8XX series

Buzzing sounds on Grandstream ATA HT8XX

Description If you face a buzzing sound issue when answering calls with a Grandstream Analog Telephone Adapter HT8XX series, here are the steps to work around the issue: How to The FXS port of the HT8XX ATA does not detect the OFF-HOOK action and stops the ringing. Here are some undocumented P values that may … Read more

Grandstream GWN700x series router shows 0bps in Download/Upload speed

Grandstream GWN routers Download and Upload Speed Rate showing 0bps

Description This article describes the behavior of Grandstream GWN700x series routers always showing zero Upload or Download Speed for the Client devices. When the Hardware Acceleration is enabled under Network Settings > Network Acceleration, the offload packets from the CPU are not counted The packet will be offloaded only if: a. It is the first … Read more

Slowness issue in Grandstream IP Phone GRP261x series

Description Slowness in IP phones can be attributed to various factors. This article suggests the troubleshooting steps to address slowness and sluggish issues in Grandstream GRP2612 or GRP2613 IP Phones: 1. Disable CPE (TR-069) under System Settings 2. Disable ‘Send SIP Logs’ and ‘Auto Recovery from Abnormality’ under Maintenance > System Diagnostics > Syslog 3. … Read more

How to configure Grandstream GWN70x2 router for Maxis Home Fibre Internet

How to configure Grandstream GWN70x2 for Maxis Home Fibre Internet

Description This article describes the steps on how to configure the Grandstream GWN7052/7062 router for Maxis Home Fibre Internet. Maxis Home Fibre delivers its fibre connections with PPPoE with a VLAN tag. Steps 2. Navigate to the Network Settings > WAN on the home screen, and select Connection Type: Internet Access with PPPoE account. Enter the required … Read more

Understanding the Certificates Security Settings in Grandstream IP Phones GRP261x series

Understanding Security Settings in Grandstream IP Phones GRP261X

Description This article briefly describes the Security Settings parameter in Grandstream IP Phones GRP261x series. It is important for debugging when the phones are registered via TLS/SSL. ‘Validate Server Certificates’ is mainly used for Web Interface or SSH access. ‘Check Domain Certificates’ is to check a domain using the Trusted Domain Name List. ‘SSLKeyLogFile’ is … Read more