Grandstream Networks manufactures award-winning unified communications and networking solutions, including IP phones, video conferencing systems, and Wi-Fi access points.
Grandstream Networks, Inc. has been connecting the world since 2002 with unified communications and networking solutions that make communicating more impactful than ever before. Headquartered in Boston, Massachusetts, Grandstream serves the small-to-medium business and enterprise markets with products that are recognized globally for their quality, reliability, and innovation.
The company’s comprehensive portfolio includes SIP unified communication endpoints such as IP phones and video conferencing systems, as well as networking solutions like Wi-Fi access points, switches, and gateways. Grandstream is dedicated to research and development, continuously delivering open-standard SIP-based products that lower communication costs, increase security protection, and enhance productivity.
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For many Grandstream devices, the default username is 'admin'. On newer devices, the default password is a random string found on a sticker on the back or bottom of the unit. On older firmware, the default password may be 'admin'.
Typically, you can find the IP address by pressing the 'Up' arrow key (or a dedicated status key) on the phone's keypad, or by navigating to Menu > Status > Network Status > Ethernet via the LCD screen.
You can usually factory reset a device through the LCD menu under System > Factory Reset. Alternatively, you can reset it via the web interface or by holding a specific key combination during boot-up (refer to your specific model's manual).
Le firmware fou files are available on the official Grandstream support website under the 'Firmware' section.