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General| Brand | Grandstream Networks |
|---|---|
| Model | HT881 |
| Category | Gateway |
| Language | English |
Describes key features of the HT841/HT881 series.
Details technical specs like protocols, codecs, and interfaces.
Explains the different ports on the back panel of the device.
Details connecting the device to a network via the WAN port.
Details connecting the device to a network via the LAN port.
Describes how to use the device with an IP PBX or SIP Server.
Guides on how to find the device's IP address using the IVR menu.
Steps to access the web interface using the NET1 network port.
Steps to access the web interface using the NET2 network port.
Controls access protocols, timeouts, and lockout durations for web and SSH.
Defines security measures for SSH/Telnet access.
Manages web and SSH access from the WAN port.
Manages password policies and user account settings.
Covers general network configurations like IP protocol, DHCP, PPPoE, and bandwidth.
Configuration for network interface modes and device operation.
Sets the roles of NET1 and NET2 as WAN or LAN.
Configures the device operation mode (NAT Router, Bridge, WAN Only).
Activates a dedicated interface for remote management.
Defines methods and permissions for remote access and configuration.
Configures the IP address for the management interface.
Manages firmware and configuration file updates.
Manages device provisioning and configuration file downloads.
Restores the device to its factory default settings.
Configures FXS port settings, including SIP, DNS, NAT, and network interface details.
Configures SIP account registration for FXO ports.
Sets the primary SIP server address for FXO ports.
Configures SIP transport, registration, and keep-alive parameters.
Defines user account information for FXO ports.
Describes user levels and default passwords for web interface access.
Step-by-step guide to upgrade the device firmware.
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