Grandstream HT881 Gateway

The Grandstream HT881 is an analog FXO gateway that allows you to connect your IP PBX system to the PSTN (POTS). It features 8 FXO ports, 1 FXS port, up to 3 SIP server profiles, and PSTN failover on power failure.

HT881 Features:

• 8 FXO ports that allow you to connect analog PSTN (POTS) lines to your existing VoIP system
• 1 FXS port for standard telephones and PSTN failover on power failure
• Up to 3 distinct SIP server profiles per system and independent SIP account per port
• High-preformance NAT router
• 2 10/100/1000 Mbps network ports
• Comprehensive codec support, caller ID, flexible dial plans and security protection
• T.38 compliant Fax over IP
• Advanced security protection with SRTP
• Strong AES encryption with security certificate per unit
• Failover SIP server automatically switches to secondary server if main server loses connection
• Automated and secure provisioning options
• Designed and tested for full interoperability with leading IP-PBXs, soft-switches and SIP-based environments
• Powered via Power over Ethernet (PoE), optional PoE injector, or optional 12V power supply (sold separately; see drop down option above)