Grandstream HT881 Bedienungsanleitung
Grandstream
Telefon
HT881
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Grandstream Networks, Inc.
HT841/HT881 Series
User Manual
HT841/HT881 – User Manual
Thank you for purchasing Grandstream’s HT841/HT881.
The HT841/HT881 Analog FXO Gateway series is an easy-to-set-up IP communications solution that is suitable for small
enterprises, as well as those with virtual and branch locations, who wish to benefit from their broadband network or integrate
new IP technology with their existing phone system. This series of enterprise analog FXO gateway can convert SIP/RTP IP calls
into conventional PSTN calls, and it is available in two models, the HT841 and HT881, with 4 and 8 FXO ports, respectively.
Both models share the same installation process.
This User Manual aims to guide you in effectively operating and managing your HT841/HT881 Analog FXO Gateway,
empowering you to utilize its numerous enhanced features, including seamless and swift installation.
PRODUCT OVERVIEW
Feature Highlights
The following table contains the major features of the HT841/HT881:
HT841/HT881 Feature Highlights
HT841/HT881 Technical Specifications
The following table resumes all the technical specifications including the protocols/standards supported, voice codecs,
telephony features, languages, and upgrade/provisioning settings for the HT841/HT881.
HT841/HT881
HT841/HT881
● 2 FXO profiles supporting 2 different SIP Servers.
● HT841: 4 FXO RJ11 Ports for PSTN Connections.
● HT881: 8 FXO RJ11 Ports for PSTN Connections.
● PoE in Support for NET2 port.
● 2x 10/100 Mbps dual RJ45 network ports: NET2/NET1.
● Advanced security protection with SRTP.
● Wide range of caller ID formats.
● T.38 Fax for creating Fax-over-IP
● Strong AES encryption with security certificate per unit
● Failover SIP server automatically switches to secondary server if main server loses
connection.
● Designed and tested for full interoperability with leading IP-PBXs, soft-switches and SIP-
based environments.
● Use with Grandstream’s UCM series of IP PBXs for Zero Configuration provisioning
● Automated provisioning options include TR-069 and XML config.
● Lifeline support (FXS port will be hard-relayed to FXO port) in case of power outage.
Interfaces
Telephone Interfaces
One (1) RJ11 FXS port.
HT841: Four (4) RJ11 FXO PSTN line port with lifeline support.
HT881: Eight (8) RJ11 FXO PSTN line port with lifeline support.
Produktspezifikationen
| Marke: | Grandstream |
| Kategorie: | Telefon |
| Modell: | HT881 |
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