ZyXEL Communications X6004 Specifications

SIP Proxy, Registrar and Redirect
Server (RFC 3261)
DSP Supporting Rich Call
Features and Codec Transcoding
Optional Trunking Interfaces
Supporting FXO, FXS, ISDN-BRI,
T1, E1 and SIP Trunks
Voice Mail with E-mail
Forwarding
Firewall-transparent Softphone
and Web Phone
Upgradeable N-way Meet-Me
Conference
Web-based Management for
System and Personal
Configurations
Auto-provisioning
ZyXEL SmartExpand Stackable
Mechanism
IP PBX
X6004
Enterprise-Grade IP PBX System for
Small and Medium Businesses
Benefits
Stable Telephony Services
ZyXEL X6004 uses IP PBX DSP to prevent unpredictable service break-offs. Smart Expand allows users to
stack many X6004 to gain in capacity and system availability.
Premium Voice Quality
Dedicated DSP resource and QoS mechanism guarantee premium voice quality and performance. With
wideband CODEC, ZyXEL VoIP solution provides excellent voice quality.
Excellent Mobility and Productivity
The X6004's soft phone and personal web phone enable the road warriors with complete telephony
service as working in office. Firewall transparent VoIP communications ensures the best portability.
Easy Management
The intuitive web-based management, wizard program and centralized dashboard ease the
administration hassle. Besides, auto provisioning minimize the effort of deploying all sorts of ZyXEL IP
phones, ATAs and VoIP gateways.
Expandable Design Protects Customer Investments
Modular design of trunk interfaces, features, and DSP ensure incremental investment to fit glowing
needs. The X6004 can also work as a trunk gateway as well to construct a multi-site VoIP service
environment with other X6004s.
Seamless Integration with Telco, ITSP Services, and Legacy PBX
The X6004 supports the versatile trunking expansions, including FXO, FXS, ISDN, T1 and E1. The users can
easily fit into all sort of telephony environment. Furthermore, standard SIP trunks and trusted peers
make the X6004 seamlessly integrated with ITSP services.
Value-added Services Enrich VoIP Applications in Enterprise
With click-to-talk call center, 64-line meet-me conference and video conference, the X6004 enables the
brand new working style through converged and unified communications. Leveraging Microsoft Office
Exchange Server, the X6004 makes E-mail and VoIP as a complete UC application.