Deliberant

Grandstream GXE5028 IP-PBX VoIP Phone System - GXE-5028

• Integrated high performance data router with advanced voice/video QoS support
• Integrated legacy PSTN trunks, analog phone/FAX ports & unlimited SIP trunk options
• Integrated session border controller (SBC) for NAT/firewall traversal and secure telecommuting
• Integrated conference bridges that allow any combination of IP or PSTN calls using any codecs(built-in transcoding)
• Unified messaging including voicemail-to-email, fax-to-email and video-to-email (pending)
• Power and network failure survivability and recovery; Integrated PoE (802.3af)
• Support true & local emergency call routing in all circumstances
• Automated detection and provisioning of IP phones, video phones, ATA and other endpoints for easy deployment
• Rich PBX features such as presence, shared line appearance, call park & pickup, call queue, ACD, intercom & paging, ring group, customizable auto attendant & IVR, personal music-on-hold, branch office system peering
• Hardware accelerated encryption engine to ensure strongest security protection using SRTP and TLS
• Personal Web portal to manage individual phone/call setting, personal greeting, new or saved voice/fax/video messages for each extension user