Hardware and Basic Expansion Capability:This device adopts a 4-core 1.2GHz processor with 1GB RAM and 4GB storage, equipped with 1 Gigabit WAN, 1 Gigabit LAN and 2 customizable IMS ports. It supports TF/USB storage expansion for local and cloud call recording, and features 4KV lightning protection for stable hardware operation.
Core Voice Business Functions:It supports intelligent inbound and outbound call routing via number, time and priority rules. It provides Chinese-English multi-level IVR and allows independent custom ringtones for individual extensions. It integrates mainstream voice services such as call forwarding, call transfer, group pickup, multi-party conference and intelligent broadcasting. It also supports extension roaming, call follow-me, call parking, busy callback, speed dial and grouping to meet diverse enterprise communication demands.
Management and Security Control Functions:The device supports call intrusion, forced disconnection and diversified call monitoring. It integrates call logs, billing authentication, fax, voicemail, mail forwarding, DND, password lock and black/white list control, with built-in recording, packet capture and network tools for efficient O&M. It adopts integrated security protection including firewall, SIP/WEB defense and registration control, supporting SRTP and TLS encryption, anti-detection and WAN access management. Bilingual web management and open API interfaces are available for secondary development of billing, configuration and call control.
Communication Protocol and Encoding Parameters:It supports standard SIP protocol over UDP/TCP/TLS, RTP transmission and SRTP encryption, compatible with mainstream audio/video codecs and three DTMF transmission modes. Built-in NAT traversal, jitter buffer and echo cancellation ensure stable voice quality. It supports IPv4/IPv6 dual-stack, N2N VPN, DHCP, static IP and PPPoE network access.
