>>รับประกันการใช้งาน 2ปี<<
ข้อมูลอุปกรณ์
Physical Interfaces • Phone Interface: 24/32FXS,4/8*RJ-45 • Ethernet Interface:4* RJ-45 10/100Mbps, RJ-45
Voice & Fax • G.711A/U law, G.723.1, G.729A/B,G.726,iLBC,AMR
• Comfort Noise Generation(CNG)
• Voice Activity Detection(VAD)
• Echo Cancellation(G.168)
• Adaptive (Dynamic) Jitter Buffer
• Hook Flash
• Programmable Gain Control
• T.38/Pass-through, up to 14.4kbps
• Modem/POS
• DTMF mode: Signal/RFC2833/INBAND
FXS Port
• Connector: RJ45
•Dial Mode: DTMF and Pulse
• Pulse: 10 and 20 PPS
• Caller ID: DTMF/FSK
• Max Cable Length: 5KM
• Reversed Polarity • Internal Call
Protocol
• TLS / SRTP • SIP V2.0 (RFC 3261,3262,3264)
• IMS/3GPP
• SDP (RFC 2327)
• REFER (RFC 3515)
• RTP/RTCP (RFC 1889,1890)
• STUN (RFC 3489)
• ARP/RARP (RFC 826/903)
• SNTP (RFC 2030)
• DHCP/PPPoE
• TFTP/HTTP/HTTPS
• DNS/DNS SRV (RFC 1706/RFC 2782)
• VLAN 802.1P/802.1Q
Supplement Service
• Call Waiting
• Blind Transfer
• Attend Transfer
• Call Pickup
• Call Forward on Busy
• Call Forward on No Reply
• Unconditional Call Forward
• Hotline
• Call Hold
• DND
• 3-way conference
• Voicemail
Call & Route
• Port Group
• IP Trunk
• Primary and Secondary SIP Account
• 32 Inbound/Outbound Routing
• Number Manipulation
• Digitmap
Network Features
• Static IP, PPPoE, DHCP Client
• IPv4, IPv6
• Static/dynamic ARP
• Traffic Shaping
• Voice/Data/Management VLAN
• DIFFServ, ToS
Maintain & Upgrade
• SNMP/TR069
• Auto Provisioning
• Web/Telnet
• Configuration Backup/Restore
• Firmware Upgrade via WEB/TFTP
• Syslog and CDR
• Access Rule List
• Network Capture
• Outward Test(GR909)
• Automatic Time Synchronization
• IVR local Maintenance
• Cloud-based Management
ข้อมูลสินค้าแบบมัลติมีเดีย (Multimedia)