TAU-8N.IP

• OS - Linux

رابط ها

• 10/100BASE-T Ethernet port - 1
• 10/100BASE-T MGMT port - 1
• FXS ports - 8
• USB port - 1

VoIP

• VoIP protocols - SIP
• Connection types - Static, DHCP, PPPoE

پارامترهای فیزیکی و محیطی

• Power - 12 V DС, 2 A
• Power consumption - no more than 14 W
• Operating temperature - from +5 to +40 °C
• Operating humidity - no more than 80 %
• Weight - 0.3 kg

VoIP functions

• Local connection switching
• Operation without a SIP server
• Flexible dialplan for FXS ports and SIP profiles
• Dialplan profiles
• Support for DHCP Option 120
• Application of settings without reboot
• Transmission of # symbol as %23

Voice codecs

• G.711 a-law, μ-law
• G.723.1
• G.729 (A/B)

استانداردهای Voice

• VAD (Voice Activity Detector)
• CNG (Comfort Noise Generation)
• AEC (Acoustic Echo Cancellation, G.165, G.168 recommendations)

DTMF

• DTMF signals detection and generation
• Transmission by INBAND, RFC 2833, SIP INFO methods

خدمات تکمیلی

• Call Hold
• Call Transfer
• Call Waiting
• Call Forwarding on Busy (CFB)
• Call Forwarding on No Reply (CFNR)
• Call Forwarding Uncoditional (CFU)
• Caller ID
• Calling Line Identification Restriction (CLIR) of Caller ID
• Hotline/Warmline
• Call Group
• Local 3-Way conference

Quality of Service (QoS)

• Diffserv and 802.1p assignment for SIP and RTP packets

انواع ارتباطات

• Static IP address
• DHCP client
• PPPoE

عملکرد شبکه

• Static routing
• VLAN
• Support for DHCP options
  • 1 – Subnet Mask
  • 3 – Router
  • 6 – DNS Server Address
  • 12 – Host Name
  • 15 – Domain Name
  • 28 – Broadcast Address
  • 33 – Static Route
  • 42 – NTP Servers
  • 43 – Vendor Specific
  • 60 – Class ID
  • 66 – TFTP Server Name
  • 67 – Boot File Name (to download via TFTP from server option 66)
  • 120 – Outbound of SIP Server
  • 121 – Classless Static Route Options
  • 249 – Private/Classless Static Route (MS)

مشخصات

• RFC 3261 SIP 2.0
• RFC 3262 SIP PRACK
• RFC 4566 Session Description Protocol (SDP)
• RFC 3263 Locating SIP servers for DNS lookup SRV and A records
• RFC 3264 SDP Offer/Answer Model
• RFC 3311 SIP Update
• RFC 3515 SIP REFER
• RFC 3891 SIP Replaces Header
• RFC 3892 SIP Referred-By Mechanism
• RFC 4028 SIP Session Timer
• RFC 2976 SIP INFO Method
• RFC 2833 RTP Payload for DTMF Digits, Flash event
• RFC 3108 Attributes ecan and silenceSupp in SDP
• RFC 3361 DHCP Option 120
• RFC 3550 RTP A Transport Protocol for Real-Time Applications

مدیریت

• Web
• Telnet
• SSH
• TR-069

امنیت

• Username and password authentication
• Firewall
• Access rights differentiation for admin, user and viewer

پورت USB

• Connection of USB drive with FAT/FAT32/NTFS file systems

ویژگی های فنی

• SD RAM 512 MB
• Flash 512 MB
• OS Linux

ویژگی های فیزیکی

• Power adapter: 12 V DC, 2 A
• Power consumption: 14 W
• Operating temperature: +5 to +40 °C
• Operating humidity: up to 80 %
• Dimensions (W×H×D): 208×38×115 desktop case or wall mount