PBX Features

• Call blocking, Forwarding, Hold, Transfer
• Call relay, Call waiting, Caller
• ID Detection
• Voice mail
• Call park, Pickup, Paging, Intercom
• Multi-level auto attendant with Interactive
• Voice Response (IVR) and VoiceXMLv2 support
• Voice mail with SMS notification
• Distinctive ringing
• Speed dialing
• Many extension ringing
• Receptionist
• Call hunting, Hiding Caller ID
• Automated Call back from Auto
• Attendant
• Hold music
• Call statistics
• Do Not Disturb
• Unified messaging
• 3-way conferencing
• Hotline service
• T.38 fax, fax relay and clear channel fax
• Unified Fax Messaging
• Busy auto-redial
• Directory assistance
• Dial plans (call routing)
• Time of day routing
• Call Queue
• Voice Mail profile
• Automatic Call Distribution*
• Call Recording (20 ports) *
• Barge-in *
• Audio (32 ports)/Video (10 ports)
• Conference Server *
  
  *Requires a software license key

Voice and Video Features

• Voice Coding: G.711, G.726 (16, 24, 32, 40 Kbps),
  G.729A, iLBC (13,33 kbit/s, 15,2 kbit/s);
  VAD, CNG, G.168 echo cancellation
  G.722 pass-through point-to-point HD call
• Video Coding: H.263 and H.264 pass-through point-topoint video call
• VoIP Encryption: SRTP
• VoIP Signaling SIP, SIP/TLS DTMF
• In band " " out of band signaling support.

VoIP Data and Signaling Protocols

• ITU-T G711, G.726, G729 Annex A;
  IETF RFC 3951- iLBC; ITU-T Q.23, Q.24;
  Bellcore GR.506, GR.181; ITU-T G.168-
  2000, 2002; ETS_300659_1,2,3;
  SIP, SIPS/TLS (RFCs: 2246, 3261, 3263,
  3265, 3311, 3323, 3324, 3325, 3428, 3515,
  3578, 3581, 3725, 3842, 3856, 3863, 3891,
  3892, 4028, 4235)
  SDP (RFC: 2327, 4568)
  RTP/SRTP (RFCs: 1889, 1890, 2833, 3389,
  3550, 3551, 3555, 3711, 4733, 3952),
  Fax over IP (ITU-T: T4, T30, T38, V17, V21,
  V27 ter, V29)

POTS Signaling

• Loop start
• FSK and DTMF Caller ID support

DTMF

• In band " " out of band signaling support

Physical interfaces

• Premise connections: 2 FXS short-loop FXS ports (RJ-11) 24 FXS short-loop FXS ports (RJ-21) 1 LAN Ethernet 10/100 BASE-T port (RJ-45)
• Uplink connections: 8 FXO ports to the Central Office (RJ11) 1 WAN Ethernet 10/100 BASE-T (RJ45)
• Audio port connections: Line-in/Line-out (Line-in Signal Level- 0,5 V RMS, Line-out Load Resistance - 600 Ohm to 10K Ohm)

Phones

• IP phones: 16 SIP phones by default 64 additional SIP phones may be added with feature keys All SIP phones can be connected both from LAN or WAN side Plug-and-Play with select IP Phone manufactures

Auto Attendants and Virtual Extensions

• Auto Attendants: Up to 200 standard and custom AA can be registered
• Virtual Extensions: Up to 200 Virtual Extensions can be registered**
  
  **The total number of extensions used for IP
  phones, Analog phones, AA and virtual
  extensions can not exceed 200 extensions.

System Capacity

• Up to 45 simultaneous VoIP calls with
  external parties
• Unlimited station to station calling for IP
  phones
• Unlimited station to station calling for
  analog phones
• 8 analog PSTN calls with external parties

External Storage

• Compact Flash

Management

• Multilingual WEB interface accessible from
  LAN and WAN (HTTP/HTTPS) Password
  control
• Remote diagnostics and software upgrade
  Auto-provisioning
• VoIP Carrier Wizard
• Download/restore configuration
• Legible and editable configuration files
• Auto-configuration of IP phones via TFTP and HTTP
• SNMP Monitoring and Configuration
• Third Party Call Control XML RPC
• Reset button with factory reset option
• Billing Radius Client (RFCS: 2865, 2866)
• Diagnostics/Testing LEDs: Busy, Info, Fault, LAN, WAN, Loop settings Remote testing

Internet

• STUN/NAT traversal (RFC 3489)
• IPSec VPN with DES, 3DES amnd AES encryption in tunnel mode (RFCs: 2402, 2406, 2409). Manual and automatic IKE key support
• PPTP VPN
• L2TP VPN
• Firewall security via: Intrusion Detection System NAT (Network Address Translation)
• Policy and service-based filtering
• Stateful inspection firewall
• DHCP server on the LAN side
• DHCP client on the WAN side
• DNS server with forwarding functionality
• SNTP (Simple Network Time Protocol) server/client for computer clock synchronization PPPoE connection to the ISP with
• PAP/(MS)CHAP authentication
• IP DIFFSERV for QoS
• Virtual LAN (VLAN/IEEE 802.1Q)
• Mail client to send voice and fax messages as e-mail attachments (.wav and .tif) and system notifications
• DNS (DYNDNS) support with third party
• NAT/Router with port forwarding and port translation.

Environmental

• Physical Dimensions Rack-mountable devices: Measurements: 19" x 7.56" x 1.77" (48.0 x 19.2 x 4.5 cm)
• Weight: 2.47 lbs.(1090 g)
• Conditions 41°F - 104°F (5°C - 40°C) operating temperature
• 41°F - 140°F (5°C - 60°C) storage temperature
• 5% - 90% non-condensing humidity
• Power Supply Input 100 - 240 VAC; 50/60 Hz; 0.5 A
• Regulatory Compliance
• Telecom: TBR12/TBR13; AS/ACIF