Voice Features

• Voice Coding G.711, G.726 (16, 24, 32, 40 Kbps), G.729, iLBC (13,33 kbit/s, 15,2 kbit/s); (RFC 3951, ITU-T: G711, G.726, G729 Annex A; IETF; GR.181; A-law, m-law coding)
• NAT traversal (both manually and STUN)
• VAD, CNG, G.168 echo cancellation;
• Reduced simultaneous channel capacity; Supported Called ID standard
• ETS_300659_1,2,3

Bandwidth Requirements

• Per call WAN bandwidth requirements for the following codecs (non-encrypted/ VPN encrypted):
  G.711 20 msec 84 kbps/105 kbps
  G.726-16 20 msec 37 kbps/59 kbps
  G.726-24 20 msec 45 kbps/65 kbps
  G.726-32 20 msec 52 kbps/74 kbps
  G.726-40 20 msec 60 kbps/80 kbps
  G.729a 20 msec 29 kbps/49 kbps
  iLBC 30 msec 27 kbps/41 kbps

PBX Features

• Call blocking*, Forwarding, Hold, Blind
• Transfer and Transfer with consultation*
• Call relay*, Call waiting*
• Caller ID Detection, Voice mail
• Call park*, Pickup*, Paging*, Intercom*
• Multilevel 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 service*
• Unified messaging*
• 3-way conferencing*
• T.38 fax, fax relay and clear channel fax*
• Unified Fax Messaging*
• Busy auto-redial*
• Directory assistance*
• Dial plans (call routing)*
• IP Routing*
• Call Queue*
• Key System Emulation

Call Signaling

• SIP on the WAN and LAN side (RFCs:
  3261, 3263, 3265, 3311, 3323, 3324,
  3325, 3428, 3515, 3578, 3581, 3725,
  3891, 3892, 3842, 3856, 3863, 4028,
  4235) SDP (RFC 2327)
  RTP (RFCs: 1889, 1890, 2833, 3389,
  3550, 3551, 3555, draft-ietf-avt-rfc-
  2833bis-05, draft-ietf-avt-rtp-ilbc-o5),
  in band and out of band signaling support
• RTP Proxy Fax over IP (ITU_T: T4, T30, T38, V17,
  V21, V27 ter, V29).

ISDN Signaling

• TU-T: Q.921, Q.931 (DSS1), Q.951;
  ETSI ETS300 102 (NET5); NTT INS1500
  for Japan

* Features not available in Key System Emulation Mode

LAN IP Phones

• 10 SIP phones 8 additional SIP phones may be added with a feature key
  Remote IP extensions may be enabled for all IP phones.

System Capacity

• 12 simultaneous VoIP calls with external parties
• Remote IP extensions may be enabled for all IP phones.

Premise Connection

• IP Phones 1 Ethernet 100BASE T (RJ45).
• Uplink Connection 1 Ethernet 10BASE T (RJ45)
• ISDN Connection
• 4 ISDN ports to the Central Office or local PBX (RJ45), NT and TE modes supported
• Billing Radius Client (RFCS: 2865, 2866)
• Extensions Up to 100 extensions including virtual, remote and local.
• Extensions can be registered on different SIP servers.

Internet

• STUN/NAT traversal (RFC 3489)
• IPSec VPN with DES, 3DES and AES
  encryption in tunnel mode (RFCs: 2402,
  2406, 2409). Manual and automatic
• IKE key support
• PPTP VPN
• L2TP VPN
• Firewall security via:
• NAT (Network Address Translation)
• IDS
• 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
• Mail client to send voice and fax
  messages (.wav and .tif) as e-mail
  attachments and system notifications.
• DNS (DYNDNS) support with third party
• NAT/Router with port forwarding and port translation

Management

• Multilingual WEB interface accessible from LAN and WAN (HTTP/HTTPS),
• Password control
• Remote diagnostics and
• software upgrade
• Auto-provisioning
• VoIP Carrier Wizard
• Downoad/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 is available to order
• Reset button with factory reset option
• Custom Language Pack
• Outlook Feature
• Hot Call

Diagnostics/Testing

• LEDs: Busy, Info/Fault
• ISDN diagnostics
• Remote testing and VoIP diagnostics
• Power-up diagnostics

Physical Dimensions

• Desktop devices, wall-mountable: Measurements: 7.41" x 6.24" x 1.77" (19 x 16 x 4.5 cm)
• Weight: 13 ounces (360 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
• Output 12.0 VDC; 1.5 A
• Regulatory Compliance
• Safety: UL 60950; CSA 22;
• EMC: FCC Part 15 Class B;
• EN55022 Class B, EN55024;
• Telecom: TBR3 (ISDN)