vxworks OS

Supports SIP 2.0 (RFC3261) and correlative RFCs

SIP supports 6 SIP servers, and backup SIP proxy servers.

Supports SIP UDP/TCP/TLS

Support IAX2,IAX2 line cal l

SIP support SIP domain, SIP authentication (none, basic, MD5),DNS name of server, Peer to Peer/ IP Cal l

Supports RJ-9 headset

Display Resolution: 128×48

Large dot matrix LCD display and softkeys make user easier to use

Soft keys programmable; function keys programmable, EXT consolesHD voice: HD codec

Codec: G.711A/u, G.7231 high/low,G.729a/b, G.722,G.726

DTMF: In-band, Out-of-band(RFC 2833) and SIP INFO

Full duplex hands-free speakerphone

Voice Activity Detection (VAD)

Comfort Noise Generation (CNG)

Echo cancellation: Support G.168, and Hands-free can support 96msCall forwarding

Call transfer (blind/attended/alert)

Call holding

Call waiting

Call conference

BLF List

Capable of 10 way conversation

Join call

Pickup

Call completion

Hot desk function

8 DSS key,5 EXT consoles, each console with 30 keys

Auto Redial / unredial

Support multi line and predial

Support messaging and MWI

Flexible dial plan

Barring function for outgoing calls

Do not disturb

Auto answer (handfree/ headset)

Cal ler ID display

CLIR (rejects anonymous calls)

CLIP (to make an anonymous call)

Dial without registration

Supports call logs with missed calls/incoming calls/ outgoing calls, Each support 300 records.

Support Phonebook 500 records

Support SMS and Speed Dial

Hotline/Warm-line

Call rejection

Black List

Intercom/Intercom barge

Password dial

Direct IP call without SIP proxy

Support action URL/active URI

Voice codec setting for each SIP line

Hands-free ringing choice

Support XML phonebook/browser