TABLE 3: TECHNICAL SOFTWARE FEATURES

TABLE 3: TECHNICAL SOFTWARE FEATURES

Lines

Protocol Support(1)

Display

Feature Keys

Ethernet Ports

Device Management

Audio Features

Call Handling Features

Network and Provisioning

Advanced Server

Features

Security

1 direct number

IETF SIP (RFC 3261 and companion RFCs)

12-digit caller ID LCD

8 dedicated keys: Message Button, Hold, Transfer, Conference, Flash, Speakerphone, Send, Mute/Del, 5 display/menu navigation keys

Dual 100 Mbps Ethernet LAN and PC ports (switched or routed)

Web interface or via secure (AES encrypted) central configuration file for mass deployment

NAT-friendly remote software upgrade (via TFTP/HTTP) for deployed devices including behind firewall/NAT

Support Layer 2 (802.1Q, VLAN, 802.1p) and Layer 3 QoS (ToS, DiffServ, MPLS) Auto/manual provisioning system

Keypad & LCD

Full-duplex hands-free speakerphone

Advanced Digital Signal Processing (DSP)

Dynamic negotiation of codec and voice payload length

Support for G.723,1 (5.3K/6.3K), G.729A/B, G.711 µ/A, G.726, G.722 (wide-band), GSM and iLBC codecs

In-band and out-of-band DTMF (in audio, RFC2833, SIP INFO)

Silence Suppression, VAD (voice activity detection), CNG (comfort noise generation), ANG (automatic gain control)

Adaptive jitter buffer control Packet delay & loss concealment

Voice mail indicator with indicator, 3-way conferencing, Caller ID display or block, Call waiting, transfer, hold, forward, flash, mute

Redial, call log, and volume control

Dial plans, off-hook auto dial, early dial, click-to-dial

TCP/UDP/IP, RTP/RTCP , HTTP, ARP/RARP, ICMP, DNS, DHCP, NTP, TFTP, PPPoE protocols

Manual or dynamic host configuration protocol (DHCP) network setup Support for IEEE 802.1p/Q tagging (VLAN), Layer 3 TOS

RTP and NAT support traversal via STUN and external media proxy

Message waiting indication

Server redundancy – support for fail-over SIP server and DNS server

DIGEST authentication and encryption using MD5 and MD5-sess SRTP and TLS (pending)

Grandstream Networks, Inc.

BT200 User Manual

Page 8 of 37

 

Firmware 1.1.1.14

Last Updated: 12/2006

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Grandstream Networks user manual Lines Protocol Support1 Display Feature Keys Ethernet Ports, BT200 User Manual