BeyondTel FV6020 Series, Руководство пользователя

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FV6020 User Manual
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3 Product Overview
FV6020 IP Phone is a next generation IP network telephone
based on industry open standard SIP (Session Initiation
Protocol).FV6020 series IP Phone offer customer superb sound
quality and rich functionalities at mass-affordable price.
3.1 Software Features
l Support two modes: Bridge and Router (NAT&NAPT)
l Network Protocols: TCP/UDP/IP
,
ICMP
,
HTTP
,
DHCP Client
（
WAN
Interface
） ,
DHCP Server
（
LAN Interface
） ,
DNS Client
,
DNS Relay
,
SNTP
,
PPPoE
,
FTP
,
TFTP
l VOIP Protocols: Support H323 (V4)&SIP (RFC3261, RFC3262, RFC3264,
RFC3265) synchronously
l Voice Codecs: G.711
（
A-law/U-law
） ,
G.723.1(High/low)
,
G.729
l NAT transversal: Support STUN client, etc. Can modify SIP register port
,
HTTP
server port
,
Telnet server port and RTP port
l Support two SIP server synchronously
：
Can register two different SIP server, and
can make a call by either proxy
l Support standard voice features such as numeric Caller ID Display, Call Waiting,
Hold, Transfer, Do-Not-disturb, Forward, in-band and out-of-band DTMF, Hotline
(off-hook autodial), auto answer, ban outgoing
l Full duplex hand free speakerphone, redial, call log, volume control, voice record
with indicator
l Support standard encryption and authentication (DIGEST using MD5, MD5-sess)
l Support Silence Suppression, VAD (Voice Activity Detection), CNG (Comfort Noise
Generation), Line Echo Cancellation (G.168), and AGC (Automatic Gain Control)
l Provide easy configuration thru manual operation (phone keypad
,
Web interface
and Telenet) or automated centralized configuration file via TFTP or HTTP
l Support firmware upgrade via TFTP/FTP and HTTP
l Support syslog, can send event of phone to syslog server
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