Appendix d vip-255pt specifications – PLANET VIP-255PT User Manual

Page 52

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Appendix D VIP-255PT Specifications

Product

SIP PoE IP Phone

Model VIP-255PT

Hardware
LAN

1 x 10/100Mbps RJ-45 port
Power Over Ethernet 802.3af compliant

PC

1 x 10/100Mbps RJ-45 port

LCD display

132 x 64 dot matrix graphic LCD

Speaker

Full duplex hands free speaker phone

Protocols and Standard
Standard

SIP 2.0 (RFC3261), MD5 for SIP authentication (RFC2069/ RFC 2617), SIP
outbound proxy, SIP NAT Traversal Support STUN (RFC3489)

Voice codec

G.711: 64k bit/s (PCM)
G.723.1: 6.3k / 5.3k bit/s
G.726: 16k / 24k / 32k / 40k bit/s (ADPCM)
G.729A: 8k bit/s (CS-ACELP)
G.729B: adds VAD & CNG to G.729

Voice Standard

Voice activity detection (VAD)
Comfort noise generation (CNG)
Acoustic echo canceller (AEC)
G.165: Line echo canceller (LEC)
Jitter Buffer

Supplementary services Caller ID

3-way conference
Immediate (unconditional) call forwarding
Busy call forwarding
No answer calls forwarding
Call Hold/Waiting/Transferring

Call history

Record incoming call
Outgoing call
Missed (not accepted) call history

Protocols

SIP v1 (RFC2543), v2(RFC3261), TCP/IP, UDP/RTP/RTCP, HTTP, ICMP, ARP,
RARP, DNS, DHCP, SNTP, PPPoE

Network and Configuration
Access Mode

Static IP, PPPoE, DHCP

Management

Web, LCD menu keypad, auto-provision by TFTP/FTP/HTTP

Dimension (W x D x H)

184 mm x 200 mm x 48 mm

Operating Environment

0~50 degree C, 0~90% humidity

Power Requirement

5V DC, 1A

EMC/EMI

CE, FCC Class B

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