Appendix B VIP-156 / VIP-157 Specifications

 

Product

SIP Telephone Adapter

 

 

 

Model

VIP-156

 

VIP-156PE

VIP-157

VIP-157S

 

Hardware

 

 

 

 

 

 

LAN

1 x 10/100Mbps RJ-45 port (802.3af PoE for VIP-156PE)

 

 

PC

1 x 10/100Mbps RJ-45 port

 

 

 

FXS (for telephone set

 

 

1 x RJ-11

 

2 x RJ-11

 

connection)

 

 

 

 

 

 

 

 

 

 

FXO (PSTN connection)

---

 

1 x RJ-11

---

 

Protocols and Standard

 

 

 

 

 

 

Standard

SIP 2.0 (RFC3261)

 

 

 

 

Voice codec

G.723.1 (6.3k/5.3k), G.729A, G.729B, G.711

 

 

Voice Standard

Voice activity detection (VAD)

 

 

 

 

Comfort noise generation (CNG)

 

 

 

 

Acoustic echo canceller (AEC)

 

 

 

 

G.165: Line echo canceller (LEC)

 

 

 

 

Jitter Buffer

 

 

 

 

Protocols

SIP 2.0 (RFC-3261), TCP//IP, UDP/RTP/RTCP, HTTP, ICMP, ARP, DNS,

 

 

DHCP, NTP/SNTP, PPP, PPPoE

 

 

 

Network and Configuration

 

 

 

 

 

 

Access Mode

Static IP, PPPoE, DHCP

 

 

 

Management

Web, keypad

 

 

 

 

Dimension (W x D x H)

94 x 72 x 30 mm

 

 

 

 

Operating Environment

0~40 degree C, 10~95% humidity

 

 

 

Power Requirement

12V DC

 

 

 

 

EMC/EMI

CE, FCC Class B

 

 

 

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