IP ATA
MODEL: SIP-GW3CM
• 1 WAN, 1 LAN, 1 FXS, 1 PSTN Lifeline
• Support 3 SIP user accounts
• Support Auto-provision


Yealink SIP-GW3CM is a next generation IP communication solution with complete functions and high performance-price ratio. It is a voice, fax, internet data and PSTN "all-in-one" integrated access device, enabling feature-rich telephone services and features over internet connection.

Its elegant and fashionable design, high-level voice quality, 3 SIP accounts availability can bring customers unlimited convenience and content of IP communication.



Ÿ Make/Receive both VoIP and PSTN calls

Ÿ 1*WAN, 1*LAN, 1*FXS, 1* PSTN lifeline

Ÿ Support 3 SIP user accounts

Ÿ Support auto-provision via TFTP, FTP and HTTP

Ÿ Support configuration via web browser, console and IVR

Ÿ Support Caller ID/Name display or block

Ÿ Dial plans, dial tone, busy tone, ring back tone, alert tone can be set flexibly

Key feature:

Make/Receive both VoIP and PSTN calls.

Auto-detection and auto-switch to VoIP or PSTN calls .

Support 3 user accounts.

Phone rings for all incoming VoIP and PSTN calls.

VoIP or PSTN calls selected by phone key.

Support Caller ID/Name display or block.

Support call hold, call waiting, call forwarding, call transfer and IVR.

Dial plans, dial tone, busy tone, ring back tone, alert tone can be set flexibly.



Network Features:

Support SIP 2.0 (RFC3261) protocol.

Support NAT transverse: STUN mode.

IP Assignment: Static IP/ DHCP/ PPPoE

Auto-provision and upgrade via TFTP, FTP and HTTP.

Support in-band and out-of-band DTMF transfer.

Support standard encryption and authentication.






Voice Features:

VAD: Voice Activity Detection

CNG: Comfortable Noise Generator

LEC: Line Echo Canceller

PLC: Packet Loss Compensation

AJB: Adaptive Jitter Buffer



Supported Codes:

G 711: 64k bit/s (PCM)

G 726: 16k/24k/32k/40k bit/s (ADPCM)

G 729A: 8k bit/s (CS-ACELP)

G729B:adds VAD & CNG to G.729

G 723.1/iLBC

GSM