How about:
http://www.dlink.com/products/voiceservices/dvg1120/SpecsTable.htm
DVG-1120M/H/S Voice Service Gateway (2 ports) Product Specifications
. 2 Foreign Exchange Subscriber (FXS) POTS ports (RJ-11 Jacks)
. 2 Auto-Negotiating 10/100BASE-TX Fast Ethernet ports (WAN & LAN)
. Voice Activity Detection (VAD) / Adaptive Comfort Noise Generation (CNG)
. Silence Suppression
. Jitter Buffer Parameters and Adaptive Jitter removal
. DHCP Server-Static and Dynamic IP Addressing
. NAT -Allows Multiple Users to Access the Internet via a Single IP Address
. Command Port for Easy Configuration
. Remote Web Based Management Software-Access over the Internet via a Web
Browser
. Phone and Caller ID Functionality
. Quality of Service (QoS)
. Life-Line Support:
. Automatic fall back to PSTN in case of power failure or network breakdown
. Intelligent dialing mode (IP/PSTN Call) alternation
. Call Control Protocols Compliance:
. MGCP (DG-104S) / H.323 v2 / SIP
. Voice Compression
. G.711 (A-law and u-law), G.723.1, G.728, G.729ab
. Analog Voice Ports
. 10/100Mbps WAN/LAN ports
. LEDs (Light Emitting Diodes)
. Link Light = When a good link to a powered-up but idle device is
detected
on a port, this indicator shines steadily. Light Indicator blinks off
and
on when packets are sent and received
. Line Light = Lights when PSTN line is in use
. Phone 1 & 2 Light = Lights when standard phone port is in use.
Jim
James H. Thompson
[EMAIL PROTECTED]
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