IP Telephony Features

• PSTN Interface on Board
• NIC on board (except DM/IP040 - LSI)
• Automatic Gain Control (AGC) & Volume Control
• Voice Activity Detection (VAD) for Silence Suppresion
• Comfort Noise Generation (CNG)
• Echo Cancellation (ITU G.165)
• Out-of-band DTMF processing
• Coder negotiation on the fly & Multiple coder support per DSP (G.723, G.729a, G.711, GSM, MS-GSM, T.38 real-time fax over IP)
• Variable jitter buffer control and Dynamic QoS adaptability
• SNMP support for remote management

Products	Description
DM/IP040 - LSI
	4- port voice interface board with analog loop start interface board. Support single PCI and CTbus Support in RJ-11 connector type Software support : Win NT, CT Media
DM/IP0821A - E1
	8- port voice interface board. Support single T1/E1 span Host based H.323 stack Support single PCI and CTbus Support in RJ-48C connector type Software support : Win NT, CT Media.
DM/IP3031A - E1
	30- port voice interface board Support single E1 span Host based H.323 stack Support single PCI and CTbus Support in RJ-48C connector type Software support : Win NT, CT Media
DM/IP301- 1E1c
	30- port voice interface board Support single E1 span Host based H.323 stack and voice data transport Support single cPCI and CTbus Support in RJ-48C connector type Software support : Win NT, CT Media