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21 universal synchronous serial interface (USSI) connections for an Atlas 800 series gateway
(24) 10/100 Base-T Ports (Ethernet)
Module provides two independent Video Ports for videoconferencing applications
The 1200322l1 mnages and operates all the added optional modules to the Atlas 890
including pick tickets
Adtran Atlas 800 Series 24-Channel Voice Compression Module 1200221L3 Routers 21 universal synchronous serial interfaceAtlas 800 Series 24 Channel Voice Compression Module 1200221L3 Description: The Adtran 1200221L3 is a 24 channel voice compression module for Atlas 800 series gateways. The 1200221L3 supports G. 723. 1 compression on 24 B channels from a T1 or multiple PRI circuits. With 6: 1 compression ratio compared to traditional G. 711 conversations, the 1200221L3 can support up to an extra 120 calls across the 8 channels (144 total). The 1200221L3 supports fax
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