1Various service interfaces, including: STM-1 optical interface, E1, 10/100Base-Tx, V.35, Audio and Video, 64Kbps, V.35(N*64K), RS232/RS485, FXO/FXS, magnet telephone, hot line telephone, E&M interface etc.
2Flexible configuration and setup, plug and play.
3The bandwidt...
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