Description

*6E1+Ethernet+RS**2 PDH product functionï&frac*4;š Transfer *6 E1s, 1**0/**0M Ethernet and 1*RS**2 signal through fiber. product character: (1) Provide 1 Ethernet interface (support VLAN, flow control, and self- negotiation; full/semi duplex, *0M/**0M optional) (2) Can provide at most *6 E1 channels transmission transparently, and 1 **0M Ethernet data channel. (3) Provide function of E1 remote loop, order Ethernet remote loop, fiber local loop, and 1 interface of phone(optional). (4) Jitter tolerance much better than GB. (5) Power supply option: AC**0V, DC**8V. The positive and negative terminal can be exchanged for DC**8V, easy for installation and maintenance. (6)Network manager interface use SNMP . (7)Two types:Standalone, desktop, *9inch;Card, usually be inserted in our rack *9 inch. E1 interface: Interface Rate: 2.**8Mbps***0PPM Coding: HDB3 Interface signal coding: ITU-T G.**3 E1 Impedance : BNC *5Ω(unbalance), RJ*5 **0Ω(balance) Interface character: match G.**3 Jitter tolerance : match G.**2 and G.**3. *0/**0 Base-T interface: Interface Rate: *0/**0Mbps Interface character: match IEEE**2.3, IEEE**2.1 Q Connector: RJ*5 Fiber interface: Interface: FC/SC Wavelenth: **0nm/***0nm multi-mode, ***0nm/***0nm single mode. Transmit distance: 2 Km for multi-mode, *0 Km/*0Km/**0Km for single mode.