(1) Provide 4 Ethernet interface (support VLAN, flow control, and self- negotiation; full/semi duplex, 10M/100M optional) | (2) Can provide at most 4 E1 channels transmission transparently, and 1 100M 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: AC220V, DC-48V. The positive and negative terminal can be exchanged for DC-48V, easy for installation and maintenance. | (6)Network manager interface use SNMP . | |
|