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Realize transparent transfer Ethernet data in 1 to 4 E1 channels
10M/100M Ethernet, full/half duplex self adapt, support VLAN.
Ethernet support AUTO-MDIX( cross over and straight through self adapt)
setting CRC alarm limitation to auto isolate lines with low transfer quality, single direction. When one direction error rate over limitation, disconnect only one direction, the other is not affected. Unbalance in two directions.
Allow 4 E1 channels up to 10ms transfer delay. when the delay over the limitation, can stop transfer automatically.
Having 2 loop back functions: E1 local loop, E1 external loop.
Support Dynamic Ethernet MAC address(4096), having local address filter function.
E1 interface compatible with ITU-T G.703,G.704,and G.823. signaling slot not supported.
E1 interface having internal clock resume circuit and HDB3 codec circuit.
support E1 channel hot plug, and auto detect available E1 channels not pause the transmissi