... transfer FE1 (G.703) protocol 2.Support N*64Kbps(N=1-32 )rate 3.Choice ST, FC, ... .Lucency transfer FE1 (G.703) protocol2.Support N*64Kbps(N=1-32 )rate3.Choice ST, FC, SC ... mode 20KMCommunication Interface standardAccord ITU-T G.703, G.704 protocolE1 signal (BNC) IN, OUT E1 signal(RJ ... signal TX, RX WorkingAsynchronism, transparent transferE1port rate N*64Kbps(N=1-32)Optic port rate8.192Mbps E1 port ...