... at each layer (G.7041, G.7042, G.7043, G.8040). Certification:ISO9001:2000OEM SERVICE OFFEREDDetailed Product Description: EOP E1/Ethernet ... at each layer (G.7041, G.7042, G.7043, G.8040).The EOP E1/Ethernet converter is able to intercommunicate with ... nxE1 scheme G.7043 Ethernet mapping to E1 scheme: G.8040 Support 4 10M, 100M and full/half duplex Ethernet interface ...