Bids Are invited for Media Converter - Media Converter to support all fiber switch 20 KM , 8FXS/FXO - 8FXS/ FXO with 4 Eth + 4 E1 with SFP 40KM and AC Power , CSU/ DSU - CSU/ DSU , L2 Switch - L2 Switch 24 Port with two SFP 20 Km , E1 to Ethernet Converter - E1 to Ethernet Converter , Digital Cross Connect Multiplexer - Digital Cross Connect Multiplexer (with Single CPU 32E1 + 8FXO + 8FXS + 4 Eth and dual Power Supply) , Optimux - Optimux (8E1 & 4 Eth) with SFP module 120 km and AC Power Total Quantity : 1