Figure 3-16 Panel Of The Utrp2 Supporting Two Optical Ports; Figure 3-17 Panel Of The Utrp3 And Utrp4 Supporting Eight E1S/T1S; Figure 3-18 Panel Of The Utrp6 Supporting One Stm-1; Figure 3-19 Panel Of The Utrp Supporting Four Electrical Ports - Huawei BBU3900 Hardware Description