多项选择题
If a SONET/SDH interface transmit link fails between two JUNOS devices, which two alarms or defects would be seen on those devices?（）
A.LOS B.REI C.BIP-B3 D.RDI
单项选择题 Which type of traffic will cause Policed Discards errors on an interface on a JUNOS device?（）
单项选择题 The monitor traffic command closely resembles which UNIX-based utility?（）
单项选择题 Which command allows you to view interface usage details in real-time?（）
