Which configuration command removes all log filters currently configured on the ERX Edge Router?（）

单项选择题A log filter of log severity DEBUG pppPacket ATM 4 3.66 is configured within the category of pppPacket. Which configuration command removes this specific log filter?（）

A.A
B.B
C.C
D.D

单项选择题A log filter of log severity DEBUG pppPacket ATM 4 3.66 is configured within the category of pppPacket. Which configuration command removes this specific log filter?（）

A.A
B.B
C.C
D.D

多项选择题Which two configuration commands are required to direct debug level console logging to your current ERX Edge Router Telnet session?（）

A.A
B.B
C.C
D.D

单项选择题Which configuration command is used to send debug level events to the console in real time?（）

A.A
B.B
C.C
D.D

单项选择题Which configuration command allows a virtual router to receive updates from a configured NTP source?（）

A.A
B.B
C.C
D.D