多项选择题
Which two services protect the ERX Edge Router from unauthorized CLI logins?（）
A.A B.B C.C D.D
Which two features protect the ERX Edge Router from den...
Which two features protect the ERX Edge Router from denial-of-service attacks?（）
A customers application requires 30 virtual paths on a ...
单项选择题
A customer's application requires 30 virtual paths on a four port OC3 card. Which command allows this functionality?（）
An ATM PVC is configured as atm pvc 1 0 101 aal5snap 25...
An ATM PVC is configured as atm pvc 1 0 101 aal5snap 256 128 100 . Which three statements describe the traffic management characteristics of this interface?（）
A.A B.B C.C D.D E.E
