单项选择题
A.atm pvc0/33 aal5snap
B.atm pvc33033 aal5snap
C.atm pvc0/33 aal5snap ubr
D.atm pvc33033 aal5snap ubr
单项选择题 What is the maximum attainable bandwidth using an analog data modem？（）
多项选择题 Which two factors affect the speed of your DSL connection?（）
单项选择题 Your ERX router is supporting 100 virtual routers.A specific line module supports IP interfaces in 5 virtual routers.How many routing tables are maintained on that module？（）