单项选择题
A.atm pvc 33 0 33 aal5snap
B.atm pvc 33 0 33 aal5bridge
C.atm pvc 33 0 33 bridge 1483
D.atm pvc 33 0 33 1483 bridge
多项选择题 Which two statements are correct concerning DHCP Internal Server in the E-series router？（）
单项选择题 In a bridged 1483 network,which configuration command allows the ERX Edge Router to advertise customer networks into the provider's IGP?（）
多项选择题 Which two B-RAS service offerings do not require user authentication?（）