多选题In JUNOS software， which three are valid encapsulation types for CCC？（）Ahdlc-cccBatm-cell-cccCcisco-hdlc-cccDethernet-vlan-cccEethernet-snap-ccc
题目
多选题
In JUNOS software， which three are valid encapsulation types for CCC？（）
A
hdlc-ccc
B
atm-cell-ccc
C
cisco-hdlc-ccc
D
ethernet-vlan-ccc
E
ethernet-snap-ccc