Which configuration command creates a virtual router called isp-1？（）

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?（）

A.0
B.1
C.5
D.100

单项选择题Which service does the ERX Edge Router support with a virtual router?()

A.voice over IP
B.wholesale services
C.IP quality of service
D.SNMP management

多项选择题What are two way sthat IP datagrams are passed from the ingress line module to the egress line module?（）

A.over an ATM PVC
B.over a FastEthernet bus
C.overa Gigabit Ethernet bus
D.over high speed serial bus

单项选择题You would like to install an OC -48c line module in an ERX 1440 Edge Router.Which slots can support this configuration（）

A.0 and 1
B.1 and 2
C.2 and 3
D.3 and 4

多项选择题Which protocol is used to transfer files to on the ERX Edge Router？（）

A.SCP
B.FTP
C.RCP
D.TFTP