Which RADIUS configuration command implements a primary/backup scenario for multiple servers?（）

单项选择题Which configuration command represents a static customer route in a Routed 1483 network?（）

A.ip route 40.40.0.0255.255.0.0 172.10.1.2
B.ip route 40.40.0.00.0.255.255 atm 6/0.33
C.ip route 40.40.0.00.0.255.255 172.10.1.2
D.ip route 40.40.0.0255.255.0.0 atm 6/0.33

多项选择题Which two static routes are typically configured on your router when a Routed 1483 network is grouping ATM PVCs into alarge subnet?（）

A.host route
B.default route
C.customer network
D.ISP’s routing domain

单项选择题How does the ERX Edge Router interact with subscriber IP addresses assigned by an externa lDHCP server?（）

A.It monitors messages from the external server and updates the routing table as needed.
B.It maintains the leases for the DHCP server and reassigns addresses to new subscribers.
C.It sends keepalives to the subscriber and makes the address available when the subscriber stops responding.
D.It sends keepalives to the subscriber and removes the host route when the subscriber stops responding.

单项选择题In a Routed 1483 network which method of routing is typically employed on the DSL router？（）

A.static
B.OSPF
C.RIPv1
D.RIPv2

多项选择题A Bridged 1483 service offering is grouping DSL users into a large subnet.What are three characteristics of this configuration?（）

A.It burns IP addresses.
B.It conserves IP addresses.
C.A group of PVCs is asubnet.
D.It provides a numbered IP address to the ERX.
E.It provides an IP unnumber edaddress to ERX.