Which configuration command allows the router to utilize a RADIUS server to authenticate incoming Telnet users?（）

单项选择题What is the purpose of the magic number in an LCP negotiation?（）

A.It is used to detect loops.
B.It is an interface identifier.
C.It selects a compression algorithm.
D.It specifies the transmission media.

单项选择题Which software process sorts client login requests and assigns them to a virtual router for RADIUS service?（）

A.PPP
B.AAA
C.LCP
D.NCP

单项选择题When sending an LCP Configuration Request, what can the ERX Edge Router possibly negotiate?（）

A.IP address
B.authentication
C.WINS assignment
D.Domain Name Server

单项选择题When configuring PPP over ATM interfaces, what does the profile utility accomplish?（）

A.It binds an interface to a virtual router.
B.It allows for dynamic interface creation.
C.It assigns a Domain Name Server for a session.
D.It identifies the RADIUS server to use for authentication

单项选择题What is the proper command to create a DHCP address pool?（）

A.ip local-pool
B.ip local pool
C.ip dhcp local pool
D.ip dhcp-local pool