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

多项选择题In a PPP over ATM environment,which two PPP authentication methods are supported by the ERX Edge Router?（）

A.IKE
B.PAP
C.CHAP
D.MSCHAP

单项选择题What is a method by which an IP interface can be assigned to a virtual router in a PPP over ATM environment？（）

A.profile
B.policylist
C.classifier ACL
D.LCP negotiation

单项选择题Which configuration command controls the source IP address for packets sent to a RADIUS server？（）

A.radius override nas-ip-addr
B.radius source-ip-address 10.13.7.55
C.radius update-source-address 10.13.7.11
D.radius authentication server 10.13.7.55

多项选择题When supporting multiple authentication domains, the domain map must be configured with which two options?（）

A.hostname
B.static route
C.virtual router
D.loopback reference

单项选择题Which RADIUS configuration command implements a primary backup scenario for multiple servers?（）

A.radius algorithm direct
B.radius algorithm backup
C.radius algorithm primary
D.radius algorithm round-robin