单项选择题

A.DSLAMB.DSL modemC.ERX Edge RouterD.customer workstati……

A user is connected on a DSL line and is using a PPP over Ethernet service. Which network device encapsulates the datagram inside of an ATM header?（）

A.DSLAM
B.DSL modem
C.ERX Edge Router
D.customer workstation

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热门试题

多项选择题What are the two well-known UDP ports used by RADIUS accounting servers?（）

A.1645
B.1646
C.1812
D.1813

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.policy list
B.RADIUS VSA
C.classifier ACL
D.LCP negotiation

单项选择题In a PPP over ATM service offering, what is a valid method for assigning an address to the ERX Edge Router?（）

A.DHCP assigned addresses
B.RADIUS assigned addresses
C.IP numbered with a loopback reference
D.IP unnumbered with a loopback reference

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

A.aaa new-model
B.aaa telnet login
C.telnet authentication login
D.authentication telnet login

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.