Youhave50subscribersaccessingaLACtoconnecttoISP1.com.WhatistheL2TPControlConnectionsandSessionsforthesubscribers?（）
AsingleControlConnectionandasingleSession
B. AsingleControlConnectionandmultipleSessions(onepersubscriber)
C. MultipleControlConnectionsandasingleSession
D. MultipleControlConnectionsandmultipleSessions(onepersubscriber)
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WhenconfiguringOSPFontheERX,whatisthedefaultauto-costreference-bandwidthvalue?（）
A
B
C
D
WhatarethreepurposesofaPSNP?（）
A
B
C
D
E
查询国外标准信息的主要网站有（）
A. Stａndards Australia On-line http：//www.stａndards.com.au
B. IEEE Stａndards http：//stａndards.ieee.org
C. International Labour Organization http：//www.ilo.org
D. The National Stａndards System Network http：//www.nssn.org
E. Stａndards Council of Canada http：//www.scc.ca
F. National New Zealａnd http：//www.stａndards co.nz
WhereareLevel2LSPsflooded?（）
A
B
C
D
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