多项选择题

Whichthreeoftheseareopticalchanneldataunit（ODU）overhead……

Which three of these are optical channel data unit （ODU） overhead fields？（）

A.general communication channel 0 （GCC0）
B.section monitoring
C.reserved （RES）
D.general communication channels 1 and 2 （GCC1 GCC2）
E.tandem connection monitoring activation deactivation （TCM ACT）

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热门试题

单项选择题WhichstatementaboutOSPFASBRsummaryLSAistrue？（）

A.It is generated by an ASBR and indicates the reachability to an ABR located in another area.
B.It is generated by ABR and indicates the reachability to an ASBR located in another AS.
C.It is generated by ABR and indicates reachability to itself.
D.It is generated by ABR and indicates the reachability to an ASBR located in another area.
E.It is generated by ASBR and indicates the reachability to an ABR.

多项选择题WhichtwomodelsarethemodelsofDiffServ-AwardtrafficEngineering？（）

A.Class-based Model
B.Maximum Allocation Model
C.Russian Doll Model
D.Global Tunnel Model
E.Policy-based Model

单项选择题WhataretheaddressFamilyIdentifier（AFI）andsubsequentAddressfamilyIdentifierASAFI）valuesfrom VPNv6？（）

A.AFI is 2， SAFI is 128
B.AFI is 1， SAFI is 64
C.AFI is 2， SAFI is 64
D.AFI is 1， SAFI is 96
E.AFI is 2， SAFI is 96
F.AFI is 1， SAFI is 128

多项选择题WhichthreemodesaretheoperatingmodesofHDLC？（）

A.asynchronous response mode （ARM）
B.normal peer mode （NPM）
C.asynchronous balanced mode （ABM）
D.normal response mode （NRM）
E.asynchronous client mode （ACM）

多项选择题WhichtworoutingprotocolssupportMPLStrafficengineeringlinkinformationdistribution？（）

A.OSPF
B.BGP
C.RIP version 2
D.IS-IS
E.EIGRP