多项选择题
Which three are optional extensions of the Frame Relay Local Management Interface specification？（）
A.switched virtual circuit
B.virtual circuit status
C.simple flow control
D.multicasting
E.permanent virtual circuit
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相关考题
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多项选择题
IntheCarrierSupportCarrier（CsC）feature，whichtwoprotocolsrunCSC-PEandCSC-CS？（）
A.EBGPv4 with a sending community
B.IGP and LDP
C.EBGPv4 with a sending label
D.IGP and EBGPv4
E.IGP and RSVP -
单项选择题
WhichstatementaboutstandardSTS-1SONETframingistrue？（）
A.8 rows by 64 bytes
B.6 rows by 64 bytes
C.10 rows by 96 bytes
D.8 rows by 128 bytes
E.9 rows by 90 bytes -
单项选择题
WhatisthedefaultBGPscannertime？（）
A.10 minutes
B.5 minutes
C.120 seconds
D.60 seconds
E.30 minutes
