单项选择题
Which of the following technologies can improve convergence time following a link failure in a serviceprovider network?()
A.MPLS TE FR B.MPLS VPN C.BFD D.RSVP E.VPLS F.SNMP
多项选择题 WhatarethebenefitsofusingTCAMtechnologyinhigh-endroutingproducts?()
单项选择题 WiththeDSCPvaluefo"101110",whatdoesthe"11"inbits1and2indicate?()
多项选择题 SONET’sthreelayersare().