单项选择题X 纠错
A.It enables provider edge (PE) specific checks on a router when the OSPF process is associated with the VRF
B.It disables provider edge (PE) specific checks on a router when the OSPF process is associated with the VRF
C.It enables the exchange of the "VRF-Lite" capability when the OSPF adjacency is formed.
D.It disables the MPLS processing on the OSPF learned routes inside the VRF
你可能喜欢
单项选择题
A.OSPF external LSAs are automatically flooded into all OSPF areas, unlike type 7 LSAs, which require that redistribution be configured.
B.External LSAs (type 5) are automatically changed to type 1 LSAs at ASBRs.
C.Type 5 LSAs are route summaries describing routes to networks outside the OSPF Autonomous System.
D.External network LSAs (type 5) redistributed from other routing protocols into OSPF are not permitted to flood into a stub area
单项选择题
A.Before sending traffic, it must first join multicast group 239.1.1.1 by sending an IGMPv2 membership report to the default router on the local subnet.
B.It must send an IGMPv2 Request to Send packet and then wait for an IGMPv2 Clear to Send packet from the IGMPv2 querier router on the local subnet
C.It may begin transmitting multicast traffic to the group only when there is no other host transmitting to the group on the local subnet.
D.It may transmit multicast traffic to the group at any time.
单项选择题
A.00000
B.12345
C.23456
D.65000
E.99999
单项选择题
A.a root port being transitioned to the blocking state
B.a port being assigned as a root port
C.a port being assigned as an alternate port
D.a root port being transitioned to the forwarding state
单项选择题
A.root port,designated port,alternate port,backup port,and disabled
B.standby port,alternate port,root port,and disabled
C.standby port,designated port,backup port,and disabled
D.root port,designated port,alternate port,and standby port
单项选择题
A.root port
B.backup port
C.designated port
D.alternate port
单项选择题
A.For each such address and mask /32, one label binding is created.
B.As the TCP endpoint, IP addresses are used by the LDP session.
C.These addresses are used to find the label binding to put in the LFIB, by looking up these IP addresses in the routing table.
D.These addresses are used for penultimate hop popping (PHP) when forwarding packets to the next router directly.
单项选择题
A.highest-numbered IP interface
B.MAC address
C.device uptime
D.root port cost
单项选择题
A.CIR=TC/Bc
B.CIR=Be/Tc
C.Tc=CIR/Bc
D.Tc=Bc/CIR
单项选择题
A.Virtual Router Redundancy Protocol(VRRP)
B.File Transport Protocol(FTP)
C.Hot Standby Routing Protocol(HSRP)
D.Web Cache Communication Protocol(WCCP)