With MPLS Fast Reroute, what is the "point of local repair"?（）A、egress routerB、ingress routerC、start of the bypass tunnelD、all routers in the bypass tunnel
With MPLS Fast Reroute, what is the "point of local repair"?（）
- A、egress router
- B、ingress router
- C、start of the bypass tunnel
- D、all routers in the bypass tunnel
相关考题：
With MPLS Fast Reroute, what is the "point of local repair"?() A. egress routerB. ingress routerC. start of the bypass tunnelD. all routers in the bypass tunnel
What is true about a Bypass Tunnel in MPLS Fast Reroute?() A. Only configured on the egress routerB. Only configured on the ingress routerC. Is pre-signalled to reduce packet lossD. Must intersect the primary LSP at two locations
Which CLI command is used to enable MPLS Fast Reroute on a ingress router?() A. mpls fast rerouteB. mpls fast-rerouteC. enable mpls fast-rerouteD. tunnel mpls fast-reroute
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In MPLS networks, what s the benefit of disabling TTL propagation?（）A、To provide a visible extension of MPLS TTL functionality in a non MPLS-enabled domainB、To improve the IGP convergence timeC、To hide visibility to the core (provider) routers in the MPLS networkD、To provide a visible extension of IP TTL functionality in an MPLS-enabled domain
Using more than one label on a single packet is required in what context？（）A、MPLS TEB、MPLS VPNC、When CEF switching and Label switching is doneD、In all the above circumstances
What is the action of "pop" in the context of MPLS switching？（）A、It removes the top label in the MPLS label stack.B、It adds a top label in MPLS label stack.C、It replaces the top label in the MPLS label stack with another value.D、It replaces the top label in the MPLS label stack with a set of labels.E、None of above.
What is the Cisco IOS command to turn on explicit null forwarding by LDP？（）A、ldp explicit-nullB、mpls forwarding explicit-nullC、mpls ldp advertise-labels explicit nullD、mpls ldp explicit-null
Which CLI command is used to enable MPLS Fast Reroute on a ingress router?（）A、mpls fast rerouteB、mpls fast-rerouteC、enable mpls fast-rerouteD、tunnel mpls fast-reroute
What is true about a Bypass Tunnel in MPLS Fast Reroute?（）A、Only configured on the egress routerB、Only configured on the ingress routerC、Is pre-signalled to reduce packet lossD、Must intersect the primary LSP at two locations
Which statement about MPLS TE Fast Reroute （FRR） link protection operation is not true？（）A、It requires a next-hop backup tunnel.B、The backup tunnel terminates on the same tail-end router as the primary tunnel.C、The point of local repair （PLR） swaps the label and pushes the backup label.D、The restoration time is expected to be under 50 ms.E、The backup tunnel can have associated bandwidth capacity
What IOS commands display MPLS label mapping on an LSR？（）A、Show mpls forwading-tableB、Show mpls ldp bindingsC、Show mpls ldp neighbor detailD、Show mpls ldp parametersE、Show mpls ldp discovery
Which four services use the inner labels of an MPLS label stack？ （）A、MPLS VPNB、switching path in MPLS coreC、Cisco MPLS Traffic Engineering and Fast RerouteD、MPLS over ATME、VPN over Traffic Engineering coreF、any transport over MPLS
What are three benefits of using chassis clustering？（）A、Provides stateful session failover for sessions.B、Increases security capabilities for IPsec sessions.C、Provides active-passive control and data plane redundancy.D、Enables automated fast-reroute capabilities.E、Synchronizes configuration files and session state
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单选题Which CLI command is used to enable MPLS Fast Reroute on a ingress router?（）Ampls fast rerouteBmpls fast-rerouteCenable mpls fast-rerouteDtunnel mpls fast-reroute
单选题Which statement about the Cisco MPLS TE Fast Reroute （FRR） node protection operation is not correct？（）AIt requires a next-next hop backup tunnel.BPoint of local repair （PLR） swaps the next hop label and pushes the backup label.CThe backup tunnel terminates on the merge point （MP） where traffic rejoins the primary tunnel.DThe backup tunnel can have associated bandwidth capacity.ERestoration time is expected under 50 ms.
单选题What is true about a Bypass Tunnel in MPLS Fast Reroute?（）AOnly configured on the egress routerBOnly configured on the ingress routerCIs pre-signalled to reduce packet lossDMust intersect the primary LSP at two locations
单选题What IOS commands display MPLS label mapping on an LSR？（）AShow mpls forwading-tableBShow mpls ldp bindingsCShow mpls ldp neighbor detailDShow mpls ldp parametersEShow mpls ldp discovery
多选题Which four services use the inner labels of an MPLS label stack？ （）AMPLS VPNBswitching path in MPLS coreCCisco MPLS Traffic Engineering and Fast RerouteDMPLS over ATMEVPN over Traffic Engineering coreFany transport over MPLS
多选题What are the four fields in an MPLS label？（）AversionBexperimentalClabelDprotocolETTLFbottom-of-stack indicato
单选题Which statement about MPLS TE Fast Reroute （FRR） link protection operation is not true？（）AIt requires a next-hop backup tunnel.BThe backup tunnel terminates on the same tail-end router as the primary tunnel.CThe point of local repair （PLR） swaps the label and pushes the backup label.DThe restoration time is expected to be under 50 ms.EThe backup tunnel can have associated bandwidth capacity
单选题With MPLS Fast Reroute, what is the "point of local repair"?（）Aegress routerBingress routerCstart of the bypass tunnelDall routers in the bypass tunnel
单选题What is the action of "pop" in the context of MPLS switching？（）AIt removes the top label in the MPLS label stack.BIt adds a top label in MPLS label stack.CIt replaces the top label in the MPLS label stack with another value.DIt replaces the top label in the MPLS label stack with a set of labels.ENone of above.
多选题Which three statements about the Cisco MPLS TE Fast Reroute （FRR） process are true？（）ATE tunnels that are configured with the FRR option cannot be used as backup tunnels.BTE tunnels that are configured with the FRR option can be used as backup tunnels.CThe backup tunnel that is used to protect a physical interface must have a valid IP address configured.DInterfaces must use MPLS global label allocation.EThe source IP address of use backup tunnel and the merge point （MP） should not be reachable.