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
Which CLI command is used to enable MPLS Fast Reroute on a ingress router?（）
- A、mpls fast reroute
- B、mpls fast-reroute
- C、enable mpls fast-reroute
- D、tunnel mpls fast-reroute
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
Which three of the following steps are mandatory when configuring MPLS on Cisco IOS? ()(Choose three.) A. start LDPB. enable CEF switchingC. configure the MPLS IDD. disable IP TTL propagationE. configure conditional label advertisingF. enable label switching on frame mode interfaces
Which three statements about the Cisco MPLS TE Fast Reroute （FRR） process are true？（）A、TE tunnels that are configured with the FRR option cannot be used as backup tunnels.B、TE tunnels that are configured with the FRR option can be used as backup tunnels.C、The backup tunnel that is used to protect a physical interface must have a valid IP address configured.D、Interfaces must use MPLS global label allocation.E、The source IP address of use backup tunnel and the merge point （MP） should not be reachable.
Which methods would enable traffic to be forwarded along an MPLS TE tunnel？（）A、MP-BGP routingB、Static routingC、Policy routingD、AutorouteE、Forwarding adjacency
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
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
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
Which three of the following steps are mandatory when configuring MPLS on Cisco IOS? （）(Choose three.)A、start LDPB、enable CEF switchingC、configure the MPLS IDD、disable IP TTL propagationE、configure conditional label advertisingF、enable label switching on frame mode interfaces
Which statement correctly describes the disabling of IP TTL propagation in an MPLS network？（）A、The TTL field from the IP packet is copied into the TTL field of the MPLS label header at the ingress edge LSRB、TTL propagation cannot be disabled in an MPLS domainC、TTL propagation is only disabled on the ingress edge LSRD、The TTL field of the MPLS label header is set to 255E、The TTL field of the IP packet is set to 0
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
Which command is used to enable EtherChannel hashing for Layer 3 IP and Layer 4 port-based CEF？（）A、mpls ip cefB、port-channel ip cefC、mpls ip port-channel cefD、port-channel load balanceE、mpls ip load-balanceF、ip cef EtherChannel channel-id XOR L4G、ip cef connection exchange
Which statement about MPLS traffic engineering policy-based tunnel selection （PBTS） is not true？（）A、The tunnel that is not configured with the policy-class command acts as the defaultB、EXP selection is between multiple tunnels to the same destinationC、There is no requirement for IGP extensionsD、Tunnels are configured using the policy-class command and carry multiple EXP valuesE、It supports VRF traffic， IP-to-MPLS switching， and MPLS-to-MPLS switching
MPLS label mapping on an LSR is displayed by which IOS command？（）A、Show mpls Idp neighbor detailB、Show mpls Idp bindingsC、Show mpls Idp parametersD、Show mpls Idp discovery
Which three statements about MPLS traffic engineering （MPLS TE） are true？ （）A、MPLS TE supports admission controlB、MPLS TE tunnel traffic is a link attribute to compute the TE tunnel pathC、MPLS TE uses BGP extension to advertise link attributesD、MPLS TE provides protection capabilityE、MPLS TE uses RSVP to establish LSP
Which configuration command sets the MPLS interface bandwidth to 15 Mbps?（）A、set bandwidth 15B、mpls bandwidth 15C、set bandwidth 15000D、mpls bandwidth 15000
单选题Which statement correctly describes the disabling of IP TTL propagation in an MPLS network？（）AThe TTL field from the IP packet is copied into the TTL field of the MPLS label header at the ingress edge LSRBTTL propagation cannot be disabled in an MPLS domainCTTL propagation is only disabled on the ingress edge LSRDThe TTL field of the MPLS label header is set to 255EThe TTL field of the IP packet is set to 0
单选题Which statement about the use of Route Target Rewrite is true？（）AIt is mainly used in Intra-AS MPLS VPLS deployments and is configured at the ASBR to avoid misconfiguration of the Route Target assignment for VPN configurationsBIt is mainly used in Inter-AS MPLS VPN deployments and is configured at the ASBR to avoid misconfiguration of the Route Target assignment for VPN configurationsCIt is mainly used in Intra-AS MPLS VPLS deployments and is configured at the Router Reflectorto avoid misconfiguration in Route Target assignment for VPN configurationsDIt is mainly used in Inter-AS MPLS VPLS deployments and is configured at the Router Reflectorto avoid misconfiguration of the Route Target assignment for VPN configurationsEIt is mainly used in Inter-AS MPLS VPLS deployments and is configured at the PE router to avoid to misconfiguration of the Route Target assignment for VPN configurations
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 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
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
单选题Which statement about MPLS traffic engineering policy-based tunnel selection （PBTS） is not true？（）AThe tunnel that is not configured with the policy-class command acts as the defaultBEXP selection is between multiple tunnels to the same destinationCThere is no requirement for IGP extensionsDTunnels are configured using the policy-class command and carry multiple EXP valuesEIt supports VRF traffic， IP-to-MPLS switching， and MPLS-to-MPLS switching
多选题Which methods would enable traffic to be forwarded along an MPLS TE tunnel？（）AMP-BGP routingBStatic routingCPolicy routingDAutorouteEForwarding adjacency
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