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Cisco 300-410 - Implementing Cisco Enterprise Advanced Routing and Services (300-410 ENARSI)

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Total 642 questions

What is the purpose of an OSPF sham-link?

A.

to allow intra-area routing when OSPF is used as the PE-CE connection protocol in an MPLS VPN network

B.

to correct OSPF backdoor routing when OSPF is used as the PE-CE connection protocol *i an MPLS VPN network

C.

to correct OSPF backdoor routing when OSPF is used as the PE-PE connection protocol m an MPLS VPN network

D.

to allow inter-area routing when OSPF is used as the PE-CE connection protocol in a MPLS VPN network

Refer to the exhibit.

A)

B)

C)

D)

A.

Option

B.

Option

C.

Option

D.

Option

Refer to the exhibit. The 130.130.130.0/24 route shows in the R2 routing table but is getting filtering toward R3. Which action resolves the issue?

A.

Automatic route summarization must be enabled on R2.

B.

The incoming filter list for all interfaces must be set on R2.

C.

IGP synchronization must be disabled on R2.

D.

The outgoing filter list for all interfaces must be set on R2.

Refer to the exhibit.

Routers R1 and R2 have established a network adjacency using EIGRP, and both routers are advertising subnets to its neighbor. After issuing the show ip EIGRP topology all-links command in R1, some prefixes are no showing R2 as a successor. Which action resolves the issue?

A.

Rectify the incorrect router ID in R2.

B.

Enable split-horizon.

C.

Configure the network statement on the neighbor.

D.

Resolve the incorrect metric on the link.

Refer to the exhibit. A customer reports a failure and intermittent disconnection between two office buildings, site X and site Y. The network team determines that both sites are exchanging email application traffic with the data center network. Which configuration resolves the issue between site X and site Y?

A.

R5 (config-router) #neighbor 10.10.10.2 next-hop-self

R5 (config) #router bgp 65101

B.

R2 (config-router) #no timers bgp 3 15

R2 (config) #router bgp 65101

C.

R2 (config-router) #neighbor 10.10.10.5 update-source loopback 0

R2 (config) #router bgp 65101

D.

R2 (config-router) #neighbor 10.10.10.5 next-hop-self

R2 (config) #router bgp 65101

Refer to lhe exhibit. APC is configured to obtain an IP address automatically, but it receives an IP address only from the 169.254.0.0 subnet The DHCP server logs contained no DHCPDISCOVER message from the MAC address of the PC. Which action resolves the issue?

A.

Configure an ip helper-address on the router to forward DHCP messages to the server.

B.

Configure DHCP Snooping on the switch to forward DHCP messages to the server.

C.

Configure a DHCP reservation on the server for the PC.

D.

Configure a static IP address on the PC and exclude it from the DHCP pool.

Refer to me exhibit. The hub and spoke are connected via two DMVPN tunnel interfaces The NHRP is configured and the tunnels are detected on the hub and the spoke Which configuration command adds an IPsec profile on both tunnel interfaces to encrypt traffic?

A.

tunnel protection ipsec profile DMVPN multipoint

B.

tunnel protection ipsec profile DMVPN tunnel1

C.

tunnel protection ipsec profile DMVPN shared

D.

tunnel protection ipsec profile DMVPN unique

i.

Which two labet distribution methods are used by routers in MPLS? (Choose two )

A.

targeted hello message

B.

LDP discovery hello message

C.

LDP session protection message

D.

downstream unsolicited

E.

downstream on demand

Refer to the exhibit.

An engineer recently implemented uRPF by configuring the ip verify unicast source reachable-via rx command on interface gi0/3 The engineer noticed right after implementing F that an inbound packet on the giO-3 interface with a source address of 172 16 3 251 was dropped. Which action resolves the issue?

A.

Configure uRPF loose mode to forward the packet.

B.

Permit the 172.16.3.251 in the inbound ACL on interface gi0/3.

C.

Permit the 172.16.3.251 in the inbound ACL on interface gi0/3 to allow 172.16.3.251.

D.

Configure uRPF strict mode to forward the packet

An administrator attempts to download the pack NBAR2 file using TFTP from the CPE router to another device over the Gi0/0 interface. The CPE is configured as below:

The transfer fails. Which action resolves the issue?

A.

Change the WAN ACL to permit the UDP port 69 to allow TFTP

B.

Make the permit udp any eq tftp any entry the last entry in the WAN ACL.

C.

Change the WAN ACL to permit the entire UDP destination port range

D.

Shorten the file name to the 8+3 naming convention.

Refer to the exhibit.

The forwarding entries how that the next hop for prefixes from the 172.16.0.0/16 network is set to 10.2.2.2 instead of 10.1.1.1. Which action resolves the issue?

A.

Add set ip next hop 10.1.1.1 in route-map RED permit 20.

B.

Add the continue statement in route-map RED permit 10 instead of continue 20.

C.

Remove match ip address prefix-list 1 from route-map RED permit 10.

D.

Remove the continue 20 statement from route-map RED permit 10

Refer to the exhibit. The Los Angeles and New York routers are receiving routes from Chicago but not from each other. Which configuration fixes the issue?

A.

Interface Tunnel1no ip split-horizon eigrp 111

B.

Interface Tunnel1Ip next-hop-self elgrp 111

C.

Interface Tunnel1tunnel mode Ipsec Ipv4

D.

Interface Tunnel1tunnel protection ipsec profile IPSec-PROFILE

Refer to the exhibit. The remote server is failing to receive the NetFlow data Which action resolves the issue?

A.

Modify the flow transport command transport udp 2055 to move under flow monitor profile.

B.

Modify the interlace command to Ip flow monitor FLOW-MONITOR-1 Input.

C.

Modify the udp port under flow exporter profile to Ip transport udp 4739.

D.

Modify the flow record command record v4_r1 to move under flow exporter profile.

Which configuration feature should be used to block rogue router advertisements instead of using the IPv6 Router Advertisement Guard feature?

A.

VACL blocking broadcast frames from nonauthorized hosts

B.

PVLANs with promiscuous ports associated to route advertisements and isolated ports for nodes

C.

PVLANs with community ports associated to route advertisements and isolated ports for nodes

D.

IPv4 ACL blocking route advertisements from nonauthorized hosts

Which two components are needed for a service provider to utilize the LVPN MPLS application? (Choose two.)

A.

The P routers must be configured for MP-iBGP toward the PE routers

B.

The P routers must be configured with RSVP.

C.

The PE routers must be configured for MP-iBGP with other PE routers

D.

The PE routers must be configured for MP-eBGP to connect to CEs

E.

The P and PE routers must be configured with LDP or RSVP