Implementing Cisco Enterprise Advanced Routing and Services (300-410 ENARSI)
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Refer to the exhibit.
A network administrator must block ping from user 3 to the App Server only. An inbound standard access list is applied to R1 interface G0/0 to block ping. The network administrator was notified that user 3 cannot even ping user 9 anymore. Where must the access list be applied in the outgoing direction to resolve the issue?
Refer to the exhibit.
TCP traffic should be reaching host 10.10.10.10/24 via R2. Which action resolves the issue?
Refer to the exhibit.
R1 test its directly connected EIGRP peer 172.16.33.2 (SW1). Which configuration resolves the issue1?
An engineer configured routing between multiple OSPF domains and introduced a routing loop that caused network instability. Which action resolves the problem?
Refer to the exhibit.
An administrator is configuring a GRE tunnel to establish an EIGRP neighbor to a remote router. The other tunnel endpoint is already configured. After applying the configuration as shown, the tunnel started flapping. Which action resolves the issue?
Refer to the exhibit. The engineer is getting an error when trying to transfer a new IOS file to the router. Which action resolves the issue?
Refer to the exhibit After an engineer modified the configuration for area 7 to permit type 1 2 and 7 LSAs only users connected to router R9 reported that they could no longer access the internet. Which configuration restores internet access to users on R9 and permits only LSA type 1,2, and 7?
A)
B)
C)
D)
Refer to the exhibit. AS 111 mut not be used as a transit AS, but ISP-1 is getting ISP-2 routes from AS 111. Which configuration stops Customer AS from being used as a transit path on ISP-1?
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?
Refer to the exhibit. An engineer cannot determine the time of the problem on R1 due to a mismatch between the router local clock and legs. Which command synchronizes the time between new log entries and the local clock on R1?
A network is configured with CoPP to protect the CORE router route processor for stability and DDoS protection. As a company policy, a class named class-default is preconfigured and must not be modified or deleted. Troubleshoot CoPP to resolve the issues introduced during the maintenance window to ensure that:
WAN
CORE
MGMT
Drag and drop the ICMPv6 neighbor discovery messages from the left onto the correct packet types on the right.
A network administrator opens a telnet connection to the router and gets the message:
R1#telnet 10.1.1.2
Trying 10 1.1 2 Open
(Connection to 10.1.1.2 closed by foreign host)
Router R2 is configured with enable secret and password commands. Which action resolves the issue?
Drag and drop the descriptions from the left onto the corresponding MPLS components on the right.
Refer to the Exhibit.
R1 and R2 use IGP protocol to route traffic between AS 100 and AS 200 despite being configured to use BGP. Which action resolves the issue and ensures the use of BGP?
Refer to lhe exhibit An engineer must filter EIGRP updates that are received to block all 10 10 10.0/24 prefixes The engineer tests the distribute list and finds one associated prefix. Which action resolves the issue?
Refer to the exhibit.
An engineer must configure DMVPN Phase 3 hub-and-spoke topology to enable a spoke-to-spoke tunnel. Which NHRP configuration meets the requirement on R6?
Refer to the exhibit The SNMP server with IP address 172.16 4 4 cannot access host router A Which configuration command on router A resolves the issue?
A network engineer must configure a DMVPN network so that a spoke establishes a direct path to another spoke if the two must send traffic to each other. A spoke must send traffic directly to the hub if required Which configuration meets this requirement?
Refer to the exhibit.
An engineer configures the router 10.1.100.10 for EIGRP autosummarization so that R1 should receive the summary route of 10.0.0.0/8. However, R1 receives more specific /24 routes.
Which action resolves this issue?
Refer to the exhibit.
The network administrator configured the Chicago router to mutually redistribute the LA and NewYork routes with OSPF routes to be summarized as a single route in EIGRP using the longest summary mask:
After the configuration, the New York router receives all the specific LA routes but the summary route. Which set of configurations resolves the issue on the Chicago router?
Refer to the exhibit.
Which two commands provide the administrator with the information needed to resolve the issue? (Choose two.)
Refer to the exhibit.
A network engineer must establish communication between three different customer sites with these requirements:
C.
F.
Which configuration meets the requirements?
Refer to the exhibit. An engineer configured BGP and wants to select the path from 10.77.255.57 as the best path instead of current best path. Which action resolves the issue?
Refer to the exhibit A network administrator is troubleshooting to reduce the routing table of R4 and R5 to learn only the default route to communicate from Inter-Area and Intra-Area networks Which configuration resolves the issue?
A)
B)
C)
D)
Refer to the exhibit.
Which action makes 10.1.3.2 the feasible successor to reach 10. 200. 1 0/24 for location S42T447E33F95?
A network administrator performed a Compact Flash Memory upgrade on a Cisco Catalyst 6509 Switch. Everything is functioning normally except SNMP, which was configured to monitor the bandwidth of key interfaces but the interface indexes are changed. Which global configuration resolves the issue?
Which rouler takes an active role between two LDP neighbors when initiating LDP session negotiation and LDP TCP connection establishment?
Refer to the exhibit. Which action limits the access to R2 from 192.168.12.1?
Refer to the exhibit.
An engineer must configure OSPF with R9 and R10 and configure redistribution between OSPF and RIP causing a routing loop Which configuration on R9 and R10 meets this objective?
A)
B)
C)
D)
Refer to the exhibit.
A prefix list is created to filter routes inbound to an EIGRP process except for network 10 prefixes After the prefix list is applied no network 10 prefixes are visible in the routing table from EIGRP. Which configuration resolves the issue?
Refer to the exhibit.
Reachability between servers in a network deployed with DHCPv6 is unstable. Which command must be removed from the configuration to make DHCPv6 function?
Refer to the exhibit. In Cuco DNA Center, a network engineer identifies that BGP-learned networks are repeatedly withdrawn from peers. Which configuration must the engineer apply to resolve the Issue?
A)
B)
C)
D)
Which MPLS value is combined with the IP prefix to convert to a VPNv4 prefix?
An engineer is creating a policy that overrides normal routing behavior.if the route to a destination of
10.100.100.0/24 is withdrawn from the routing
Table, the policy must direct traffic to a next hop of 10.1 1.1. if the route is present in the routing table, then
normal forwarding must occur. Which
configuration meets the requirements?
Refer to the exhibit.
An administrator must configure the router with OSPF for IPv4 and IPv6 networks under a single process. The OSPF adjacencies are not established and did not meet the requirement. Which action resolves the issue?
Which feature is used by LDP in the forwarding path within the MPLS cloud?
Refer to the exhibit.
When the FastEthemet0/1 goes down, the route to 172.29.0 0/16 via 192.168.253 2 is not installed in the RI
B.
Which action resolves the issue?Refer to the exhibit.
An administrator is troubleshooting a time synchronization problem for the router time to another Cisco IOS XE-based device that has recently undergone hardening. Which action resolves the issue?
How does an MPLS Layer 3 VPN differentiate the IP address space used between each VPN?
What must be configured by the network engineer to circumvent AS_PATH prevention mechanism in IP/VPN Hub and Spoke deployment scenarios?
Refer to the exhibit Which command must be configured to make VRF CCNP work?
Refer to the exhibit. Users on a call center report that they cannot browse the internet on Saturdays during the afternoon. Which configuration resolves the issue?
A)
B)
C)
D)
Refer to the exhibit. An engineer configured router R3 to redistribute the prefix 10.10.10.0/24 from OSPF into EIGRP R1 has no connectivity to the prefix. Which action enables receipt of prefixes on R1?
What are the two prerequisites to enable BFD on Cisco routers? (Choose two)
Refer to the exhibit.
R5 should not receive any routes originated in the EIGRP domain. Which set of configuration changes removes the EIGRP routes from the R5 routing table to fix the issue?
An engineer is implementing a coordinated change with a server team. As part of the change, the engineer must configure interlace GigabitEthernet2 in an existing VRF "RED" then move the interface to an existing VRF "BLUE" when the server team is ready. The engineer configured interface GigabitEthemet2 in VRF "RED"
Which configuration completes the change?
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?
Refer to the exhibit. An administrator wanted to make R1 always elected as DR. R2 as BDR. and R3 as DROTHER but could not achieve the desired results. Which two configurations resolve the issue? (Choose two.)
i.
Which two labet distribution methods are used by routers in MPLS? (Choose two )
What must a network architect consider for RTs when planning for a single customer full-mesh VPN m an MPLS Layer 3 network?
Refer to the exhibit.
Users in VLAN46 cannot get the IP from the DHCP server. Assume that all the parameters are configured properly in VLAN 10 and on the DHCP server Which command on interlace VLAN46 allows users to receive IP from the DHCP server?
Refer to the exhibit.
An engineer is monitoring reachability of the configured default routes to ISP1 and ISP2. The default route from ISP1 is preferred if available. How is this issue resolved?
While working with software images, an engineer observes that Cisco DNA Center cannot upload its software image directly from the device. Why is the image not uploading?
When provisioning a device in Cisco DNA Center, the engineer sees the error message “Cannot select the device. Not compatible with template”.
What is the reason for the error?
Refer to the exhibit.
The ACL is placed on the inbound Gigabit 0/1 interface of the router. Host
192.168.10.10cannot SSH to host 192.168.100.10 even though the flow is permitted. Which action
resolves the issue without opening full access to this router?
Drag and drop the addresses from the left onto the correct IPv6 filter purposes on the right.
Which SNMP verification command shows the encryption and authentication protocols that are used in
SNMPV3?
Drag and drop the MPLS terms from the left onto the correct definitions on the right.
Refer to the exhibit.
A company is evaluating multiple network management system tools. Trending graphs generated by SNMP data are returned by the NMS and appear to have multiple gaps. While troubleshooting the issue, an engineer noticed the relevant output. What solves the gaps in the graphs?
Exhibit:
BGP is flapping after the Copp policy is applied. What are the two solutions to fix the issue?
(Choose two)
Refer to the exhibit.
The output of the trace route from R5 shows a loop in the network. Which configuration
prevents this loop?
A)
B)
C)
D)
R2 has a locally originated prefix 192.168.130.0/24 and has these configurations:
What is the result when the route-map OUT command is applied toward an eBGP neighbor R1 (1.1.1.1) by using the neighbor 1.1.1.1 route-map OUT out command?
Refer to the exhibit.
Redistribution is enabled between the routing protocols, and nowPC2 PC3, and PC4 cannot reach PC1. What are the two solutions to fix the problem? (Choose two.)
Refer to the exhibit.
After applying IPsec, the engineer observed that the DMVPN tunnel went down, and both
spoke-to-spoke and hub were not establishing. Which two actions resolve the issue? (Choose two.)
A network engineer needs to verify IP SLA operations on an interface that shows on indication of
excessive traffic.
Which command should the engineer use to complete this action?
During the maintenance window an administrator accidentally deleted the Telnet-related
configuration that permits a Telnet connection from the inside network (Eth0/0) to the outside of the networking between Friday – Sunday night hours only. Which configuration resolves the issue?
A)
B)
C)
D)
Refer to the exhibit.
R2 is a route reflector, and R1 and R3 are route reflector clients. The route reflector learns the route to 172.16.25.0/24 from R1, but it does not advertise to R3. What is the reason the route is not advertised?
Refer to the exhibit.
Which configuration configures a policy on R1 to forward any traffic that is sourced from
the 192.168.130.0/24 network to R2?
Refer to the exhibit.
Which subnet is redistributed from EIGRP to OSPF routing protocols?
Refer to the exhibit.
Network operations cannot read or write any configuration on the device with this configuration from the operations subnet. Which two configurations fix the issue? (Choose two.)
An engineer configured the wrong default gateway for the Cisco DNA Center enterprise interface during the install. Which command must the engineer run to correct the configuration?
Refer to the exhibit.
An IP SLA was configured on router R1 that allows the default route to be modified in the event that Fa0/0 loses reachability with the router R3 Fa0/0 interface. The route has changed to flow through
router R2. Which debug command is used to troubleshoot this issue?
Refer to the exhibit.
An engineer configures a static route on a router, but when the engineer checks the route
to the destination, a different next hop is chosen. What is the reason for this?
Refer to the exhibit.
In which circumstance does the BGP neighbor remain in the idle condition?
Which configuration adds an IPv4 interface to an OSPFv3 process in OSPFv3 address family configuration?
Refer to the exhibit.
Which routes from OSPF process 5 are redistributed into EIGRP?
Refer to the exhibit.
ISP 1 and ISP 2 directly connect to the Internet. A customer is tracking both ISP links to
achieve redundancy and cannot see the Cisco IOS IP SLA tracking output on the router console. Which command is missing from the IP SLA configuration?
Refer to the following output:
Router#show ip nhrp detail
10.1.1.2/8 via 10.2.1.2, Tunnel1 created 00:00:12, expire 01:59:47
Typ
E.
dynamic, Flags: authoritative unique nat registered usedNBMA address: 10.12.1.2
What does the authoritative flag mean in regards to the NHRP information?
Refer to the exhibit.
An engineer is trying to configure local authentication on the console line, but the device is trying to authenticate using TACACS+. Which action produces the desired configuration?
Refer to the exhibit.
Which interface configuration must be configured on the spoke A router to enable a dynamic DMVPN tunnel with the spoke B router?
Refer to the exhibit.
An administrator that is connected to the console does not see debug messages when
remote users log in. Which action ensures that debug messages are displayed for remote logins?
Drag and Drop the IPv6 First-Hop Security features from the left onto the definitions on the right.
Refer to the exhibit.
Which configuration denies Telnet traffic to router 2 from 198A:0:200C::1/64?
A)
B)
C)
D)
Refer to the exhibit.
Why is the remote NetFlow server failing to receive the NetFlow data?
Drag and drop the packet types from the left onto the correct descriptions on the right.
Refer to Exhibit.
Which statement about redistribution from BGP into OSPF process 10 is true?
Refer to the exhibit.
Drag and drop the credentials from the left onto the remote login information on the right to resolve a failed login attempt to vtys. Not all credentials are uf SLA by defining frequency and schedulingsed
Drag and drop the OSPF adjacency states from the left onto the correct descriptions on the right.
Drag and drop the MPLS VPN concepts from the left onto the correct descriptions on the right.
Refer to the exhibit.
Users report that IP addresses cannot be acquired from the DHCP server. The DHCP
server is configured as shown. About 300 total nonconcurrent users are using this DHCP server, but none of them are active for more than two hours per day. Which action fixes the issue within the current resources?
Refer to the exhibit.
During troubleshooting it was discovered that the device is not reachable using a secure
web browser. What is needed to fix the problem?
Which protocol is used in a DMVPN network to map physical IP addresses to logical IP addresses?
Users were moved from the local DHCP server to the remote corporate DHCP server. After the move,
none of the users were able to use the network.
Which two issues will prevent this setup from working properly? (Choose two)
Which method changes the forwarding decision that a router makes without first changing the routing table or influencing the IP data plane?
Refer to the exhibit.
Users in the branch network of 2001:db8:0:4::/64 report that they cannot access the Internet. Which command is issued in IPv6 router EIGRP 100 configuration mode to solve this issue?
Which component of MPLS VPNs is used to extend the IP address so that an engineer is able to
identify to which VPN it belongs?
What is the role of a route distinguisher via a VRF-Lite setup implementation?
Refer to the exhibit.
SanFrancisco and Boston routers are choosing slower links to reach each other despite the direct links being up Which configuration fixes the issue?
Refer to the exhibit. A network administrator configured NTP on a Cisco router to get synchronized time for system and logs from a unified time source The configuration did not work as desired Which service must be enabled to resolve the issue?
Drag and drop the actions from the left into the correct order on the right to configure a policy to avoid following packet forwarding based on the normal routing path.
Refer to Exhibit.
A network administrator has successfully configured DMVPN topology between a hub and two spoke routers. Which two configuration commands should establish direct communications between spoke 1 and spoke 2 without going through the hub? (Choose two).
Refer to the exhibit. The administrator configured route advertisement to a remote low resources router to use only the default route to reach any network but failed. Which action resolves this issue?
Refer to the exhibit. A network administrator configured mutual redistribution on R1 and R2 routers, which caused instability in the network. Which action resolves the issue?
In which two ways does the IPv6 First-Hop Security Binding Table operate? (Choose two.)
Exhibit:
NTP is configured across the network infrastructure and Cisco DNA Center. An NTP issue was reported on the Cisco DNA Center at 17:15. Which action resolves the issue?
Which Ipv6 first-hop security feature helps to minimize denial of service attacks?
Exhibit:
An engineer configured R2 and R5 as route reflectors and noticed that not all routes are sent to R1 to advertise to the eBGP peers. Which iBGP routers must be configured as route reflectors to advertise all routes to restore reachability across all networks?
Refer to the exhibit. The network administrator configured the branch router for IPv6 on the E 0/0 interface The neighboring router is fully configured to meet requirements, but the neighbor relationship is not coming up. Which action fixes the problem on the branch router to bring the IPv6 neighbors up?
Refer to the exhibit.
A network administrator has developed a Python script on the local Linux machine and is trying to transfer it to the router. However, the transfer fails. Which action resolves this issue?
Refer to the exhibit. A network administrator configured an IPv6 access list to allow TCP return traffic only, but it is not working as expected. Which changes resolve this issue?
Refer to the exhibit.
AS65510 iBGP is configured for directly connected neighbors. R4 cannot ping or traceroute network 192 168.100.0/24 Which action resolves this issue?
An engineer configured policy-based routing for a destination IP address that does not exist in the routing table. How is the packet treated through the policy for configuring the set ip default next-hop command?
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?
Refer to the exhibit.
A network administrator logs into the router using TACACS+ username and password credentials, but the administrator cannot run any privileged commands Which action resolves the issue?
An engineer configured SNMP notifications sent to the management server using authentication and encrypting data with DES. An error in the response PDU is received as "UNKNOWNUSERNAM
E.
WRONGDIGEST". Which action resolves the issue?Drag and drop the LDP features from the left onto the descriptions on the right
A DMVPN single hub topology is using IPsec + mGRE with OSP
F.
What should be configured on the hub to ensure it will be the designated router?When determining if a system is capable of support, what is the minimum time spacing required for a BFD control packet to receive once a control packet is arrived?
Refer to the exhibit.
While troubleshooting an EIGRP neighbor adjacency problem, the network engineer notices that the interface connected to the neighboring router is not participating in the EIGRP process. Which action resolves the issues?
Refer to the exhibit. Which action restores the routes from neighbors while still filtering 1.1.1.0/24?
Refer to the exhibit.
To provide reachability to network 10.1.1.0 /24 from R5, the network administrator redistributes EIGRP into OSPF on R3 but notices that R4 is now taking a ........... path through R5 to reach 10.1.1.0/24 network. Which action fixes the issue while keeping the reachability from R5 to 10.1.1.0/24 network?
An engineer sets up a DMVPN connection to connect branch 1 and branch 2 to HQ branch 1 and branch 2 cannot communicate with each other. Which change must be made to resolve this issue?
Which two components are needed for a service provider to utilize the LVPN MPLS application? (Choose two.)
An engineer configured Reverse Path Forwarding on an interface and noticed that the routes are dropped when a route lookup fails on that interface for a prefix that is available in the routing table Which interface configuration resolves the issue?
Refer to Exhibit.
Which two configurations allow clients to get dynamic ip addresses assigned?
Refer to the exhibit.
An IPv6 network was newly deployed in the environment and the help desk reports that R3 cannot SSH to the R2s Loopback interface. Which action resolves the issue?
Refer to the exhibit.
Which two actions should be taken to access the server? (Choose two.)
Refer to the exhibit.
The neighbor relationship is not coming up Which two configurations bring the adjacency up? (Choose two)
Drag and drop the MPLS concepts from the left onto the descriptions on the right.
Which two protocols work in the control plane of P routers across the MPLS cloud? (choose two)
Refer to the exhibit. The DHCP client is unable to receive an IP address from the DHCP server RouterB is configured as follows:
Interface fastethernet 0/0
description Client DHCP ID 394482431
Ip address 172 31 11 255 255.255 0
!
ip route 172.16.1.0 255 255 255.0 10.1.1.2
Which command is required on the fastethernet 0/0 interface of RouterB to resolve this issue?
What is the minimum time gap required by the local system before putting a BFD control packet on the wire?
Which configuration feature should be used to block rogue router advertisements instead of using the IPv6 Router Advertisement Guard feature?
Refer to exhibit.
Routing protocols are mutually redistributed on R3 and R1. Users report intermittent connectivity to services hosted on the 10.1.1.0/24 prefix. Significant routing update changes are noticed on R3 when the show ip route profile
command is run. How must the services be stabilized?
An engineer is troubleshooting on the console session of a router and turns on multiple debug commands. The console screen is filled with scrolling debug messages that none of the commands can be verified if entered correctly or display any output. Which action allows the engineer to see entered console commands while still continuing the analysis of the debug messages?
What does IPv6 Source Guard utilize to determine if IPv6 source addresses should be forwarded?
Refer to the exhibit.
A user has set up an IP SLA probe to test if a non-SLA host web server on IP address 10.1.1.1 accepts HTTP sessions prior to deployment. The probe is failing. Which action should the network administrator recommend for the probe to succeed?
Refer to the exhibit.
Troubleshoot and ensure that branch B only ever uses the MPLS B network to reach HQ. Which action achieves this requirement?
A customer reports to the support desk that they cannot print from their PC to the local printer id:401987778. Which tool must be used to diagnose the issue using Cisco DNA Center Assurance?
Refer to the exhibit.
BGP and EIGRP are mutually redistributed on R3, and EIGRP and OSPF are mutually redistributed on R1. Users report packet loss and interruption of service to applications hosted on the 10.1.1.0724 prefix. An engineer tested the link from R3 to R4 with no packet loss present but has noticed frequent routing changes on R3 when running the debug ip route command. Which action stabilizes the service?
Which feature drops packets if the source address is not found in the snooping table?
Refer to the exhibit.
A network administrator configured an IPv6 access list to allow TCP return frame only, but it is not working as expected. Which changes resolve this issue?
Refer to Exhibit.
A network administrator added one router in the Cisco DNA Center and checked its discovery and health from the Network Health Dashboard. The network administrator observed that the router is still showing up as unmonitored. What must be configured on the router to mount it in the Cisco DNA Center?
Refer to the exhibit. The remote server is failing to receive the NetFlow data Which action resolves the issue?
Refer to the exhibit.
An engineer receives this error message when trying to access another router in-band from the serial interface connected to the console of R1. Which configuration is needed on R1 to resolve this issue?
Refer to the exhibit. The network administrator has configured the Customer Edge router (AS 64511) to send only summarized routes toward ISP-1 (AS 100) and ISP-2 (AS 200).
router bgp 64511
network 172.16.20.0 mask 255.255.255.0
network 172.16.21.0 mask 255.255.255.0
network 172.16.22.0 mask 255.255.255.0
network 172.16.23.0 mask 255.255.255.0
aggregate-address 172.16.20.0 255.255.252.0
After this configuration. ISP-1 and ISP-2 continue to receive the specific routes and the summary route. Which configuration resolves the issue?
An engineer configured a Cisco router to send reliable and encrypted notifications for any events to the management server. It was noticed that the notification messages are reliable but not encrypted. Which action resolves the issue?
TESTED 26 Apr 2024
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