Practice Free 300-410 Exam Online Questions
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
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?
A)
B)
C)
D)
- A . Option A
- B . Option B
- C . Option C
- D . Option D
Refer to the exhibit.
An engineer is troubleshooting failed access by contractors to the business application server via Telnet or HTTP during the weekend.
Which configuration resolves the issue?
A)
B)
C)
D)
- A . Option
- B . Option
- C . Option
- D . Option
IPv6 is enabled in the infrastructure to support customers with an IPv6 network over WAN and to connect the head office to branch offices in the local network. One of the customers is already running IPv6 and wants to enable IPv6 over the DMVPN network infrastructure between the headend and branch sites.
Which configuration command must be applied to establish an mGRE IPv6 tunnel neighborship?
- A . tunnel protection mode ipv6
- B . ipv6 unicast-routing
- C . ipv6 nhrp holdtime 30
- D . tunnel mode gre multipoint ipv6
Refer to the exhibit.
When an FTP client attempts to use passive FTP to connect to the FTP server, the file transfers fail.
Which action resolves the issue?
- A . Configure active FTP traffic.
- B . Modify FTP-SERVER access list to remove established at the end.
- C . Modify traffic filter FTP-SERVER in to the outbound direction.
- D . Configure to permit TCP ports higher than 1023.
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?
- A . Remove the exceed-rate command in the class map.
- B . Remove the class map NMS from being part of control plane policing.
- C . Configure the CIR rate to a lower value that accommodates all the NMS tools
- D . Separate the NMS class map in multiple class maps based on the specific protocols with appropriate CoPP actions
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?
- A . The device must be resynced to Cisco DNA Center.
- B . The software image for the device is in install mode.
- C . The device has lost connectivity to Cisco DNA Center.
- D . The software image for the device is in bundle mode
Refer to the exhibit.
The client server but the show command does not show the IPv6 DHCP bindings on the server.
Which action resolves the issue?
- A . Extend the DHCP lease time because R1 removed the IPv6 address earlier after the lease expired.
- B . Configure H1 as the DHCP client that manually assigns the IPv6 address on interlace e0/0..
- C . Use the 2001:DBB:BAD:C0DE::/64 prefix for the DHCP pool on R1.
- D . Configure authorized DHCP servers to avoid IPv6 addresses from a rogue DHCP server.
Topic 2, Exam Pool B
Refer to the exhibit.
R1 is being monitored using SNMP and monitoring devices are getting only partial information.
What action should be taken to resolve this issue?
- A . Modify the CoPP policy to increase the configured exceeded limit for SNMP.
- B . Modify the access list to include snmptrap.
- C . Modify the CoPP policy to increase the configured CIR limit for SNMP.
- D . Modify the access list to add a second line to allow udp any any eq snmp
Refer to the exhibit.
Router R2 should be learning the route for 10.123.187.0/24 via EIGRP.
Which action resolves the issue without introducing more issues?
- A . Use distribute-list to modify the route as an internal EIGRP route
- B . Redistribute the route in EIGRP with metric, delay, and reliability
- C . Use distribute-list to filter the external router in OSPF
- D . Remove route redistribution in R2 for this route in OSPF