642-832 - Troubleshooting and Maintaing Cisco IP Networks

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Example Questions

While verifying BGP operation on the Company router, you issue the "show ip bgp" command as shown below: routerR>show ip bgp BGP table version is 1046033, local router ID is 198.32.162.100 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal Origin codes: i - IGP, e EGP, ? -incomplete BeITCertified.com Network Next Hop Metric LocPrf Weight Path * > 143.16.0.0 128.214.63.2 0 400 0 200 1 * 143.16.0.0 192.208.10.5 0 300 0 300 1 * 143.16.0.0 143.16.63.5 0 100 0 200 1 * 143.16.0.0 203.250.13.41 0 100 0 500 1 From the information above, which path will the network 143.16.0.0 prefer to take to exit the AS? Which of the following is not a NetFlow key field? A technician is troubleshooting connectivity problems between two routers that are directly connected through a serial line. The technician notices that the serial line is up, but cannot see any neighbors displayed in the output of the show cdp neighbors command. In which OSI layer is the problem most likely occurring? What level of logging is enabled on a Router where the following logs are seen? %LINK-3-UPDOWN: Interface FastEthernet0/1, changed state to up %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/1, changed state to up You enabled CDP on two Cisco Routers which are connected to each other. The Line and Protocol status for the interfaces on both routers show as UP but the routers do not see each other a CDP neighbors. Which layer of the OSI model does the problem most likely exist? EIGRP uses five generic packet types (hello, updates, queries, replies, acknowledgements). If you wished to view the statistics for these packets, which IOS command should you use? You execute the command show processes cpu, and the output includes CPU utilization for 5 seconds: 30%/26%. Which two of the following statements are correct? What is the purpose of configuring router R1 with the "IP Helper address" command? In computer networking a multicast address is an identifier for a group of hosts that have joined a multicast group. Multicast addressing can be used in the Link Layer (OSI Layer 2), such as Ethernet Multicast, as well as at the Internet Layer (OSI Layer 3) as IPv4 or IPv6 Multicast. Which two descriptions are correct regarding multicast addressing? FCAPS is a network maintenance model defined by ISO. It stands for which of the following? A BGP router is configured as shown below: interface ethernet 0 ip address 10.10.10.1 255.255.0.0 ! int serial 0 ip address 172.16.1.1 255.255.255.252 ! router bgp 65001 neighbor 192.168.1.1 remote-as 65002 Based on the above configuration, which of the following BGP statements would inject the BeITCertified.com 10.10.0.0/16 prefix into the BGP routing table? Trouble Ticket Statement Client 1 is getting an IP address from the DHCP server but is not able to ping DSW1 or the FTP Server Configurationon DSW1 vlan access-map test1 10 drop match ip address 10 ! vlan filter test1 vlan-list 10 ! ip access-list standard 10 permit 10.2.0.0 0.0.255.255 ! Interface VLAN10 ip address 10.2.1.1 255.255.255.0 ! What is the solution of the fault condition? Client 1 and Client 2 are getting a 169.x.x.x IP address and are not able to ping DSW1 or the FTP Server. They are able to ping each other. On which device is the fault condition located? Which of the following is not used to baseline application traffic? Client 1 is not able to reach the WebServer. Initial troubleshooting shows that DSW1 can ping the Fa0/1 interface of R4 but not the s0/0/0/0.34 interface. The Fault Condition is related to which technology? Which two of the following items are recorded in the routing table for a prefix? What is the result if you configure two devices with the ntp server command? Trouble Ticket Statement Client 1 is not able to reach the WebServer. Initial troubleshooting shows that DSW1 can ping the Fa0/1 interface of R4 but not the s0/0/0/0.34 interface. Configurationon DSW1 router eigrp 10 network 10.1.4.4 0.0.0.0 network 10.2.1.1 0.0.0.0 network 10.2.4.13 0.0.0.0 no auto-summary Configurationon DSW2 router eigrp 10 network 10.1.4.8 0.0.0.0 network 10.2.2.1 0.0.0.0 network 10.2.4.14 0.0.0.0 no auto-summary Configurationon R4 router eigrp 10 network 10.1.4.5 0.0.0.0 no auto-summary redistribute ospf 1 metric 100 10 255 1 1500 route-map EIGRP_to_OSPF ! router ospf 1 network 10.1.1.8 0.0.0.0 area 34 redistribute eigrp 10 subnets ! route-map EIGRP->OSPF match ip address 1 ! access-list 1 permit 10.0.0.0 0.255.255.255 access-list 1 permit 209.0.0.0 0.255.255.255 What is the solution of the fault condition? What is the result of configuring the logging console warning command? Trouble Ticket Statement DSW1 and R4 cannot ping R2's loopback or R2's s0/0/0/0.12 IPv6 address. Initial troubleshooting shows and R2 is not an OSPFv3 neighbor on R3. Configurationon R2 ipv6 unicast-routing ! ipv6 router ospf 6 router-id 2.2.2.2 ! interface s0/0/0/0.23 ipv6 address 2026::1:1/122 ConfigurationR3 ipv6 unicast-routing ! ipv6 router ospf 6 router-id 3.3.3.3 ! interface s0/0/0/0.23 ipv6 address 2026::1:2/122 ipv6 ospf 6 area 0 What is the solution of the fault condition? Trouble Ticket Statement Client 1 and Client 2 are not able to reach the WebServer at 209.65.200.241. Initial troubleshooting shows that DSW1, DSW2 and all the routers are able to reach the WebServer Configuration on R1 ip nat inside source list nat_pool interface Serial0/0/0/1 overload ! ip access-list standard nat_pool permit 10.1.0.0 ! interface Serial0/0/0/1 ip address 209.65.200.224 255.255.255.252 ip nat outside ! interfaceSerial0/0/0/0.12 ip address 10.1.1.1 255.255.255.252 ip nat inside ip ospf message-digest-key 1 md5 TSHOOT ip ospd authentication message-digest What is the solution of the fault condition? You enabled CDP on two Cisco Routers are connected to each other. The Line and Protocol status for the interfaces on both routers show as UP but the routers do not see each other a CDP neighbors. Which layer of the OSI model does the problem most likely exist? Which of the following commands displays the NetFlow statistics? The following command is issued on a Cisco Router: Router(configuration)#logging console warnings Which alerts will be seen on the console? What are two approaches to maintaining network? (Choose two) Which two of the following are common network maintenance processes? The following commands are issued on a Cisco Router: Router(configuration)#access-list 199 permit tcp host 10.1.1.1 host 172.16.1.1 Router(configuration)#access-list 199 permit tcp host 172.16.1.1 host 10.1.1.1 Router(configuration)#exit Router#debug ip packet 199 What will the debug output on the console show? While troubleshooting a routing problem on the company EIGRP network you discover that one of the routers is failing to establish adjacencies with its neighbor. What is a likely cause of this problem between neighbors? (Select two) BeITCertified.com Which two of the following reasons could cause the establishment of a BGP session to fail? Client one is getting a 169.x.x.x IP address and is not able to ping Client 2 or DSW1. Inital troubleshooting shows that port Fa1/0/1 on ASW1 is in error-disable state. On which device is the fault condition located? After consulting the routing table to route a packet, which other data structure on a router needs to be consulted to encapsulate the packet in an Ethernet frame (assuming the packet is not CEF switched)? A BGP router is configured as shown below: interface ethernet 0 ip address 10.10.10.1 255.255.0.0 ! int serial 0 ip address 172.16.1.1 255.255.255.252 ! router bgp 65001 neighbor 192.168.1.1 remote-as 65002 Based on the above configuration, which of the following BGP statements would inject the 10.10.0.0/16 prefix into the BGP routing table? Which of the following best describes SNMP? Which two of the following resources will help in interpreting and analyzing information gathered during troubleshooting? (Choose two.) Which two of the following are NAT-sensitive protocols? HSRP has been configurationured between DSW1 and DSW2. DSW1 is configurationured to be active router but it never becomes active even though the HSRP communication between DSW1 and DSW2 is working. Fault Condition is related to which technology? Which of the following commands is the correct command to copy the running configuration of a router to a file named test.cfg residing on an FTP server with IP address 10.1.1.1, using the username admin and password cisco? Client 1 and Client 2 are getting a 169.x.x.x IP address and are not able to ping DSW1 or the FTP Server. They are able to ping each other. What is the solution of the fault condition? The following command is issued on a Cisco Router: Router(configuration)#logging console warning Which alerts will be seen on the console? You have 2 NTP servers in your network - 10.1.1.1 and 10.1.1.2. You want to configurationure a Cisco router to use 10.1.1.2 as its NTP server before falling back to 10.1.1.1. Which commands will you use to configurationure the router? Which command should you use to verify what networks are being routed by a given OSPF process? Trouble Ticket Statement Client 1 is not able to reach the WebServer at 209.65.200.241. Initial troubleshooting shows that R1 is also not able to reach the WebServer. R1 also does not have any active BGP neighbor. Configuration on R1 router bgp 65001 no synchronization bgp log-neighbor-changes network 209.65.200.224 mask 255.255.255.252 neighbor 209.65.200.226 remote-as 65002 no auto-summary ! access-list 30 permit host 209.65.200.241 access-list 30 deny 10.1.0.0 0.0.255.255 access-list 30 deny 10.2.0.0 0.0.255.255 ! interface Serial0/0/0/1 ip address 209.65.200.224 255.255.255.252 ip nat outside ip access-group 30 in What is the solution of the fault condition? What are two approaches to maintaining a network? (Choose two.) Trouble Ticket Statement Client 1 is not able to reach the WebServer. Initial troubleshooting shows that DSW1 can ping the Fa0/1 interface of R4 but not the s0/0/0/0.34 interface. Configurationon DSW1 router eigrp 10 network 10.1.4.4 0.0.0.0 network 10.2.1.1 0.0.0.0 network 10.2.4.13 0.0.0.0 no auto-summary Configurationon DSW2 router eigrp 10 network 10.1.4.8 0.0.0.0 network 10.2.2.1 0.0.0.0 network 10.2.4.14 0.0.0.0 no auto-summary Configurationon R4 router eigrp 1 network 10.1.4.5 0.0.0.0 no auto-summary redistribute ospf 1 What is the solution of the fault condition? The EIGRP topology table contains all the routes that were received from all EIGRP routers in the autonomous system. How does a router determine which route to install in the routing table if two routes for the same prefix from different routing protocols are available? Refer to the shown below. %PIX|ASA-3-105010: (Primary) Failover message block alloc failed · %PIX|ASA-3-106010: Deny inbound protocol src interface_name:dest_address/dest_port dst interface_name:source_address/source_port · %PIX|ASA-3-106011: Deny inbound (No xlate) string · %PIX|ASA-3-106014: Deny inbound icmp src interface_name: IP_address dst interface_name: IP_address (type dec, code dec) · %PIX-3-107003: RIP: Attempted reference of stale data encountered in function, line: line_num · %PIX|ASA-3-109010: Auth from inside_address/inside_port to outside_address/outside_port failed (too many pending auths) on interface interface_name. · %PIX|ASA-3-109013: User must authenticate before using this service · %PIX|ASA-3-109016: Can't find authorization ACL acl_ID for user 'user' · %PIX|ASA-3-109018: Downloaded ACL acl_ID is empty · %PIX|ASA-3-109019: Downloaded ACL acl_ID has parsing error; ACE string · %PIX|ASA-3-109020: Downloaded ACL has config error; ACE · %PIX|ASA-3-109023: User from source_address/source_port to dest_address/dest_port on interface outside_interface must authenticate before using this service. What statement is correct regarding the output shown in the graphic? Which of the following is a Cisco IOS tool for troubleshooting high CPU utilization? Which two of the following security mechanisms can be used to protect the management plane of a router or switch? Option code 82 is related to which of the following DHCP options?

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