9539421
Description
| Question | Answer |
| Which command can be issued on a router to verify that automatic summarization is enabled? show ip eigrp neighbors show ip protocols show ip interface brief show ip eigrp interfaces | show ip protocols* |
| Which address best summarizes the IPv6 addresses 2001:DB8:ACAD::/48, 2001:DB8:9001::/48, and 2001:DB8:8752::/49? 2001:DB8:8000::/48 2001:DB8:8000::/36 2001:DB8:8000::/47 2001:DB8:8000::/34 | 2001:DB8:8000::/34* |
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Refer to the exhibit. Router R3 is receiving multiple routes through the EIGRP routing protocol. Which statement is true about the implementation of summarization in this network?
Automatic summarization has been enabled only for the 172.21.100.0/24 network.
Automatic summarization is enabled on neighboring routers.
Automatic summarization is disabled on a per-interface basis.
Automatic summarization is disabled on R3.
Image:
Ex81 (binary/octet-stream)
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Automatic summarization is disabled on R3.* |
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Refer to the exhibit. Considering that R2, R3, and R4 are correctly configured, why did R1 not establish an adjacency with R2, R3, and R4?
because the automatic summarization is enabled on R1
because the IPv4 address on Fa0/0 interface of R1 is incorrect
because the Fa0/0 interface of R1 is declared as passive for EIGRP
because there is no network command for the network 192.168.1.0/24 on R1
Image:
Ex82 (binary/octet-stream)
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because the Fa0/0 interface of R1 is declared as passive for EIGRP* |
| In which IOS CLI mode must a network administrator issue the maximum-paths command to configure load balancing in EIGRP? router configuration mode interface configuration mode global configuration mode privileged mode | router configuration mode* |
| Two routers, R1 and R2, have established an EIGRP neighbor relationship, but there is still a connectivity problem. Which issue could be causing this problem? - a process ID mismatch - an authentication mismatch - an access list that is blocking advertisements from other networks - automatic summarization that is disabled on both routers | an access list that is blocking advertisements from other networks* |
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Refer to the exhibit. Remote users are experiencing connectivity problems when attempting to reach hosts in the 172.21.100.0 /24 network. Using the output in the exhibit, what is the most likely cause of the connectivity problem?
The GigabitEthernet 0/1 interface is not participating in the EIGRP process.
The hello timer has been modified on interface GigabitEthernet 0/1 of R3 and not on the neighbor, causing a neighbor adjacency not to form.
The passive-interface command is preventing neighbor relationships on interface GigabitEthernet 0/0.
The GigabitEthernet interfaces are not limiting the flow of EIGRP message information and are being flooded with EIGRP traffic.
Image:
Ex83 (binary/octet-stream)
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The GigabitEthernet 0/1 interface is not participating in the EIGRP process.* |
| In which scenario will the use of EIGRP automatic summarization cause inconsistent routing in a network? when there is no common subnet that exists between neighboring routers when the routers in an IPv4 network have mismatching EIGRP AS numbers when there is no adjacency that is established between neighboring routers when the routers in an IPv4 network are connected to discontiguous networks with automatic summarization enabled | when the routers in an IPv4 network are connected to discontiguous networks with automatic summarization enabled* |
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Refer to the exhibit. Routers R1 and R2 are directly connected via their serial interfaces and are both running the EIGRP routing protocol. R1 and R2 can ping the directly connected serial interface of their neighbor, but they cannot form an EIGRP neighbor adjacency.
Configure the same hello interval between the routers.
Configure EIGRP to send periodic updates.
Enable the serial interfaces of both routers.
Configure both routers with the same EIGRP process ID.
Image:
Ex84 (binary/octet-stream)
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Configure both routers with the same EIGRP process ID.* |
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Refer to the exhibit. Which statement accurately reflects the configuration of routing on the HQ router?
The IP address assigned to the GigabitEthernet0/0 interface is 172.16.2.0 255.255.255.0.
A static default route was configured on this router.
A static default route was learned via EIGRP routing updates.
The static default route should be redistributed using the default-information originate command.
Image:
Ex85 (binary/octet-stream)
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A static default route was configured on this router.* |
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Refer to the exhibit. Which statement is supported by the output?
The route to 192.168.1.1 represents the configuration of a loopback interface.
A static default route has been manually configured on this router.
A default route is being learned through an external process.
Summarization of routes has been manually configured.
Image:
Ex86 (binary/octet-stream)
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A default route is being learned through an external process.* |
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Refer to the exhibit. Which two routes will be advertised to the router ISP if autosummarization is disabled? (Choose two.)
10.1.2.0/24
10.1.4.0/28
10.1.4.0/30
10.1.4.0/24
10.1.0.0/16
Image:
Ex87 (binary/octet-stream)
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10.1.2.0/24* 10.1.4.0/30* |
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Refer to the exhibit. A network administrator has configured EIGRP authentication between routers R1 and R2. After the routing tables are reviewed, it is noted that neither router is receiving EIGRP updates. What is a possible cause for this failure?
The same autonomous system numbers must be used in the interface configurations of each router.
The key string should be used in interface mode instead of the key chain.
The same number of key strings must be used on each router.
The same key chain name must be used on each router.
The authentication configuration is correct, issue the show ip eigrp neighbors command to troubleshoot the issue.
Image:
Ex88 (binary/octet-stream)
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The same autonomous system numbers must be used in the interface configurations of each router.* |
| Two routers, R1 and R2, share a 64 kb/s link. An administrator wants to limit the bandwidth used by EIGRP between these two routers to 48 kb/s. Which command is used on both routers to configure the new bandwidth setting? ip bandwidth-percent eigrp 100 48 ip bandwidth-percent eigrp 100 75 ip bandwidth-percent eigrp 75 100 ip bandwidth-percent eigrp 64 48 ip bandwidth-percent eigrp 100 64 | ip bandwidth-percent eigrp 100 75* |
| Which three statements are advantages of using automatic summarization? (Choose three.) It decreases the number of entries in the routing table. It reduces the frequency of routing updates. It ensures that traffic for multiple subnets uses one path through the internetwork. It maximizes the number of routes in the routing table. It improves reachability in discontiguous networks. It increases the size of routing updates. | It decreases the number of entries in the routing table.* It reduces the frequency of routing updates.* It ensures that traffic for multiple subnets uses one path through the internetwork.* |
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Refer to the exhibit. After the configuration shown is applied on router R1, the exhibited status message is displayed. Router R1 is unable to form a neighbor relationship with R2 on the serial 0/1/0 interface. What is the most likely cause of this problem?
The passive-interface command should have been issued on serial 0/1/0.
The IPv4 address configured on the neighbor that is connected to R1 serial 0/1/0 is incorrect.
The hello interval has been altered on serial 0/1/0 and is preventing a neighbor relationship from forming.
The network statement used for EIGRP 55 does not enable EIGRP on interface serial 0/1/0.
The networks that are configured on serial 0/0/0 and serial 0/1/0 of router R1 are overlapping.
Image:
Ex89 (binary/octet-stream)
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The IPv4 address configured on the neighbor that is connected to R1 serial 0/1/0 is incorrect.* |
| What is a characteristic of manual route summarization? requires high bandwidth utilization for the routing updates has to be configured globally on the router reduces total number of routes in routing tables cannot include supernet routes | reduces total number of routes in routing tables* |
| Fill in the blank. Do not use abbreviations. The ” __________” command causes an EIGRP router to stop sending hello packets through an interface. | passive-interface |
| Fill in the blank. Do not use abbreviations. What is the command that should be issued on a router to verify that EIGRP adjacencies were formed? | __show ip eigrp neighbor__ |
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Refer to the exhibit. All networks are active in the same EIGRP routing domain. When the auto-summary command is issued on R3, which two summary networks will be advertised to the neighbors? (Choose two.)
172.16.3.0/24
172.16.0.0/16
192.168.10.0/24
192.168.10.0/30
192.168.1.0/30
Image:
Ex810 (binary/octet-stream)
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172.16.0.0/16* 192.168.10.0/24* |
| By default, how many equal-cost routes to the same destination network will EIGRP install in the routing table? 2 4 6 8 | 4* |
| Which administrative distance is used to advertise routes learned from other protocols that are redistributed into EIGRP? 115 170 5 90 | 170* |
| What is the purpose of a Null0 route in the routing table? to prevent routing loops to act as a gateway of last resort to redistribute external routes into EIGRP to prevent the router from sending EIGRP packets | to prevent routing loops* |
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Router CiscoVille has been partially configured for EIGRP authentication. What is missing that would allow successful authentication between EIGRP neighbors?
The CiscoVille router requires a second keychain to function correctly when using two interfaces for EIGRP authentication.
The keychain for EIGRP authentication must be configured on the interfaces.
A username and password must be configured.
The interfaces that will use EIGRP authentication must be specified.
Image:
Ex811 (binary/octet-stream)
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The keychain for EIGRP authentication must be configured on the interfaces.* |
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Which two conclusions can be drawn from the exhibited configuration? (Choose two.)
The network statements require subnet masks to prevent autosummarization.
Any EIGRP-learned route with a metric less than 3 times the successor metric will be installed in the local routing table.
The configuration supports unequal-cost load balancing.
The configuration supports equal-cost load balancing.
Any EIGRP-learned route with a metric equal to 3 times the successor metric will be installed in the local routing table.
Image:
Ex812 (binary/octet-stream)
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Any EIGRP-learned route with a metric less than 3 times the successor metric will be installed in the local routing table.* The configuration supports unequal-cost load balancing.* |
| Which EIGRP parameter must match between all routers forming an EIGRP adjacency? autonomous system number variance hold timer administrative distance hello timer | autonomous system number* |
| What two statements are correct regarding EIGRP authentication? (Choose two.) EIGRP authentication uses the MD5 algorithm. EIGRP authentication uses a pre-shared key. EIGRP authentication uses varying levels of WEP to encrypt data exchanged between routers. EIGRP authentication can be configured on one router and updates from this router are protected; whereas a neighbor router can be without the authentication configuration and its updates are unprotected. | EIGRP authentication uses the MD5 algorithm.* EIGRP authentication uses a pre-shared key.* |
| Which command would limit the amount of bandwidth that is used by EIGRP for protocol control traffic to approximately 128 Kb/s on a 1.544 Mb/s link? ip bandwidth-percent eigrp 100 8 traffic-share balanced variance 8 maximum-paths 8 | ip bandwidth-percent eigrp 100 8 * |
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All networks are active in the same EIGRP routing domain. When the auto-summary command is issued on R3, which two summary networks will be calculated on R3? (Choose two.)
192.168.10.0/24
192.168.10.0/30
172.16.0.0/16
192.168.1.0/30
172.16.3.0/24
Image:
Ex813 (binary/octet-stream)
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192.168.10.0/24* 172.16.0.0/16* |
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